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PHP shell_exec() vs exec()
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@daniel-a-white I know this is an old one, but it's popular so you should edit your answer to reflect the comment made by @preexo - exec() also has the ability to return the entire output if you use its optional parameters. Also, unrelated, someone should benchma...
How to get disk capacity and free space of remote computer
I have this one-liner:
15 Answers
15
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Asynchronous shell exec in PHP
... in some situations this is absolutely the best solution. it was the only one that worked for me to release a "sudo reboot" ("echo 'sleep 3; sudo reboot' | at now") from a webgui AND finish rendering the page .. on openbsd
– Kaii
Aug 13 '09 at 18:47
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HTML text-overflow ellipsis detection
... produces the correct result time and time again.
The idea is that you clone the element, remove any bounding width, and test if the cloned element is wider than the original. If so, you know it's going to have been truncated.
For example, using jQuery:
var $element = $('#element-to-test');
var ...
Which websocket library to use with Node.js? [closed]
...t me with your improvements.
ws
WebSocket server and client for node.js. One of the fastest libraries if not the fastest one.
websocket-node
WebSocket server and client for node.js
websocket-driver-node WebSocket server and client protocol parser node.js - used in faye-websocket-node
faye-websocke...
What is the function __construct used for?
...ut if you wish to pass any parameters on object construction then you need one.
An example could go like this:
class Database {
protected $userName;
protected $password;
protected $dbName;
public function __construct ( $UserName, $Password, $DbName ) {
$this->userName = $UserName;
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Which HTML elements can receive focus?
...ent, HTMLTextAreaElement and HTMLAnchorElement. This notably omits HTMLButtonElement and HTMLAreaElement.
Today's browsers define focus() on HTMLElement, but an element won't actually take focus unless it's one of:
HTMLAnchorElement/HTMLAreaElement with an href
HTMLInputElement/HTMLSelectElement/HT...
UIWebView open links in Safari
...g Safari) is closed. If you want to get back to your app when the user is done browsing, don't open up Safari, just use the UIWwbView and a "Done"-button.
– geon
Jul 8 '11 at 16:03
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Remove trailing zeros
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Is it not as simple as this, if the input IS a string? You can use one of these:
string.Format("{0:G29}", decimal.Parse("2.0044"))
decimal.Parse("2.0044").ToString("G29")
2.0m.ToString("G29")
This should work for all input.
Update Check out the Standard Numeric Formats I've had to expl...
How do I implement basic “Long Polling”?
...ng-poll server" in something like Python's twisted, which does not rely on one thread per request. cometD is an popular one (which is available in several languages), and Tornado is a new framework made specifically for such tasks (it was built for FriendFeed's long-polling code)... but as a simple ...