Linux, Apache, Nginx, MySQL, Javascript and PHP

PHP

Get a domain name’s IP address with PHP

It’s easy to get the IP address for a domain name using PHP’s gethostbyname() and gethostbynamel() functions. This post

Javascript

Use normal href if Javascript is disabled

I saw a post on a bulletin board somewhere recently where the poster asked how to make the href

PHP

PHP is not showing any error messages

Help! There are errors in my PHP code and there are no error messages being displayed. I’ve even set
Javascript

Loop through selected elements with jQuery

There may be times when you need to loop through elements in jQuery to collect information, change state or

PHP

Deleting messages with PHP IMAP

I’ve been writing a series about sending Google Analytics data by email and then processing the

Applications

View email message headers in Outlook 2007

Recently I was configuring a new email account and needed to check the message headers of an email in Microsoft
HTML And CSS

Add an offsite link icon after external links with CSS

It can be useful to have an offsite link icon next to external links on a web page. This

Javascript Quick Tips Windows

Which browsers support which versions of Javascript

As well as putting “javascript” as the language or type element of the <script> tag you can specify
Javascript

How to tell if an element exists with jQuery

Last week I looked at how to get the total number of matched elements with jQuery

PHP

Find unread messages using PHP IMAP

Having reached the conclusion of my series on getting Google Analytics data by email I

MySql

Using “group by” and “having” with MySQL

With SQL queries you can combine the “GROUP BY” syntax with “HAVING” to return rows that match a certain count
PHP

Deleting messages with PHP IMAP and Gmail

My last PHP post looked at how to delete email messages using PHP’s IMAP functions.

Javascript

Add an offsite link icon after external links with jQuery

Yesterday I posted how to add an offsite link icon after external links with CSS

HTML And CSS

Multiple CSS classes for a single element

A useful CSS technique is to apply multiple CSS classes to a single element; this is something I didn’t

MySql

How to enable remote access to a MySQL database server

MySQL is often configured to be accessible from the local host only. Recently I moved all my websites from

Apache HTML And CSS Javascript PHP

Force reload of updated CSS and Javascript files with unique filenames

When a CSS or Javascript file is changed the visitor’s browser needs to get the latest copy of the

Applications

Selectively delete cookies in Firefox

When developing websites or testing stuff I sometimes need to be able to delete cookies in my web browser.

Javascript

Get the total number of matched elements with jQuery

There may be times when you need to work out how many times a particular element appears on a

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