Questions

Font Awesome icon inside text input element

I am trying to insert a user icon inside username input field. I've tried one of the solution from the [similar question](https://stackoverflow.com/questions/14736496/use-font-awesome-icons-in-css) ...

23 May at 10:31

Global variables in AngularJS

I have a problem where i'm initialising a variable on the scope in a controller. Then it gets changed in another controller when a user logs in. This variable is used to control things such as the nav...

28 Jul at 15:55

ReferenceError: $ is not defined

I have this error message `ReferenceError: $ is not defined` This is my header. ``` <link href="css/global-style.css" rel="stylesheet" type="text/css" media="screen"> <link rel="stylesheet" type="text...

20 Jul at 06:40

SQL Server - stop or break execution of a SQL script

Is there a way to immediately stop execution of a SQL script in SQL server, like a "break" or "exit" command? I have a script that does some validation and lookups before it starts doing inserts, and...

2 Dec at 14:52

How do I add an existing directory tree to a project in Visual Studio?

The issue is simple really. Instead of creating folders in Visual Studio, I create a directory structure for my project on the file system. How do I include all the folders and files in a project, kee...

2 Sep at 23:43

While loop in batch

Here is what I want, inside the `BACKUPDIR`, I want to execute `cscript /nologo c:\deletefile.vbs %BACKUPDIR%` until number of files inside the folder is greater than 21(`countfiles` holds it). Here i...

Android Studio error "Installed Build Tools revision 31.0.0 is corrupted"

I'm on Android Studio 4.2.2. I created a new project and haven't added anything to the starter code and whenever I click , I get this error: > Installed Build Tools revision 31.0.0 is corrupted. Remov...

HTML5 Video // Completely Hide Controls

How Could I completely hide HTML5 video controls? ``` <video width="300" height="200" controls="false" autoplay="autoplay"> <source src="video/supercoolvideo.mp4" type="video/mp4" /> </video> ``` f...

4 Jan at 17:5

More than one file was found with OS independent path 'META-INF/LICENSE'

When I build my app, I get the following error: > Error: Execution failed for task ':app:transformResourcesWithMergeJavaResForDebug'. More than one file was found with OS independent path 'META-INF...

14 Feb at 13:29

How to clear https proxy setting of NPM?

How can I clear the previous ssl proxy setting of NPM? well, I search a lot, but all post I got is mainly about how to `set` proxy in corporate network. I try to set proxy to nothing: ``` npm confi...

20 Jan at 08:10

gpg: no valid OpenPGP data found

I am trying to install Jenkins on Ubuntu 13.10 and I am getting the above mentioned error when i try to run the following command: ``` wget -q -O - http://pkg.jenkins-ci.org/debian/jenkins-ci.org.key...

How do you redirect HTTPS to HTTP?

How do you redirect HTTPS to HTTP?. That is, the opposite of what (seemingly) everyone teaches. I have a server on HTTPS for which I paid an SSL certification for and a mirror for which I haven't and...

3 Sep at 06:53

how to delete all commit history in github?

I want to delete all commit history but keep the code in its current state because, in my commit history, there are too many unused commits. How can I do it? Is there any git command can do this? `...

11 Feb at 17:30

How can strings be concatenated?

How to concatenate strings in python? For example: ``` Section = 'C_type' ``` Concatenate it with `Sec_` to form the string: ``` Sec_C_type ```

23 May at 15:43

MySQL: selecting rows where a column is null

I'm having a problem where when I try to select the rows that have a NULL for a certain column, it returns an empty set. However, when I look at the table in phpMyAdmin, it says null for most of the r...

21 Aug at 06:50

How to delete a file after checking whether it exists

How can I delete a file in C# e.g. `C:\test.txt`, although apply the same kind of method like in batch files e.g. ``` if exist "C:\test.txt" delete "C:\test.txt" else return nothing (ignore) ``` ...

10 Feb at 10:39

What is the difference between range and xrange functions in Python 2.X?

Apparently xrange is faster but I have no idea why it's faster (and no proof besides the anecdotal so far that it is faster) or what besides that is different about ``` for i in range(0, 20): for i i...

26 Nov at 09:17

How to escape a JSON string containing newline characters using JavaScript?

I have to form a JSON string in which a value is having new line character. This has to be escaped and then posted using AJAX call. Can any one suggest a way to escape the string with JavaScript. I am...

23 Jul at 15:12

Read SQL Table into C# DataTable

I've read a lot of posts about inserting a DataTable into a SQL table, but is there an easy way to pull a SQL table into a .NET DataTable?

20 May at 14:38

How do I create a foreign key in SQL Server?

I have never "hand-coded" object creation code for SQL Server and foreign key decleration is seemingly different between SQL Server and Postgres. Here is my sql so far: ``` drop table exams; drop tab...

15 Oct at 07:56

write a shell script to ssh to a remote machine and execute commands

I have two questions: 1. There are multiple remote linux machines, and I need to write a shell script which will execute the same set of commands in each machine. (Including some sudo operations). H...

18 Dec at 07:15

Remove a JSON attribute

if I have a JSON object say: ``` var myObj = {'test' : {'key1' : 'value', 'key2': 'value'}} ``` can I remove 'key1' so it becomes: ``` {'test' : {'key2': 'value'}} ```

2 Aug at 19:39

Regex select all text between tags

What is the best way to select all the text between 2 tags - ex: the text between all the '`<pre>`' tags on the page.

22 Jun at 18:9

How can I combine multiple rows into a comma-delimited list in Oracle?

I have a simple query: ``` select * from countries ``` with the following results: ``` country_name ------------ Albania Andorra Antigua ..... ``` I would like to return the results in one row, ...

How do I make jQuery wait for an Ajax call to finish before it returns?

I have a server side function that requires login. If the user is logged in the function will return 1 on success. If not, the function will return the login-page. I want to call the function using ...

31 May at 15:18