Tag Archives

Archive of posts published in the tag: tutorial

PHP Basics: Accessing Remote URLs using cURL

In this post, I’m going back to basics to talk about accessing remote URLs with cURL. In PHP, there are actually four ways to access a remote URL – fopen() fsockopen(), cURL extensions and HTTP_Request class from the PEAR library. Now, choosing one…

CakePHP: Using scaffolding for rapid application building

That’s right, I’m still on my CakePHP journey. I’ve been spending quite a bit of time now trying to match what I want to build with how to go about doing it in CakePHP. We all know that the blog example is pretty…

CakePHP: Working with ‘Associations’

This is probably going to be the first of many postings of my exploration with CakePHP. This post will briefly look at the CakePHP’s ‘Associations’ feature. Associations is “the relational mapping provided by the [CakePHP] model”. In non-Cake speak, we’re talking about standard…

Creating simple graphs using Google Charts API

Thinking back a fews years ago, I was involved in building some reporting modules with graphs and charts to show our customer utilisation of our data center. After trying a number of different open source graphing packages for PHP, I finally found JpGraph,…

Using regular expressions to extract content

PHP provides a number of really neat regular expression functions. You can find the list of the regex function at the PHP site. But the one that I’ve had most fun with is the preg_match_all() function which I’ve been using to do content…

Parsing a URL querystring into variables in PHP

It’s common knowledge you can read variable from a URL querystring by using $_GET array in PHP, but that’s only possible if the URL is “executed” in the browser. For those who might not know, querystrings are those variable-value pairs that appears behind…

Checking a string is alphanumeric in PHP

There may be times when you need a way to check that a string only contains alpha-numeric characters. That means only alphabets A-Z and numbers 0-9. Most PHP-ers will probably use regular expressions and the function preg_match(). I will admit that regular expressions…

PHP Operators: Assignment

The main assignment operator is ‘=’, which basically assigns a value on the right to a variable on the left. If you think this is the same as an equal sign in mathematics, don’t! Think of it as a ‘assigned to’ so whatever…

PHP Operators: Maths

There are various kinds of operators used in PHP, but we’re going to start with the most basic and commonly known operator – the Math operators. What are operators? They are basically a special set of characters (or symbols, if you like) which…

Using XAMPP Lite for PHP scripting

Now that you know how to setup your XAMPP Lite, it’s time to find your way around XAMPP Lite, and get ready for your first PHP script. This post will highlight some of the features available in XAMPP, and what you do with…