I have an ArrayList that I want to output completely as a String. Essentially I want to output it in order using the toString of each element separated by tabs. Is there any fast way to do this? You c..
Maybe it sounds weird, but after a long time programming, I just got on array sorting. Everything was as I expected, until I tried to sort an array of strings containing two identical strings inside. ..
I am trying to use grep to match lines that contain two different strings. I have tried the following but this matches lines that contain either string1 or string2 which not what I want.
I'm using Git-1.9.0-preview20140217 for Windows. As I know, this release should fix the issue with too long filenames. But not for me.
Surely I'm doing something wrong: I did git config core.longpath..
I've been playing with HTML5 audio recently, and though I can get it to play the sound it only ever will play once. No matter what I try (setting the properties, event handlers, etc) I can't seem to g..
I have an app that uses 256-bit AES encryption which is not supported by Java out of the box. I know to get this to function correctly I install the JCE unlimited strength jars in the security folder...
I downloaded the mysql dmg file and went through the wizard to run. Done. I have also started mysql server under system preferences.
The purpose of me doing this is to work through the exercises of m..
Here is my problem. We have a private NPM registry which only works in VPN. I would like to have a fallback registry https://registry.npmjs.org so that when I am out of VPN it works seamlessly.
Ok in my app I have a field for the user to input a number. I have the field set to only accept numbers. When the user clicks on the field it brings up the keyboard. On the keyboard (on ICS) there is ..
I want to have a sliding switch. On the left would be Off and on the right would be On. When the user toggles the switch, I want the 'slider' portion to slide to the other side and indicate it is off...
I only know one js library and that is jQuery.
But my other coders in the group are changing AngularJS as their default library in new project.
I don't know anything about it. How is it different fro..
I'm trying to think up a good hash function for strings. And I was thinking it might be a good idea to sum up the unicode values for the first five characters in the string (assuming it has five, oth..
My problem is very basic.
I did not find any example to meet my needs as to what exactly serialize() and unserialize() mean in php? They just give an example - serialize an array and show an output i..
I used date('w', timestamp) and date('w', timestamp) to know the day, date('n', timestamp) for months, etc.
Now I'm using datetime and I'd like to know what are the equivalent functions to get a day,..
How can I change the date format of a DateTimePicker in vb.net so that the date is shown in the format dd/mm/1990, without any time value? I have tried changing the format to "short", and while this p..
I am plotting a graph with a categorical variable on the x axis and a numerical variable on the y axis.
For the x axis, given that there are many data points, the default text formatting causes the l..
I need to export the html table in my page to an Excel when user clicks 'Export' button. Now, I found a solution here on stack overflow that works in Firefox.
Export dynamic html table to excel in ja..
I have a 3 column matrix; plots are made by points based on column 1 and column 2 values, but colored based on column 2 (6 different groups). I can successfully plot all points, however, the last plot..
I have installed XAMPP on my Windows 7 machine and created a number of virtual servers. This part is straightforward enough.
Each time I add a new virtual server I am having to reboot my computer in ..
The following image is a part of Microsoft SQL Server 2008 R2 System Views. From the image we can see that the relationship between sys.partitions and sys.allocation_units depends on the value of sys...
I am programming in C in Visual Studio Code, but I can't compile, as VSC only offers three compilers built in - Node.js, C# Mono, and Extension development. After a little bit of digging I came across..
I am getting the error as mentioned below, while running the feed utility. I am trying to load an image "logo.png". The slf4j jar file is also available in the runtime classpath. But still I am gettin..
I'm trying to understand What the concepts of young, old and permanent generations are in the Java heap terminology, and more specifically the interactions between the three generations.
I'm looking for some kind of documentation that specifies how much time each browser (IE6/IE7/FF2/FF3, etc) will wait on a request before it just gives up and times out.
I haven't had any luck trying..
When I build my c++ solution in Visual Studio it complains that the xxxxx.pch file is missing. Is there a setting I am missing to get the pre-compiled headers back?
here is the exact error for comple..
In my code, I deal with an array that has some entries with many objects nested inside one another, where as some do not. It looks something like the following:
// where this array is hundreds of ent..
I'm trying to eliminate 2 CSS files that are render blocking on my site - they appear on Google Page Speed Insights. I have followed different methods, none of which were a success. But, recently, I f..
Grade build, even from inside IntelliJ IDEA does not put the dependencies into the "External Libraries" folder, so these classes don't show up as suggestions in the editor and when I manually add them..
I have an imageview that has its height and width set to fill_parent with a linearlayout that has the same values set. So I suppose this should set my images to fit the screen. But it only fits like 8..
While writing a web application, it makes sense to store (server side) all datetimes in the DB as UTC timestamps.
I was astonished when I noticed that you couldn't natively do much in terms of Timezo..
How do I save each sheet in an Excel workbook to separate CSV files with a macro?
I have an excel with multiple sheets and I was looking for a macro that will save each sheet to a separate CSV (comma..
So I'm building a program which takes ints from user input. I have what seems to be a very straightforward try/catch block which, if the user doesn't enter an int, should repeat the block until they d..
Is it possible to "refresh" a git repository after updating the gitignore file?
I just added more ignorations(?) to my gitignore and would like to remove stuff already in the repo matching the new fi..
I want to be able to list the files in the current directory. I've made something that should work but doesn't return all the file names.
File dir = new File(".");
File filesList = dir.listFiles();..
For example, running wget https://www.dropbox.com results in the following errors:
ERROR: The certificate of `www.dropbox.com' is not trusted.
ERROR: The certificate of `www.dropbox.com' hasn't got a..
I have a DataTable and need the entire thing pushed to a Database table.
I can get it all in there with a foreach and inserting each row at a time. This goes very slow though since there are a few th..
As I understand it, in Linq the method FirstOrDefault() can return a Default value of something other than null. What I haven't worked out is what kind of things other than null can be returned by th..
I would like to limit the X and Y axis in matplotlib for a specific subplot.
The subplot figure itself doesn't have any axis property. I want for example to change only the limits for the second plot:..
I just started using the Android Studio IDE and I already released and published a simple APK to Google Play store.
The problem is that I did this at work.
Now I downloaded the Android Studio at my ho..
Trying to achieve a background on a page that is "split in two"; two colors on opposite sides (seemingly done by setting a default background-color on the body tag, then applying another onto a div th..
Other stack answers such as this and this seem to be specialized cases and I believe my case is more generalized. I am doing this in my js:
var markerDiv = document.createElement("div");
I have installed php 5.6 and and php 7.1 on my Ubuntu 16.04
I know with Apache as my web server, I can do
a2enmod php5.6 #to enable php5
a2enmod php7.1 #to enable php7
When I disable php7.1 in Apache..
I am using the WebBrowser control in my VB.NET application to load a few URLs ( ~10-15) and save their HTML source in a text file. However, my code doesn't write the source of the current page rather ..
Is there a difference between isset and !empty. If I do this double boolean check, is it correct this way or redundant? and is there a shorter way to do the same thing?
isset($vars) AND !empty($va..
What does the word "dead beef" mean? I read it from a interview question. It has something to do with ipv6. I figured it could be a random hex number used for examples, like "The quick brown fox jumps..
Many posters have problems debugging their RewriteRule and RewriteCond statements within their .htaccess files. Most of these are using a shared hosting service and therefore don't have access to the..
Is it possible to make the ListView horizontally? I have done this using a gallery view, but the selected item comes to the center of the screen automatically. I don't want the selected item at the sa..
I am new to angular js. In my code there is color picker initialized from a text field. User changes the value of color and I want that color to be reflected as a background of a text in a span. It is..
I have 2 datatables and I just want to know if they are the same or not. By "the same", I mean do they have exactly the same number of rows with exactly the same data in each column, or not. I'd love..
document.ready(window.setTimeout(location.href = "https://www.google.co.in",5..
Caused by: org.springframework.orm.hibernate3.HibernateSystemException: ids for this class must be manually assigned before calling save(): com.rfid.model.Role; nested exception is org.hibernate.id.I..
I am using maven-compile plugin to compile classes. Now I would like to add one jar file into the current classpath. That file stays in another location (let's say c:/jars/abc.jar . I prefer to leave ..
All I re..
I get this when I call toString on an object I received from a function call. I know the type of the object is encoded in this string, but I don't know how to read it.
What is this type of encoding c..
As you know by question that what I want. I was using listbox. In ListBox we can get selected item by a simple line of code:
listbox1.SelectedItem. Now I am using ListView, how I get the SelectedItem ..