Category: Programming
Code Snippet: Photo Randomiser
by John 
This was something I quickly threw together to randomise a folder of photos.
Basically you put all your photos in one folder, it then randomly copies them to an output folder with a new file name.
This was used for randomising photos for a photo DVD at… more »
16/10/09 01:00:00 am, 
Code Snippet: Misc array counting function
by John
A friend wanted some simple code to count the number of times each email address in a list used the same domain. more »
Code Snippet: Get a random image from a directory.
by John
This can be useful for banner ads.
function getRandomImage( ) {
$path = ""; // Replace with your path
$img_list = array();
$dir = opendir( $path );
// Get all the files in the directory
while( $img = readdir($dir) )
{
if… more »
Code Snippet: Display PHP settings
by John
Code Snippet: Want to see all your PHP settings?
Place the following code in an empty .php file on your server
Be sure to not leave this on your server once you are done with it as it could show potential security holes. more »
Code Snippet: Make sure a url starts with http://
by John
if( strpos($url, 'http://') === false )
$url = 'http://' . $url;
Or if you are a fan of single line functions
$url = ( strpos($url, 'http://') === false ) ? 'http://' . $url : $url; more »
Install NuSphere PHPED on Ubuntu
by John
Download the Linux installer from the NuSphere website ( www.nusphere.com )
$ chmod a+x ./NuSphere-phped-3.3.3evl-Linux.sh
$ ./NuSphere-phped-3.3.3evl-Linux.sh
If you get an error similar to the following
ERROR: The installer was unable to find… more »
Colored Data Grid in VB.NET
by John
Please Note this is an old article. Please read this page for more information
Anyone that has used the Data Grid control in Visual Basic.NET will know that it is rather limited in the type of effects that can be put in fields.
In this article you… more »