SyntaxFix

Examples On Programing Languages

Call parent method from child class c#

 This is a slightly different question from previous answers I have seen or I am not getting it. I have a parent class with a method named MyMethod() and a variable public Int32 CurrentRow; public void MyMethod() { this.UpdateProgressBar(); ...

Activate a virtualenv with a Python script

 I want to activate a virtualenv instance from a Python script. I know it's quite easy to do, but all the examples I've seen use it to run commands within the env and then close the subprocess. I simply want to activate the virtualenv and return to ...

How to format column to number format in Excel sheet?

 Below is the VBA code. Sheet2 contains all of the values in general format. After running the code, values in column 'C' of Sheet3 contain exponential values for numbers which are 13 or more digits. What should be done so that column 'C' of Sheet3...

Matplotlib: Specify format of floats for tick labels

 I am trying to set the format to two decimal numbers in a matplotlib subplot environment. Unfortunately, I do not have any idea how to solve this task. To prevent using scientific notation on the y-axis I used ScalarFormatter(useOffset=False) as you...

Correct way to add external jars (lib/*.jar) to an IntelliJ IDEA project

 When creating a new Java project in IntelliJ IDEA, the following directories and files are created: ./projectname.iml ./projectname.ipr ./projectname.iws ./src/ I want to configure IntelliJ IDEA to include my dependency JARs in ./lib/*.jar to the ...

How can I save a screenshot directly to a file in Windows?

 Is there a one button way to save a screenshot directly to a file in Windows? TheSoftwareJedi accurately answered above question for Windows 8 and 10. Below original extra material remains for posterity. This is a very important question as the 31...

Python Save to file

 I would like to save a string to a file with a python program named Failed.py Here is what I have so far: myFile = open('today','r') ips = {} for line in myFile: parts = line.split(' ') if parts[1] == 'Failure': if parts[0] in ips...

Calculating distance between two points (Latitude, Longitude)

 I am trying to calculate the distance between two positions on a map. I have stored in my data: Longitude, Latitude, X POS, Y POS. I have been previously using the below snippet. DECLARE @orig_lat DECIMAL DECLARE @orig_lng DECIMAL SET @orig_lat=53....

Date only from TextBoxFor()

 I'm having trouble displaying the only date part of a DateTime into a textbox using TextBoxFor<,>(expression, htmlAttributes). The model is based on Linq2SQL, field is a DateTime on SQL and in the Entity model. Failed: <%= Html.TextBoxFor(mo...

Closing pyplot windows

 Final Edit: What I found on the subject of closing pyplot windows is that it really probably shouldn't be done using pyplot. SRK gives a great example on how to handle plots that will be updated in his answer below. Also I have stumbled across ho...

TypeError: $(...).autocomplete is not a function

 I am getting the above error using the following code inside a Drupal module. jQuery(document).ready(function($) { $("#search_text").autocomplete({ source:results, minLength:2, position: { offset:'-30 0' }...

Access IP Camera in Python OpenCV

 How do I access my IP Camera stream? Code for displaying a standard webcam stream is import cv2 import numpy as np cap = cv2.VideoCapture(0) while(True): ret, frame = cap.read() cv2.imshow('frame',frame) if cv2.waitKey(1) & 0xFF == ...

Best Free Text Editor Supporting *More Than* 4GB Files?

 I am looking for a text editor that will be able to load a 4+ Gigabyte file into it. Textpad doesn't work. I own a copy of it and have been to its support site, it just doesn't do it. Maybe I need new hardware, but that's a different question. T...

java SSL and cert keystore

 How does my java program know where my keystore containing the certificate is? Or alternatively how do I tell my java program where to look for the keystore? After specifying the keystore in some way, how to specify the certificate to use for authen...

data.table vs dplyr: can one do something well the other can't or does poorly?

 Overview I'm relatively familiar with data.table, not so much with dplyr. I've read through some dplyr vignettes and examples that have popped up on SO, and so far my conclusions are that: data.table and dplyr are comparable in speed, except when...

How to properly overload the << operator for an ostream?

 I am writing a small matrix library in C++ for matrix operations. However my compiler complains, where before it did not. This code was left on a shelf for 6 months and in between I upgraded my computer from debian etch to lenny (g++ (Debian 4.3.2-1....

Popup window in winform c#

 I'm working on a project where I need a popup window. But the thing is I also want to be able to add textboxes etc in this popup window thru the form designer. So basically I have a button and when you click on it it will open another window that I'...

How to copy a file to another path?

 I need to copy a file to another path, leaving the original where it is. I also want to be able to rename the file. Will FileInfo's CopyTo method work?...

how to get the ipaddress of a virtual box running on local machine

 I need to connect to my virtual box running on my local machine to transfer files from my local system to VM by using WinSCP. How do I find the IP address? When I go to the settings and network tab, there I find something related to IP, but when I u...

How prevent CPU usage 100% because of worker process in iis

 My CPU usage is 100% most of the the time in Windows Server 2008-R2 with my own vps, vmware, quad core, and 4GB Ram. When I open windows Task Manager and go to the resource monitor I see that 100% usage is because of workerprocess.exe. I have 3 webs...

Switch in Laravel 5 - Blade

 How can I use switch in blade templates? When I used: @switch($login_error) @case(1) `E-mail` input is empty! @break @case(2) `Password` input is empty! @break @endswitch in result I see this text as plainte...

How to correctly implement custom iterators and const_iterators?

 I have a custom container class for which I'd like to write the iterator and const_iterator classes. I never did this before and I failed to find an appropriate how-to. What are the guidelines regarding iterator creation, and what should I be aware ...

Check if specific input file is empty

 In my form I have 3 input fields for file upload: <input type=file name="cover_image"> <input type=file name="image1"> <input type=file name="image2"> How can I check if cover_image is empty - no file is put for upload?...

What's the simplest way of detecting keyboard input in a script from the terminal?

 I have a simple python script, that has some functions that run in a loop (I'm taking sensor readings). while True: print "Doing a function" If the keyboard is pressed I'd like to print "key pressed". What's the simplest way of doing this in ...

"Are you missing an assembly reference?" compile error - Visual Studio

 I am currently working on a server control for other applications in our company to interface with a WCF service. Every time I make a change code change and recompile the control, I increment the the AssemblyVerison and AssemblyFileVersion class in...

Difference between System.DateTime.Now and System.DateTime.Today

 Can anyone explain the difference between System.DateTime.Now and System.DateTime.Today in C#.NET? Pros and cons of each if possible....

How to restart adb from root to user mode?

 Basic question on ADB. adb root restarts adb as root. But what i want is to restart it back to user after some time. I tried the following : adb kill-server adb start-server doesnt work.. ps -A -> noted the process number of adb and killed it.....

Styling an anchor tag to look like a submit button

 I have a form where there's a "Submit" button and a "Cancel" anchor. The HTML is this: <input type="submit" value="Submit" /> <a href="some_url">Cancel</a> I'd like for the two to look and act the same. Nothing fancy, just some...

Python-equivalent of short-form "if" in C++

 Possible Duplicate: Python Ternary Operator Is there a way to write this C/C++ code in Python? a = (b == true ? "123" : "456" )...

Make more than one chart in same IPython Notebook cell

 I have started my IPython Notebook with ipython notebook --pylab inline This is my code in one cell df['korisnika'].plot() df['osiguranika'].plot() This is working fine, it will draw two lines, but on the same chart. I would like to draw each...

Close Android Application

 Please suggest how I may close my whole Android Application with one line code....

How to fix Error: this class is not key value coding-compliant for the key tableView.'

 I made an app with Table View and Segmented Control, and this is my first time. I'm using some code and some tutorials, but It's not working. When I run my app It's crashing and it's showing this Error in logs: MyApplication[4928:336085] * Termin...

C#: how to get first char of a string?

 Can the first char of a string be retrieved by doing the following? MyString.ToCharArray[0] ...

Telegram Bot - how to get a group chat id?

 I've been using telegram_bot, and trying to get groupChat id to send notifications to group chat, but don't know which methods I have to use for it. For getting chat id I use to message.chat.id when the bot participated in the chat but which I have ...

String replacement in java, similar to a velocity template

 Is there any String replacement mechanism in Java, where I can pass objects with a text, and it replaces the string as it occurs. For example, the text is : Hello ${user.name}, Welcome to ${site.name}. The objects I have are "user" and "site"...

String "true" and "false" to boolean

 I have a Rails application and I'm using jQuery to query my search view in the background. There are fields q (search term), start_date, end_date and internal. The internal field is a checkbox and I'm using the is(:checked) method to build the url th...

Difference between _self, _top, and _parent in the anchor tag target attribute

 I know _blank opens a new tab when used with the anchor tag and also, there are self-defined targets I use when using framesets but I will like to know the difference between _parent, _self and _top....

How can I plot with 2 different y-axes?

 I would like superimpose two scatter plots in R so that each set of points has its own (different) y-axis (i.e., in positions 2 and 4 on the figure) but the points appear superimposed on the same figure. Is it possible to do this with plot? Edit Ex...

How to show uncommitted changes in Git and some Git diffs in detail

 How do I show uncommitted changes in Git? I STFW'ed, and these commands are not working: teyan@TEYAN-THINK MINGW64 /d/nano/repos/PSTools/psservice (teyan/psservice) $ git status On branch teyan/psservice Your branch is up-to-date with 'origin/teyan...

Batch file to split .csv file

 I have a very large .csv file (>500mb) and I wish to break this up into into smaller .csv files in command prompt. (Basically trying to find a linux "split" function in Windows". This has to be a batch script as my machine only has windows installed...

Initialize empty vector in structure - c++

 I have a struct: typedef struct user { string username; vector<unsigned char> userpassword; } user_t; I need to initialize userpassword with an empty vector: struct user r={"",?}; What should I put instead of ??...

How to send image to PHP file using Ajax?

 my question is that is it possible to upload an image to a server using ajax(jquery) below is my ajax script to send text without page reload $(function() { //this submits a form $('#post_submit').click(function(event) { event.preventDefault(); var...

Can we open pdf file using UIWebView on iOS?

 Can we open the pdf file from UIWebView?...

Multidimensional arrays in Swift

 Edit: As Adam Washington points out, as from Beta 6, this code works as is, so the question is no longer relevant. I am trying to create and iterate through a two dimensional array: var array = Array(count:NumColumns, repeatedValue:Array(count:Num...

How to update Xcode from command line

 I am trying to update Xcode from the command line. Initially I tried running: xcode-select --install which resulted in this message: xcode-select: error: command line tools are already installed, use "Software Update" to install updates So th...

How to read from a file or STDIN in Bash?

 The following Perl script (my.pl) can read from either the file on the command line args or from STDIN: while (<>) { print($_); } perl my.pl will read from STDIN, while perl my.pl a.txt will read from a.txt. This is very handy. Wondering is...

Pytorch tensor to numpy array

 I have a pytorch Tensor of size torch.Size([4, 3, 966, 1296]) I want to convert it to numpy array using the following code: imgs = imgs.numpy()[:, ::-1, :, :] Can anyone please explain what this code is doing ?...

Change GitHub Account username

 I want to change my account's user name on GitHub, but I can't find how to do it. Is this possible at all? To clarify, I'm not talking about the user.name parameter in a git repository, but the username of the actual GitHub account....

How to get the background color code of an element in hex?

 How do I get the background color code of an element? _x000D_ _x000D_ console.log($(".div").css("background-color"));_x000D_ <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>_x000D_ <div class="...

What does 'x packages are looking for funding' mean when running `npm install`?

 I usually get "x packages are looking for funding." when running npm install on a react project. Any idea what that means?...

How to edit my Excel dropdown list?

 How to edit my Excel dropdown list ? I went to Data -> Validation -> Settings, and in that I found the values as =Attribute_Brands. What I have to do to edit this?...

Excel VBA App stops spontaneously with message "Code execution has been halted"

 From what I can see on the web, this is a fairly common complaint, but answers seem to be rarer. The problem is this: We have a number of Excel VBA apps which work perfectly on a number of users' machines. However on one machine they stop on certain...

sass --watch with automatic minify?

 Is there a way to run: sass --watch a.scss:a.css but have a.css end up being minified? How would I avoid having to run a separate minification step as I compile my stylesheet?...

Python module for converting PDF to text

 Is there any python module to convert PDF files into text? I tried one piece of code found in Activestate which uses pypdf but the text generated had no space between and was of no use. ...

postgresql - replace all instances of a string within text field

 In postgresql, how do I replace all instances of a string within a database column? Say I want to replace all instances of cat with dog, for example. What's the best way to do this?...

What are the differences between a superkey and a candidate key?

 What are the differences between a super key and a candidate key? I have already referred to wiki,dotnet spider and also Database Concepts 4th edition book. But I am unable to understand the concept. Can anyone please explain it with proper example?...

How to autosize and right-align GridViewColumn data in WPF?

 How can I: right-align the text in the ID column make each of the columns auto size according to the text length of the cell with the longest visible data? Here is the code: <ListView Name="lstCustomers" ItemsSource="{Binding Path=Collection...

Where are static methods and static variables stored in Java?

 For example: class A { static int i=0; static int j; static void method() { // static k=0; can't use static for local variables only final is permitted // static int L; } } Where will these variables be stored in Java...

Some projects cannot be imported because they already exist in the workspace error in Eclipse

 I am trying to import a project that me and my co-worker have been working on.. and keep getting this error after I select-- "import" then "import existing project" then click archive file, and then I click next, and this error comes up: "Some proje...

Get/pick an image from Android's built-in Gallery app programmatically

 I am trying to open an image / picture in the Gallery built-in app from inside my application. I have a URI of the picture (the picture is located on the SD card). Do you have any suggestions?...

React Native Responsive Font Size

 I would like to ask how react native handle or do the responsive font. For example in iphone 4s i Have fontSize: 14, while in iphone 6 I have fontSize: 18....

does linux shell support list data structure?

 this question is not the same as Does the shell support sets? i know lots of script language support list structure, such as python, python, ruby, and javascript, so what about linux shell? does shell support such syntax? for i in list: do pr...

Cross domain POST request is not sending cookie Ajax Jquery

 Seems that something similar already has been discussed on stackoverflow, but i could not find exactly the same. I am trying to send Cookie with CORS(Cross-origin resource sharing), but it is not working. This is my code. $.ajax( { typ...

System.loadLibrary(...) couldn't find native library in my case

 I want to use a existing native library from another Android project, so I just copied the NDK built library (libcalculate.so) to my new Android project. In my new Android project I created a folder libs/armeabi/ and put libcalculate.so there. There ...

Setting up SSL on a local xampp/apache server

 I'm trying to access a Active Directory from my local webserver. To do this I'm using the latest version of xampp and a PHP script called adLDAP. If I understand things right, I need to enable SSL to access https URLs. I've tried to google it but wit...

How to center a (background) image within a div?

 Is it possible to center a background image in a div? I have tried just about everything - but no success: <div id="doit"> Lorem Ipsum ... </div> //CSS #doit { background-image: url(images/pic.png); background-repeat: none; text-align...

Can I have a video with transparent background using HTML5 video tag?

 We filmed a spokesperson on a green screen and have the video files ready in multiple formats. With Flash we could use the wmode transparent within the param and embed tags, but is there something similar to this with the video and source tags in H...

DateTime.ToString() format that can be used in a filename or extension?

 I want to add a timestamp to filenames as files are created but most of the DateTime methods I've tried output something with spaces and slashes. For instance: Debug.WriteLine(DateTime.Now.ToString()); // <-- 9/19/2012 1:41:46 PM Debug.WriteLine(...

How to define static property in TypeScript interface

 I just want to declare a static property in typescript interface? I have not found anywhere regarding this. interface myInterface { static Name:string; } Is it possible?...

The "backspace" escape character '\b': unexpected behavior?

 So I'm finally reading through K&R, and I learned something within the first few pages, that there is a backspace escape character, \b. So I go to test it out, and there is some very odd behavior: #include <stdio.h> main () { printf(...

OnChange event handler for radio button (INPUT type="radio") doesn't work as one value

 I'm looking for a generalized solution for this. Consider 2 radio type inputs with the same name. When submitted, the one that is checked determines the value that gets sent with the form: <input type="radio" name="myRadios" onchange="handleChan...

How can I make a CSS glass/blur effect work for an overlay?

 I am having trouble applying a blur effect on a semi-transparent overlay div. I'd like everything behind the div the be blurred, like this: Here is a jsfiddle which doesn't work: http://jsfiddle.net/u2y2091z/ Any ideas how to make this work? I'd ...

Div Background Image Z-Index Issue

 I am trying to get the background image of my content to appear behind the header and footer. Currently, the top of the content's background is sticking out onto the header, and you can see that the bottom has slightly covered the footer (notice the ...

Can't access object property, even though it shows up in a console log

 Below, you can see the output from these two logs. The first clearly shows the full object with the property I'm trying to access, but on the very next line of code, I can't access it with config.col_id_3 (see the "undefined" in the screenshot?). Can...

Separators for Navigation

 I need to add separators between elements of navigation. Separators are images. My HTML structure is like: ol > li > a > img. Here I come to two possible solutions: To add more li tags for separation (boo!), Include separator in image of e...

how to set start page in webconfig file in asp.net c#

 how to set start page using webconfig file .I have tried this code <system.webServer> <defaultDocument enabled="true"> <files> <clear /> <add value="index.aspx"/> ...

ASP.NET Core Web API Authentication

 I'm struggling with how to set up authentication in my web service. The service is build with the ASP.NET Core web api. All my clients (WPF applications) should use the same credentials to call the web service operations. After some research, I c...

Quicker way to get all unique values of a column in VBA?

 Is there a faster way to do this? Set data = ws.UsedRange Set unique = CreateObject("Scripting.Dictionary") On Error Resume Next For x = 1 To data.Rows.Count unique.Add data(x, some_column_number).Value, 1 Next x On Error GoTo 0 At this poin...

Android refresh current activity

 I want to program my android app to refresh its current activity on ButtonClick. I have one button on the top of the activity layout which will do the job. When I click on button the current activity should reload again - just like a device restart. ...

Two-way SSL clarification

 I am somewhat confused as to how two-way SSL works. How does the client create its certificate to send to the server? Is it generated from the server and distributed to the client? Also, what is the advantage of two-way SSL over one-way SSL?...

How can I get the class name from a C++ object?

 Is it possible to get the object name too? #include<cstdio> class one { public: int no_of_students; one() { no_of_students = 0; } void new_admission() { no_of_students++; } }; int main() { one A; for(int i = 0; i < 99;...

segmentation fault : 11

 I'm having a problem with some program, I have searched about segmentation faults, by I don't understand them quite well, the only thing I know is that presumably I am trying to access some memory I shouldn't. The problem is that I see my code and do...

Java - removing first character of a string

 In Java, I have a String: Jamaica I would like to remove the first character of the string and then return amaica How would I do this?...

ImageView - have height match width?

 I have an imageview. I want its width to be fill_parent. I want its height to be whatever the width ends up being. For example: <ImageView android:layout_width="fill_parent" android:layout_height="whatever the width ends up being" /> Is ...

Java Error: illegal start of expression

 I'm basically refining, completing and trying to compile a test code from a reference book for java beginners. The objective is to create a guessing game wherein the target is located in 3 continuous cells (I'm holding the locations in an array) and ...

How to check a string for a special character?

 I can only use a string in my program if it contains no special characters except underscore _. How can I check this? I tried using unicodedata library. But the special characters just got replaced by standard characters....

How to download/checkout a project from Google Code in Windows?

 How do I download a ZIP file of an entire project from Google Code when there are no prepared downloads available? This is what I see on the checkout page: Command-line access Use this command to anonymously check out the latest project sourc...

Delete file from internal storage

 I'm trying to delete images stored in internal storage. I've come up with this so far: File dir = getFilesDir(); File file = new File(dir, id+".jpg"); boolean deleted = file.delete(); And this is from another question, which was answered with: Fi...

Can I change the name of `nohup.out`?

 When I run nohup some_command &, the output goes to nohup.out; man nohup says to look at info nohup which in turn says: If standard output is a terminal, the command's standard output is appended to the file 'nohup.out'; if that cannot ...

How can I create a UIColor from a hex string?

 How can I create a UIColor from a hexadecimal string format, such as #00FF00?...

How to find the logs on android studio?

 I have tried to import my project in to android studio.The error will be shown.I need to know where do I get logs? Consult IDE log for more details (Help | Show Log) ...

How to access iOS simulator camera

 Hi friends i am doing camera app. i need to test the app in simulator but i can't able to access the iOS simulator camera. Any help for my problem. If not possible in simulator means i need to access my system camera. Whether it is possible?I tried ...

How can I read large text files in Python, line by line, without loading it into memory?

 I need to read a large file, line by line. Lets say that file has more than 5GB and I need to read each line, but obviously I do not want to use readlines() because it will create a very large list in the memory. How will the code below work for thi...

enum Values to NSString (iOS)

 I have an enum holding several values: enum {value1, value2, value3} myValue; In a certain point in my app, I wish to check which value of the enum is now active. I'm using NSLog but I'm not clear on how to display the current value of the enum (v...

"inconsistent use of tabs and spaces in indentation"

 I'm trying to create an application in Python 3.2 and I use tabs all the time for indentation, but even the editor changes some of them into spaces and then print out "inconsistent use of tabs and spaces in indentation" when I try to run the program....

What does Visual Studio mean by normalize inconsistent line endings?

 Visual Studio occasionally tells me: The line endings in the following files are not consistent. Do you want to normalize the line endings? It then gives me a drop down with different standards or something, such as Windows, Mac, Unix, and a co...

How does database indexing work?

 Given that indexing is so important as your data set increases in size, can someone explain how indexing works at a database-agnostic level? For information on queries to index a field, check out How do I index a database column....

Android YouTube app Play Video Intent

 I have created a app where you can download YouTube videos for android. Now, I want it so that if you play a video in the YouTube native app you can download it too. To do this, I need to know the Intent that the YouTube native app puts out in order ...

Jquery mouseenter() vs mouseover()

 So after reading a recently answered question i am unclear if i really understand the difference between the mouseenter() and mouseover(). The post states MouseOver(): Will fire upon entering an element and whenever any mouse movements occur within ...

Could not create SSL/TLS secure channel, despite setting ServerCertificateValidationCallback

 I'm trying to establish SSL/TLS connection to test server with self-signed certificate. Communication through unsecure channel worked without issues. Here is my sample code, which I've written based on this solutions: Allowing Untrusted SSL Certific...

How to get current working directory in Java?

 Let's say I have my main class in C:\Users\Justian\Documents\. How can I get my program to show that it's in C:\Users\Justian\Documents? Hard-Coding is not an option- it needs to be adaptable if it's moved to another location. I want to dump a bunc...

How to retry image pull in a kubernetes Pods?

 I am new to kubernetes. I have an issue in the pods. When I run the command kubectl get pods Result: NAME READY STATUS RESTARTS AGE mysql-apim-db-1viwg 1/1 Running 1 20h mysql-govd...

Dockerfile copy keep subdirectory structure

 I'm trying to copy a number of files and folders to a docker image build from my localhost. The files are like this: folder1 file1 file2 folder2 file1 file2 I'm trying to make the copy like this: COPY files/* /files/ However, a...

How to change the type of a field?

 I am trying to change the type of a field from within the mongo shell. I am doing this... db.meta.update( {'fields.properties.default': { $type : 1 }}, {'fields.properties.default': { $type : 2 }} ) But it's not working!...

ASP.Net MVC - Read File from HttpPostedFileBase without save

 I am uploading the file by using file upload option. And i am directly send this file from View to Controller in POST method like, [HttpPost] public ActionResult Page2(FormCollection objCollection) { HttpPostedFileBase file = Req...

C++ where to initialize static const

 I have a class class foo { public: foo(); foo( int ); private: static const string s; }; Where is the best place to initialize the string s in the source file?...

Align inline-block DIVs to top of container element

 When two inline-block divs have different heights, why does the shorter of the two not align to the top of the container? (DEMO): _x000D_ _x000D_ .container { _x000D_ border: 1px black solid;_x000D_ width: 320px;_x000D_ height: 120px; ...

How to fill DataTable with SQL Table

 I am currently creating and reading a DataTable with the following code in my Page_Load protected void Page_Load(object sender, EventArgs e) { if (Session["AllFeatures1"] == null) { Session["AllFeatures1"] = GetData(); } tabl...

What does %s and %d mean in printf in the C language?

 I don't understand what the %s and d% do in this C code: for (i=0;i<sizeof(code)/sizeof(char*); i++) { printf("%s%d%s%d\n", "Length of String ", i, " is ", strlen(code[i])); str = code[i]; printf("%s%d%s%c\n","The first character in s...

Shortcut to open file in Vim

 I want to open a file in Vim like in Eclipse using Ctrl + Shift + R, or via the Ctrl + N option of autofill. Invoke a keyboard shortcut, type the file name/pattern, and choose from all the matching files names. I know opening it normally like: :tab...

How to change or add theme to Android Studio?

 I have just installed Android Studio in my Window 7 64bit. When I launch the application the background of the screen where we write the code is white. I would prefer black or any other color. I am not sure whether we can change the color/theme OR ad...

Two values from one input in python?

 This is somewhat of a simple question and I hate to ask it here, but I can't seem the find the answer anywhere else: is it possible to get multiple values from the user in one line of Python? For instance, in C I can do something like this: scanf("...

Chrome says "Resource interpreted as script but transferred with MIME type text/plain.", what gives?

 In FF and all, my javascript works fine. But in Chrome it gives this message: Resource interpreted as script but transferred with MIME type text/plain. I have checked all the script tags and they all have the MIME type="text/javascript". It ev...

Angular2 - Input Field To Accept Only Numbers

 In Angular 2, how can I mask an input field (textbox) such that it accepts only numbers and not alphabetical characters? I have the following HTML input: <input type="text" *ngSwitchDefault class="form-control" (change)="onInputChang...

Obtaining only the filename when using OpenFileDialog property "FileName"

 I am trying to include only the filename of the file I've selected in the OpenFileDialog in the label1.Text property, but I haven't found a solution yet. I know I could use a method from the string class on the ofd instance to filter out the whole pa...

ng if with angular for string contains

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How can I consume a WSDL (SOAP) web service in Python?

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Which way is best for creating an object in JavaScript? Is `var` necessary before an object property?

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Is it possible to make input fields read-only through CSS?

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Java: Finding the highest value in an array

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Regular expression to match URLs in Java

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Should operator<< be implemented as a friend or as a member function?

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How to sum the values of a JavaScript object?

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Stored Procedure parameter default value - is this a constant or a variable

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How do I create a shortcut via command-line in Windows?

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How do I make an html link look like a button?

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Renaming Columns in an SQL SELECT Statement

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What is the difference between SQL, PL-SQL and T-SQL?

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How can I find all matches to a regular expression in Python?

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How to git ignore subfolders / subdirectories?

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What should I do if the current ASP.NET session is null?

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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?

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What is %timeit in python?

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Why does the Visual Studio editor show dots in blank spaces?

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Eclipse "cannot find the tag library descriptor" for custom tags (not JSTL!)

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Calculating distance between two points, using latitude longitude?

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How can I initialize a MySQL database with schema in a Docker container?

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float:left; vs display:inline; vs display:inline-block; vs display:table-cell;

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Convert String To date in PHP

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Colorized grep -- viewing the entire file with highlighted matches

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Serialize Property as Xml Attribute in Element

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How can I remove a child node in HTML using JavaScript?

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How to make Java 6, which fails SSL connection with "SSL peer shut down incorrectly", succeed like Java 7?

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Write a file on iOS

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Jquery sortable 'change' event element position

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What do the icons in Eclipse mean?

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How to detect DIV's dimension changed?

 I've the following sample html, there is a DIV which has 100% width. It contains some elements. While performing windows re-sizing, the inner elements may be re-positioned, and the dimension of the div may change. I'm asking if it is possible to hook...

How to post an array of complex objects with JSON, jQuery to ASP.NET MVC Controller?

 My current code looks like the following. How can I pass my array to the controller and what kind of parameters must my controller action accept? function getplaceholders() { var placeholders = $('.ui-sortable'); var result = new Array(); ...

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Creating an XmlNode/XmlElement in C# without an XmlDocument?

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Include .so library in apk in android studio

 I am trying my hands on developing a simple android application in which I am trying to use sqlcipher, which uses .so libraries internally. I have read the documentation on how to use sqlcipher with android app. I have followed the steps and it compi...

Convert a Unicode string to an escaped ASCII string

 How can I convert this string: This string contains the Unicode character Pi(p) into an escaped ASCII string: This string contains the Unicode character Pi(\u03a0) and vice versa? The current Encoding available in C# converts the p characte...

When does a process get SIGABRT (signal 6)?

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Difference between a virtual function and a pure virtual function

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How to add new column to an dataframe (to the front not end)?

 How to add a new variable to an existing data frame, but I want to add to the front not end. eg. my dataframe is b c d 1 2 3 1 2 3 1 2 3 I want to add a new variable a, so the dataframe will looks like a b c d 0 1 2 3 0 1 2 3 0 1 2 3 ...

How to Validate on Max File Size in Laravel?

 I'm trying to validate on a max file size of 500kb in Laravel: $validator = Validator::make($request->all(), [ 'file' => 'size:500', ]); But this says that the file should be exactly 500kb big. How can I edit this rule so that it return...

insert vertical divider line between two nested divs, not full height

 I have float left and float right <div> nested within a light blue box div as shown in the image below. I can't figure out how to insert a vertical line between them as shown in this image: That has the following properties: 1) padding/ma...

Append String in Swift

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PHP: HTML: send HTML select option attribute in POST

 I want to send the selected item value along with some attribute (stud_name) value. Is there any functionality in PHP to do so? Here is the example one. <form name="add"> Age: <select name="age"> <...

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How to convert a DataFrame back to normal RDD in pyspark?

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SQLite equivalent to ISNULL(), NVL(), IFNULL() or COALESCE()

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How to check type of variable in Java?

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Best way to check if an PowerShell Object exist?

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What is a Java String's default initial value?

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How to get AM/PM from a datetime in PHP

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How do I display todays date on SSRS report?

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Where's the DateTime 'Z' format specifier?

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How to get label of select option with jQuery?

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Correct way to write loops for promise.

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How to remove all files from directory without removing directory in Node.js

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Visual Studio Code - is there a Compare feature like that plugin for Notepad ++?

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