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Why check both isset() and !empty()
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?
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Casting to string in JavaScript
...avaScript.
I searched for those three options in the jQuery source code, and they are all in use .
I would like to know if there are any differences between them:
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How do I set the proxy to be used by the JVM
...e Internet. The most common example happens when it is reading an XML file and needs to download its schema.
19 Answers
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Make copy of an array
...Let's say a = [1,2,3,4,5] . I need to make an exact duplicate copy of a and call it b . If a were to change to [6,7,8,9,10] , b should still be [1,2,3,4,5] . What is the best way to do this? I tried a for loop like:
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How do I find the location of Python module sources?
...king at themodule.__file__.
The datetime module, however, is written in C, and therefore datetime.__file__ points to a .so file (there is no datetime.__file__ on Windows), and therefore, you can't see the source.
If you download a python source tarball and extract it, the modules' code can be found...
GitHub Error Message - Permission denied (publickey)
Anybody seen this error and know what to do?
36 Answers
36
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Can't Find Theme.AppCompat.Light for New Android ActionBar Support
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You need to do next:
File->Import (android-sdk\extras\android\support\v7). Choose "AppCompat"
Project-> properties->Android. In the section library "Add" and choose "AppCompat"
That is all!
Note: if you are using "android:showAsAction" in men...
How to get HTML 5 input type=“date” working in Firefox and/or IE 10
.../modernizr-custom.js"></script>
<!-- polyfiller file to detect and load polyfills -->
<script src="http://cdn.jsdelivr.net/webshim/1.12.4/polyfiller.js"></script>
<script>
webshims.setOptions('waitReady', false);
webshims.setOptions('forms-ext', {types: 'date'});...
How to delete projects in IntelliJ 12?
...of the project you just deleted. So I am thinking there should be another (and really easy way) to delete a project.
10 Ans...
right click context menu for datagridview
... a datagridview in a .NET winform app. I would like to rightclick on a row and have a menu pop up. Then i would like to select things such as copy, validate, etc
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