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What does void* mean and how to use it?
...
You can have a look at this article about pointers http://www.cplusplus.com/doc/tutorial/pointers/ and read the chapter : void pointers.
This also works for C language.
The void type of pointer is a special type of pointer. In C++, void
represents the absence of type, so void...
Securely storing environment variables in GAE with app.yaml
...astore values in the App Engine console and set them. Here is how:
Go to https://console.cloud.google.com/datastore/
Select your project at the top of the page if it's not already selected.
In the Kind dropdown box, select Settings.
If you ran the code above, your keys will show up. They will all ...
PHP abstract properties
... the parent it will remain private and not available to the child.
http://www.php.net//manual/en/language.oop5.static.php
abstract class AbstractFoo
{
public $bar;
final public function __construct()
{
$this->bar = static::BAR;
}
}
class Foo extends AbstractFoo
{
//...
Adding HTML entities using CSS content
...
.breadcrumbs a:before {
content: '\0000a0';
}
More info on : http://www.evotech.net/blog/2007/04/named-html-entities-in-numeric-order/
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fo...
Can I run multiple versions of Google Chrome on the same machine? (Mac or Windows)
...(bash) to ease the creation of a local repository of Chrome versions - see https://gist.github.com/Rob--W/8577499)
VB Script which automates install, config & launch
I've created a VB script which installs and configures Chrome (tested in XP and Win 7). Launch the script, and a file dialog app...
Auto-size dynamic text to fill fixed size container
...irection, and this is what I ended up with:
Here is a link to the plugin: https://plugins.jquery.com/textfill/
And a link to the source: http://jquery-textfill.github.io/
;(function($) {
$.fn.textfill = function(options) {
var fontSize = options.maxFontPixels;
var ourText = $('...
Bootstrap combining rows (rowspan)
...
div {
height:50px;
}
.short-div {
height:25px;
}
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet" />
<div class="container">
<h1>Responsive Bootstrap</h1>
<div class="row">
<div class="col-lg...
How can I find which tables reference a given table in Oracle SQL Developer?
...d FK References, which displays the new FK information.
Reference
http://www.oracle.com/technetwork/issue-archive/2007/07-jul/o47sql-086233.html
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...
Iterating through a JSON object
...p; Woz'}
# the url you are trying to load and get json from
url = 'http://www.cooljson.com/cooljson.json'
# in python 3 you can build the request using request.Request
req = urllib.request.Request(url,None,headers)
# try to connect or fail gracefully
try:
response = urllib.request.urlopen(req...
Tetris-ing an array
...ld be empty in all arrays, so it will be removed, the next element will be www, it is the same in all arrays, so it gets removed, etc.
Something like (untested)
$exploded_paths = array();
foreach($paths as $path) {
$exploded_paths[] = explode('/', $path);
}
$equal = true;
$ref = &$explod...