How To Display Line Numbers In Eclipse IDE?

In Eclipse you can display the line numbers in the code editor as follows: Open the pulldown-menu item Window Select the Preferences item In the Preferences dialog expand General Expand Editors Click on Text Editors Now you can activate the checkbox which says: “Show line numbers“ Close the dialog by clicking OK I hope this … Read moreHow To Display Line Numbers In Eclipse IDE?

PHP: Get A Random Item From An Array

In PHP it’s easy to work with arrays. Just declare someting like this:

<?php
$arrX = array("Kay", "Joe","Susan", "Frank");
?>

Now you can access the values with their index (which starts a 0 for the first item).

<?php
// output "Kay"
echo $arrX[0];
 
// output "Susan"
echo $arrX[2];
?>

PHP offers you several ways to get a random value of the array. One simple way is by using the array_rand() function. array_rand() expects the array as a parameter and returns a random index value as integer which then can be used to get the array value.

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How to insert special characters like &, < and > into a JSF component

If you want to insert a character like & e.g. within a JSF (Java Server Faces) component’s value attribute, you might get an error. To avoid this you must insert a HTML-Entity for the character. Here is a short list for common characters which you might need to replace in your JSF component. Character Entity … Read moreHow to insert special characters like &, < and > into a JSF component