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Articles tagged with: Code

PHP: Defining Constants
Wednesday, 23 April 2008
PHP: Defining Constants

To define a constant, use the format: define(constant_name,constant_value,case_insensitive) e.g. define(“MYCONSTANT”,”This is the value of the constant”,false); print “Constant is ” . constant(“MYCONSTANT”); ?>

PHP: Page Inclusion using GET selection
Friday, 18 April 2008
PHP: Page Inclusion using GET selection

Sample code to handle page inclusion based on get values  // parse the passed value switch($_GET['page']) {   // check for page1   case(‘page1′):   include ‘page1.php’;   break;   // check for page2   case(‘page2′):   include ‘page2.php’;   break;   // send other enquiries to our 404 page   default:   include ‘page404.php’; [read more...]

PHP: Encoding HTML Special Characters
Friday, 18 April 2008
PHP: Encoding HTML Special Characters

When working with untrusted information it is always worth running it through the htmlspecialchars function. This function converts characters that are used by html into safer versions, e.g. ‘<’ becomes $lt; myString = htmlspecialchars($_GET['fieldname'], ENT_QUOTES);

PHP: Add a number of days to a date
Friday, 11 April 2008
PHP: Add a number of days to a date

example code to add a number of days to a date // add 5 days $daystoadd=5; // calculate hours $hours=$daystoadd * 24; // get today $dd=date(d); $mm=date(m); $yy=date(y); // calculate the new date $newdate=date(“d-m-y”, mktime($hours, 0, 0, $mm, $dd, $yy)); // show the new date echo “The new date is: ” . $new;

PHP: Format and show an expiration date
Tuesday, 8 April 2008
PHP: Format and show an expiration date

A useful routine to calculate and show an expiration date based on a given number of hours // Hours to expiration $iHrs = 72; // Date from database $dbDate = ’2008-04-08 16:53:19′; // obtain current date and time $iTimeNow = date(“U”); // calculate expiry time $iExpiryTime = ($iHrs * 3600) + strtotime(“$dbDate”) ; // set [read more...]

ASP: Teaser Text
Monday, 7 April 2008
ASP: Teaser Text

An early routine written in ASP to cut off a given string after a given number of words: strText = “This is some example text To prove the Get teaser function” Response.Write GetTeaser(strText,9) function GetTeaser(strText,iWords)   Dim strTaster   Dim iCount   strTaster = “”   iCount = 0   While (iCount < iWords)    [read more...]

Shell Script: Random Number
Saturday, 5 April 2008
Shell Script: Random Number

To get a random number at a shell script in Unix (I tried this on AIX 5 and it worked) use $RANDOM echo $RANDOM 26558 echo $RANDOM 16737 echo $RANDOM 11669

J2ME: Splash Screen Timer
Friday, 4 April 2008
J2ME: Splash Screen Timer

Timer Example private Timer myTimer;   myTimer = new Timer();   // Show Splash Screen   myTimer.schedule( new waitSplash(), 2000 ); // process the splash screen timer   private void dismiss()   {   myTimer.cancel();   // change to your form here   myDisplay.getDisplay(this).setCurrent(yourForm);   } // if we reached here then timer has completed [read more...]