SyntaxFix

Examples On Programing Languages

In LaTeX, how can one add a header/footer in the document class Letter?

 In LaTeX, how can one create a document using the Letter documentclass, but with customized headers and footers? Typically I would use: \usepackage{fancyhdr} \pagestyle{fancy} \lhead{\footnotesize \parbox{11cm}{Custom left-head-note} } \lfoot{\foo...

Can the jQuery UI Datepicker be made to disable Saturdays and Sundays (and holidays)?

 I use a datepicker for choosing an appointment day. I already set the date range to be only for the next month. That works fine. I want to exclude Saturdays and Sundays from the available choices. Can this be done? If so, how?...

How can I safely create a nested directory?

 What is the most elegant way to check if the directory a file is going to be written to exists, and if not, create the directory using Python? Here is what I tried: import os file_path = "/my/directory/filename.txt" directory = os.path.dirname(file...

How to install wget in macOS?

 I try to install wget in MAC OS 10.11.1 but when I run ./configure --with-ssl=openssl I get this error: configure: error: --with-ssl=openssl was given, but SSL is not available. How to resolve this problem in OSX 10.11.1?...

iOS app with framework crashed on device, dyld: Library not loaded, Xcode 6 Beta

 This crash has been a blocking issue I used the following steps to reproduce the issue: Create a Cocoa Touch Framework project Add a swift file and a class Dog Build a framework for device Create a Single View application in Swift Import framework ...

Can I avoid the native fullscreen video player with HTML5 on iPhone or android?

 I've built a web app that uses the HTML5 tag and JavaScript code that renders other content synchronized with the running video. It works great in desktop browsers: Firefox, Chrome, and Safari. On an iPhone or a DroidX, the native video player pops ...

Debugging the error "gcc: error: x86_64-linux-gnu-gcc: No such file or directory"

 I'm trying to build: https://github.com/kanzure/nanoengineer But it looks like it errors out on: gcc -DHAVE_CONFIG_H -I. -I../.. -I/usr/include/python2.7 -std=c99 x86_64-linux-gnu-gcc -pthread -fno-strict-aliasing -DNDEBUG -g -fwrapv -O2 -Wall -W...

how can get index & count in vuejs

 I have code like this (JSFiddle) <li v-for="(itemObjKey, catalog) in catalogs">this index : {{itemObjKey}}</li> Output: this index: 0 this index: 1 My question is: How can I get value index first begin: 1 for example I want output...

Rails: How to reference images in CSS within Rails 4

 There's a strange issue with Rails 4 on Heroku. When images are compiled they have hashes added to them, yet the reference to those files from within CSS don't have the proper name adjusted. Here's what I mean. I have a file called logo.png. Yet w...

How to make a promise from setTimeout

 This is not a realworld problem, I'm just trying to understand how promises are created. I need to understand how to make a promise for a function that returns nothing, like setTimeout. Suppose I have: function async(callback){ setTimeout(fun...

HTML Form: Select-Option vs Datalist-Option

 I was wondering what the differences are between Select-Option and Datalist-Option. Is there any situation in which it would be better to use one or the other? An example of each follows: Select-Option <select name="browser"> <option val...

SQL Server® 2016, 2017 and 2019 Express full download

 All previous version of SQL Server Express were available in both web and full downloads. But I cannot find full download of SQL Server® 2016 Express. Does it exist? Asked the same question on MSDN forums, not much luck: https://social.msdn.microso...

How to measure elapsed time in Python?

 What I want is to start counting time somewhere in my code and then get the passed time, to measure the time it took to execute few function. I think I'm using the timeit module wrong, but the docs are just confusing for me. import timeit start = t...

org.apache.tomcat.util.bcel.classfile.ClassFormatException: Invalid byte tag in constant pool: 15

 I'm porting a webapp from Tomcat 7 to another server with Tomcat 7 but with Java 8. Tomcat starts successfully but in log catalina.out I get: org.apache.tomcat.util.bcel.classfile.ClassFormatException: Invalid byte tag in constant pool: 15 at o...

Angularjs simple file download causes router to redirect

 HTML: <a href="mysite.com/uploads/asd4a4d5a.pdf" download="foo.pdf"> Uploads get a unique file name while there real name is kept in database. I want to realize a simple file download. But the code above redirects to / because of: $routePro...

When to use cla(), clf() or close() for clearing a plot in matplotlib?

 Matplotlib offers these functions: cla() # Clear axis clf() # Clear figure close() # Close a figure window The documentation doesn't offer a lot of insight into what the difference between these functions is. When should I use each function and ...

How to include CSS file in Symfony 2 and Twig?

 I'm playing around with Symfony2, and I have problems including CSS and JS files in Twig template. I have a bundle named Webs/HomeBundle inside which I have HomeController with indexAction that renders a twig template file: public function indexActio...

What is the default lifetime of a session?

 If I hit a page which calls session_start(), how long would I have to wait before I get a new session ID when I refresh the page?...

Using $_POST to get select option value from HTML

 I use select as below: <select name="taskOption"> <option>First</option> <option>Second</option> <option>Third</option> </select> How do I get the value from the select option and store i...

Getting the first character of a string with $str[0]

 I want to get the first letter of a string and I've noticed that $str[0] works great. I am just not sure whether this is 'good practice', as that notation is generally used with arrays. This feature doesn't seem to be very well documented so I'm turn...

Python module os.chmod(file, 664) does not change the permission to rw-rw-r-- but -w--wx----

 Recently I am using Python module os, when I tried to change the permission of a file, I did not get the expected result. For example, I intended to change the permission to rw-rw-r--, os.chmod("/tmp/test_file", 664) The ownership permission is ac...

How do I perform an IF...THEN in an SQL SELECT?

 How do I perform an IF...THEN in an SQL SELECT statement? For example: SELECT IF(Obsolete = 'N' OR InStock = 'Y' ? 1 : 0) AS Saleable, * FROM Product ...

Styling text input caret

 I want to style the caret of a focused <input type='text'/>. Specifically, the color and thickness....

SQL not a single-group group function

 When I run the following SQL statement: SELECT MAX(SUM(TIME)) FROM downloads GROUP BY SSN It returns the maximum sum value of downloads by a customer, however if I try to find the social security number that that max value belongs to by adding it ...

Firestore Getting documents id from collection

 I'm trying to retrieve my documents with id but can't figure it out. Currently I retrieve my documents like this : const racesCollection: AngularFirestoreCollection<Races> = this.afs.collection('races'); return racesCollection.valueChanges();...

How to revert to origin's master branch's version of file

 I'm in my local computer's master branch of a cloned master-branch of a repo from a remote server. I updated a file, and I want to revert back to the original version from the remote master branch. How can I do this?...

How to set shape's opacity?

 I already know how to set the opacity of the background image but I need to set the opacity of my shape object. In my Android app, I have it like this: and I want to make this black area a bit transparent, like here, for example I can see circles ...

How to find lines containing a string in linux

 I have a file in Linux, I would like to diplay lines which contain a specific string in that file, how to do this?...

Yii2 data provider default sorting

 In Yii 1.1 this code works for default sorting: $dataProvider = new CActiveDataProvider('article',array( 'sort'=>array( 'defaultOrder'=>'id DESC', ), )); How default sorting can be set in Yii2? Tried below code, but no resul...

How can I use grep to show just filenames on Linux?

 How can I use grep to show just file-names (no in-line matches) on Linux? I am usually using something like: find . -iname "*php" -exec grep -H myString {} \; How can I just get the file-names (with paths), but without the matches? Do I have to u...

Angular.js: set element height on page load

 I'm AngularJS newbie. I want to create grid (using ng-grid) which height depends on window height ie. $('.gridStyle').height($(window).height() - 100); I have written directive: app.directive('resize', function($window) { return function(scope...

Reset all the items in a form

 I was wondering, is there a way I can reset all the checkboxes, textboxes, numerics and other controls back to the default values without writing code for every control individually? This is the code I've tried, but doesn't seem to work: for (int ...

NoClassDefFoundError: org/slf4j/impl/StaticLoggerBinder

 I'm trying to run the sample tiles example given here. Below is my POM.xml: <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <vers...

How to pick a new color for each plotted line within a figure in matplotlib?

 I'd like to NOT specify a color for each plotted line, and have each line get a distinct color. But if I run: from matplotlib import pyplot as plt for i in range(20): plt.plot([0, 1], [i, i]) plt.show() then I get this output: If you look ...

How to drop columns by name in a data frame

 I have a large data set and I would like to read specific columns or drop all the others. data <- read.dta("file.dta") I select the columns that I'm not interested in: var.out <- names(data)[!names(data) %in% c("iden", "name", "x_serv", "m_...

Load HTML page dynamically into div with jQuery

 I'm trying to make it so when I click on a link in a HTML page, it dynamically loads the requested page into a div with jQuery. How can I do that? <html> <head> <script type="text/javascript"> // what can I do for load any url...

Conversion failed when converting date and/or time from character string in SQL SERVER 2008

 I have below SQL. UPDATE student_queues SET Deleted=0, last_accessed_by='raja', last_accessed_on=CONVERT(VARCHAR(24),'23-07-2014 09:37:00',113) WHERE std_id IN ('2144-384-11564') AND reject_details='REJECT' when I ran the a...

What is the functionality of setSoTimeout and how it works?

 I'm trying to learn Socket by myself. I'm little bit confused by following text from Oracle website. I have some questions regarding that. Thanks in advance for any clear explanation. setSoTimeout public void setSoTimeout(int timeout) throw...

jQuery - checkbox enable/disable

 I have a bunch of checkboxes like this. If the "Check Me" checkbox is checked, all the other 3 checkboxes should be enabled, else they should be disabled. How can I do this using jQuery? <form name="frmChkForm" id="frmChkForm"> <input type=...

How do I force git pull to overwrite everything on every pull?

 I have a CENTRAL bare repository that has three developer repositories pulling and pushing to it normally. I also have two other repositories that pull from the CENTRAL bare repo: one is the live server, and the other is a test/stage server—each p...

Create a global variable in TypeScript

 In JavaScript I can just do this: something = 'testing'; And then in another file: if (something === 'testing') and it will have something be defined (as long as they were called in the correct order). I can't seem to figure out how to do th...

Check if an array contains duplicate values

 I wanted to write a javascript function which checks if array contains duplicate values or not. I have written the following code but its giving answer as "true" always. Can anybody please tell me what am I missing. function checkIfArrayIsUnique(m...

Fatal error: Class 'Illuminate\Foundation\Application' not found

 I am getting following error when I open my site which is made using laravel 5 Fatal error: Class 'Illuminate\Foundation\Application' not found in C:\cms\bootstrap\app.php on line 14 I have tried removing vendor folder and composer.lock file an...

What is the .idea folder?

 When I create a project in JetBrains WebStorm, a folder called .idea gets created. Is it okay if I delete it? Will it affect my project?...

save a pandas.Series histogram plot to file

 In ipython Notebook, first create a pandas Series object, then by calling the instance method .hist(), the browser displays the figure. I am wondering how to save this figure to a file (I mean not by right click and save as, but the commands needed...

Select Tag Helper in ASP.NET Core MVC

 I need some help with the select tag helper in ASP.NET Core. I have a list of employees that I'm trying to bind to a select tag helper. My employees are in a List<Employee> EmployeesList and selected value will go into EmployeeId property. My ...

How to check a radio button with jQuery?

 I try to check a radio button with jQuery. Here's my code: <form> <div id='type'> <input type='radio' id='radio_1' name='type' value='1' /> <input type='radio' id='radio_2' name='type' value='2' /> ...

HTML table with horizontal scrolling (first column fixed)

 I have been trying to think of a way to make a table with a fixed first column (and the rest of the table with a horizontal overflow) I saw a post which had a similar question. but the fixed column bit did not seem to be resolved. Help?...

Send Email Intent

 Intent intent = new Intent(Intent.ACTION_SEND); intent.setType("text/html"); intent.putExtra(Intent.EXTRA_EMAIL, "[email protected]"); intent.putExtra(Intent.EXTRA_SUBJECT, "Subject"); intent.putExtra(Intent.EXTRA_TEXT, "I'm email body.")...

How can I plot a confusion matrix?

 I am using scikit-learn for classification of text documents(22000) to 100 classes. I use scikit-learn's confusion matrix method for computing the confusion matrix. model1 = LogisticRegression() model1 = model1.fit(matrix, labels) pred = model1.pred...

Create Excel files from C# without office

 I am writing a program that generates excel reports, currently using the Microsoft.Interop.Excel reference. My dev computer has Excel on it, but the end user may or may not have Office installed. Will this tool fail if Office isn't installed on the...

Understanding Popen.communicate

 I have a script named 1st.py which creates a REPL (read-eval-print-loop): print "Something to print" while True: r = raw_input() if r == 'n': print "exiting" break else: print "continuing" I then launched 1st.py...

Definitive way to trigger keypress events with jQuery

 I've read all the answers on to this questions and none of the solutions seem to work. Also, I am getting the vibe that triggering keypress with special characters does not work at all. Can someone verify who has done this? ...

How to log PostgreSQL queries?

 How to enable logging of all SQL executed by PostgreSQL 8.3? Edited (more info) I changed these lines : log_directory = 'pg_log' log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log' log_statement = 'all' And restart PostgreSQL serv...

Spark - SELECT WHERE or filtering?

 What's the difference between selecting with a where clause and filtering in Spark? Are there any use cases in which one is more appropriate than the other one? When do I use DataFrame newdf = df.select(df.col("*")).where(df.col("somecol").leq(10...

Javascript ajax call on page onload

 I wish a page to fully load before issuing an ajax call to update database. I can call a javascript function in the body onload event so the page is fully loaded, but I'm not sure how to trigger the Ajax call from there.Is there any better way of ach...

How to push a docker image to a private repository

 I have a docker image tagged as me/my-image, and I have a private repo on the dockerhub named me-private. When I push my me/my-image, I end up always hitting the public repo. What is the exact syntax to specifically push my image to my private repo?...

What is the difference between a candidate key and a primary key?

 Is it that a primary key is the selected candidate key chosen for a given table?...

Case Function Equivalent in Excel

 I have an interesting challenge - I need to run a check on the following data in Excel: | A - B - C - D | |------|------|------|------| | 36 | 0 | 0 | x | | 0 | 600 | 700 | x | |___________________________| You'll ha...

pandas dataframe create new columns and fill with calculated values from same df

 Here is a simplified example of my df: ds = pd.DataFrame(np.abs(randn(3, 4)), index=[1,2,3], columns=['A','B','C','D']) ds A B C D 1 1.099679 0.042043 0.083903 0.410128 2 0.268205 0.718933 1.459374 0.758887 3 0...

alternatives to REPLACE on a text or ntext datatype

 I need to update/replace the data in datatable.column. The table has a field named Content. I'm using the REPLACE function. Since the column datatype is NTEXT, SQL Server doesn't allow me to use the REPLACE function. I can't change the datatype beca...

Express.js - app.listen vs server.listen

 This may be a very basic question but I simply don't get it. What is the difference between creating an app using Express.js and starting the app listening on port 1234, for example: var express = require('express'); var app = express(); //app.conf...

Tainted canvases may not be exported

 I want to save my canvas to a img. I have this function: function save() { document.getElementById("canvasimg").style.border = "2px solid"; var dataURL = canvas.toDataURL(); document.getElementById("canvasimg").src = dataURL; documen...

How to process SIGTERM signal gracefully?

 Let's assume we have such a trivial daemon written in python: def mainloop(): while True: # 1. do # 2. some # 3. important # 4. job # 5. sleep mainloop() and we daemonize it using start-stop-daemon whic...

Android ADB devices unauthorized

 Configuration: Windows 8.1 ADB version: 1.0.32 Smartphone: Oneplus One Problem I installed the Samsung drivers as it is said to do. When I run the ADB devices command, it said unauthorized. Already tried: I've done everything that'd been said...

VirtualBox Cannot register the hard disk already exists

 I created a virtual disk file VM_1_Ubuntu.vdi. Then I moved it into another folder. I tried to update VM settings (right click on virtual machine -> settings -> Storage -> Controller SATA tab, VM_1_Ubuntu.vdi path). I wanted to set a new path. It sa...

Regex to match only letters

 How can I write a regex that matches only letters?...

Replace comma with newline in sed on MacOS?

 I have a file of id's that are comma separated. I'm trying to replace the commas with a new line. I've tried: sed 's/,/\n/g' file but it is not working. What am I missing?...

Drawing rotated text on a HTML5 canvas

 Part of a web application I'm developing requires me to create bar graphs to display various information. I figured, if the user's browser is capable, I would draw them using the HTML5 canvas element. I have no problem drawing lines and bars for my g...

Combine two or more columns in a dataframe into a new column with a new name

 For example if I have this: n = c(2, 3, 5) s = c("aa", "bb", "cc") b = c(TRUE, FALSE, TRUE) df = data.frame(n, s, b) n s b 1 2 aa TRUE 2 3 bb FALSE 3 5 cc TRUE Then how do I combine the two columns n and s into a new column named x su...

Redirect all output to file in Bash

 I know that in Linux, to redirect output from the screen to a file, I can either use the > or tee. However, I'm not sure why part of the output is still output to the screen and not written to the file. Is there a way to redirect all output to f...

Environment variable in Jenkins Pipeline

 Is there any environment variable available for getting the Jenkins Pipeline Title? I know we can use $JOB_NAME to get title for a freestyle job, but is there anything that can be used for getting Pipeline name?...

How to add an extra column to a NumPy array

 Let’s say I have a NumPy array, a: a = np.array([ [1, 2, 3], [2, 3, 4] ]) And I would like to add a column of zeros to get an array, b: b = np.array([ [1, 2, 3, 0], [2, 3, 4, 0] ]) How can I do this easily in NumPy...

Cmake doesn't find Boost

 I'm trying to configure a project using CMake, but it fails to find Boost libraries even though they are in the specified folder. I have specified Boost_INCLUDE_DIR, Boost_LIBRARYDIR and BOOST_ROOT , but I still get an error saying that CMake is not ...

How to make an anchor tag refer to nothing?

 I use jQuery, I need to make some anchor tags perform no action. I usually write it like this: <a href="#">link</a> However this refers to the top of the page!...

How to call a Web Service Method?

 I have a web service that contains this method: [WebMethod] public static List<string> GetFileListOnWebServer() { DirectoryInfo dInfo = new DirectoryInfo(HostingEnvironment.MapPath("~/UploadedFiles/")); FileInfo[] fInfo = dInfo.GetFiles(...

jQuery send HTML data through POST

 I am using jQuery to make a POST to a PHP file with the HTML content of a div. The HTML content contain tables, inputs, smaller divs and I would like to grab the content of the main DIV and send it to the database. The only option I could think of is...

How to add image in a TextView text?

 I've searched around on Google and came across this site where I found a question similar to mine in which how to include a image in a TextView text, for example "hello my name is [image]", and the answer was this: ImageSpan is = new ImageSpan(conte...

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 ...

How can INSERT INTO a table 300 times within a loop in SQL?

 I would like to insert a value retrieved from a counter in SQL and repeat it 300 times. Something like: DECLARE @Counter = 0; -- BEGIN Loop SET @Counter = @Counter + 1 INSERT INTO tblFoo VALUES(@Counter) -- REPEAT 300 times How can I a...

Show Hide div if, if statement is true

 My code works to a point. What I want is that when this if statement is false, the <div> doesn't show <?php $query3 = mysql_query($query3); $numrows = mysql_num_rows($query3); if ($numrows > 0) { $fvisit = mysql_fetch...

Kubernetes service external ip pending

 I am trying to deploy nginx on kubernetes, kubernetes version is v1.5.2, I have deployed nginx with 3 replica, YAML file is below, apiVersion: extensions/v1beta1 kind: Deployment metadata: name: deployment-example spec: replicas: 3 revisionHist...

Android: I am unable to have ViewPager WRAP_CONTENT

 I have setup a simple ViewPager that has an ImageView with a height of 200dp on each page. Here is my pager: pager = new ViewPager(this); pager.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT)); pager.setBackgro...

Bi-directional Map in Java?

 I have a simple integer-to-string mapping in Java, but I need to be able to easily retrieve string from integer, and also integer from string. I've tried Map, but it can retrieve only string from integer, it's one way: private static final Map<In...

Link to a section of a webpage

 I want to make a link that when clicked, sends you to a certain line on the page (or another page). I know this is possible, but how do I do it?...

Make absolute positioned div expand parent div height

 As you can see in the CSS below, I want child2 to position itself before child1. This is because the site I'm currently developing should also work on mobile devices, on which the child2 should be at the bottom, as it contains the navigation which I ...

Node.js heap out of memory

 Today I ran my script for filesystem indexing to refresh RAID files index and after 4h it crashed with following error: [md5:] 241613/241627 97.5% [md5:] 241614/241627 97.5% [md5:] 241625/241627 98.1% Creating missing list... (79570 files mis...

Why "net use * /delete" does not work but waits for confirmation in my PowerShell script?

 I have a script where I want to disconnect from the mapped drives before I create a new PSDrive. Otherwise I get this error: New-PSDrive : Multiple connections to a server or shared resource by the same user , using more than one user name, a...

Convert a JSON Object to Buffer and Buffer to JSON Object back

 I have a JSON object and I'm converting it to a Buffer and doing some process here. Later I want to convert the same buffer data to convert to valid JSON object. I'm working on Node V6.9.1 Below is the code I tried but I'm getting [object object] w...

Converting string into datetime

 I've got a huge list of date-times like this as strings: Jun 1 2005 1:33PM Aug 28 1999 12:00AM I'm going to be shoving these back into proper datetime fields in a database so I need to magic them into real datetime objects. This is going throug...

No module named 'pymysql'

 I'm trying to use PyMySQL on Ubuntu. I've installed pymysql using both pip and pip3 but every time I use import pymysql, it returns ImportError: No module named 'pymysql' I'm using Ubuntu 15.10 64-bit and Python 3.5. The same .py works on Windows ...

How to list all the files in a commit?

 I am looking for a simple git command that provides a nicely formatted list of all files that were part of the commit given by a hash (SHA1), with no extraneous information. I have tried: git show a303aa90779efdd2f6b9d90693e2cbbbe4613c1d Although...

How to limit the maximum value of a numeric field in a Django model?

 Django has various numeric fields available for use in models, e.g. DecimalField and PositiveIntegerField. Although the former can be restricted to the number of decimal places stored and the overall number of characters stored, is there any way to r...

How to convert PDF files to images

 I need to convert PDF files to images. If the PDF file is multi-page,I just need one image that contains all of the PDF pages. Is there an open source solution which is not charged like the Acrobat product?...

Finding height in Binary Search Tree

 I was wondering if anybody could help me rework this method to find the height of a binary search tree. So far, my code looks like this. However, the answer I'm getting is larger than the actual height by 1. But when I remove the +1 from my return st...

What is the difference between dynamic and static polymorphism in Java?

 Can anyone provide a simple example that explains the difference between Dynamic and Static polymorphism in Java?...

How to set the color of "placeholder" text?

 Is that possible to set the color of placeholder text ? <textarea placeholder="Write your message here..."></textarea> ...

WPF Check box: Check changed handling

 In WPF data binding, I can bind the IsChecked property to some data, e.g. user setting, but I need to handle "CheckChanged" event, I know I can seperately handle Checked, Unchecked event, but is there any way to get notified when this value is change...

PySpark 2.0 The size or shape of a DataFrame

 I am trying to find out the size/shape of a DataFrame in PySpark. I do not see a single function that can do this. In Python I can do data.shape() Is there a similar function in PySpark. This is my current solution, but I am looking for an elemen...

What is the difference between Scrum and Agile Development?

 What is the difference between Scrum and Agile Development? Are Sprint and Iterations the same?...

How to rename a directory/folder on GitHub website?

 I was able to find a way on GitHub Website to rename a single file and did so with success. I was also able to find a way to rename a whole repository and did that with success. Does anyone know how to do this to a single directory without using c...

How to generate UL Li list from string array using jquery?

 I have string array like 'United States', 'Canada', 'Argentina', 'Armenia', 'Aruba', 'Australia', 'Austria', 'Azerbaijan', 'Bahamas', 'Bangladesh', 'Belarus', 'Belgium'**, ... etc. I want create a dynamic list from string array like below:...

catch specific HTTP error in python

 I want to catch a specific http error and not any one of the entire family.. what I was trying to do is -- import urllib2 try: urllib2.urlopen("some url") except urllib2.HTTPError: <whatever> but what I end up is catching any kind of h...

get all the images from a folder in php

 I am using WordPress. I have an image folder like mytheme/images/myimages. I want to retrieve all the images name from the folder myimages Please advice me, how can I get images name....

JPanel setBackground(Color.BLACK) does nothing

 I have the folowing custom JPanel and I have aded it to my frame using Netbeans GUI builder but the background won't change! I can see the circle, drawing with g.fillOval(). What's wrong? public class Board extends JPanel{ private Player player...

Access properties file programmatically with Spring?

 We use the code below to inject Spring beans with properties from a properties file. <bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="locations" value="classpath:/my.properties"/> ...

How to change font size in Eclipse for Java text editors?

 I have just tried to change my font size in Eclipse 3.6.0 in the following way: General → Appearance → Colors and Fonts → Java Editor text font However, the font size only changed in the file I had open. How can I change the font...

Best timestamp format for CSV/Excel?

 I'm writing a CSV file. I need to write timestamps that are accurate at least to the second, and preferably to the millisecond. What's the best format for timestamps in a CSV file such that they can be parsed accurately and unambiguously by Excel w...

Difference between readFile() and readFileSync()

 The following code outputs the content of the index.html (it just contains the text hello world) to the browser. However, when I replace readFile() with readFileSync(), the request times out. What am I missing? Is a different kind of buffer required?...

TSQL Pivot without aggregate function

 I have a table like this... CustomerID DBColumnName Data -------------------------------------- 1 FirstName Joe 1 MiddleName S 1 LastName Smith 1 Date 12/12/2009 2 F...

how to check redis instance version?

 how to check Redis server version? I've found in Redis site this command: $ redis-server and that should give me (according to the site): [28550] 01 Aug 19:29:28 # Warning: no config file specified, using the default config. In order to specify a c...

Float a div above page content

 I've implemented a popup box that dynamically displays search options. I want the box to "float" above all of the site content. Currently, when the box is displayed it displaces all of the content below it and looks bad. I believe I've already t...

@font-face src: local - How to use the local font if the user already has it?

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Initialize empty vector in structure - c++

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Java: how do I initialize an array size if it's unknown?

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HTML form readonly SELECT tag/input

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What does 'low in coupling and high in cohesion' mean

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Turn off display errors using file "php.ini"

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How to remove jar file from local maven repository which was added with install:install-file?

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How do I set default values for functions parameters in Matlab?

 Is it possible to have default arguments in Matlab? For instance, here: function wave(a, b, n, k, T, f, flag, fTrue=inline('0')) I would like to have the true solution be an optional argument to the wave function. If it is possible, can anyone d...

How would I extract a single file (or changes to a file) from a git stash?

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What are valid values for the id attribute in HTML?

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How to remove all .svn directories from my application directories

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How to add external fonts to android application

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What's the difference between "&nbsp;" and " "?

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How can I read the client's machine/computer name from the browser?

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