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String concatenation vs. string substitution in Python
...return "%s%s/%d" % (DOMAIN, QUESTIONS, n)
...
>>> so_q_sub(1000)
'http://stackoverflow.com/questions/1000'
>>> def so_q_cat(n):
... return DOMAIN + QUESTIONS + '/' + str(n)
...
>>> so_q_cat(1000)
'http://stackoverflow.com/questions/1000'
>>> t1 = timeit.Timer('so...
How can I get the client's IP address in ASP.NET MVC?
...
The simple answer is to use the HttpRequest.UserHostAddress property.
Example: From within a Controller:
using System;
using System.Web.Mvc;
namespace Mvc.Controllers
{
public class HomeController : ClientController
{
public ActionResult ...
How to prevent XSS with HTML/PHP?
... client.
For example, if a 3rd party side contains a JavaScript file:
// http://example.com/runme.js
document.write("I'm running");
And a PHP application directly outputs a string passed into it:
<?php
echo '<div>' . $_GET['input'] . '</div>';
If an unchecked GET parameter cont...
Detect Browser Language in PHP
...y dont you keep it simple and clean
<?php
$lang = substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);
$acceptLang = ['fr', 'it', 'en'];
$lang = in_array($lang, $acceptLang) ? $lang : 'en';
require_once "index_{$lang}.php";
?>
...
How can I find the data structure that represents mine layout of Minesweeper in memory?
...down by CreateWindowEx and RegisterClass calls.
To read:
CreateWindowEx http://msdn.microsoft.com/en-us/library/ms632680%28VS.85%29.aspx
RegisterClass http://msdn.microsoft.com/en-us/library/ms633586%28VS.85%29.aspx
Petzold's Chapter 3 "Windows and Messages"
Open up IDA, Imports window, find "...
Can I create links with 'target=“_blank”' in Markdown?
... you want to get that detailed, you'll just have to use HTML.
<a href="http://example.com/" target="_blank">Hello, world!</a>
Most Markdown engines I've seen allow plain old HTML, just for situations like this where a generic text markup system just won't cut it. (The StackOverflow en...
How can one use multi threading in PHP applications
...eadId());
}
}
$t = microtime(true);
$g = new AsyncWebRequest(sprintf("http://www.google.com/?q=%s", rand() * 10));
/* starting synchronization */
if ($g->start()) {
printf("Request took %f seconds to start ", microtime(true) - $t);
while ( $g->isRunning() ) {
echo ".";
...
How do I expire a PHP session after 30 minutes?
...['expire'] = $_SESSION['start'] + (30 * 60);
header('Location: http://localhost/somefolder/homepage.php');
} else {
echo "Please enter the username or password again!";
}
}
?>
HomePage.php
<?php
session_start();
if (!isset($_SESSION['luse...
Patterns for handling batch operations in REST web services?
...urces. This is less common in REST patterns, but is allowed in the URI and HTTP specs. A semicolon divides horizontally related parameters within a resource.
Update several attributes, several resources:
POST /mail/0;1;2/markAsRead;category
POSTDATA: markAsRead=true,category=junk
Update several ...
Adding custom radio buttons in android
...rawable:
res/drawable/yourbuttonbackground.xml
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
<item
android:drawable="@drawable/b"
android:state_checked="true"
android:state_pressed="true" />
<item
android:drawable="@draw...