Please note that this tutorial has now been superseded by a later, more in-depth tutorial available here Continuing on with our to-do application, in this weeks snippet we're going to be using PHP's require_once function. The require_once function is similar to the require function, in that it will execute and include any php code with the calling file but with one vital difference. It will only execute once. This is important for us in this tutorial as we are going to use it to validate our user. There...
Continuing on from last weeks tutorial (Creating a simple to-do application – Part 1) and the short snippet (Turning a form element into JSON and submiting it via jQuery ), this week we'll be writing a PHP page to accept and process the form submit and return a JSON response. Installing PHP on your web server ... There are several ways to install PHP to your web server, but each is dependent on what web server you are running. The two main ones I will deal with are Microsoft's Internet Information Services...
Continuing on with our work on creating a To Do Application, this weeks snippet is on how to submit a form using jQuery. This snippet expands on what was covered in the previous tutorial, so if you've just joined us you might want to read it first. JSON - JavaScript Object Notation ... Last week we saw how to intercept the submit event of a form, this week we're going to complete that method and use jQuery to perform the submit for us. There are several ways to send data back, we're going to focus on JSON. JSON stands...
This is the first part of a series of tutorials that aim at to cover all aspects of web development. Each part in this series will build on the previous one, covering topics such as: HTML5 CSS3 jQuery We'll also be covering slightly more advanced topics such as: AJAX PHP MySQL Email Security/Authentication Where required I will go into the basics of getting a development environment installed and configured. I will also cover basic design methodologies and best practice. The Application ... To start...
Introduction ... Static headers with boring backgrounds are everywhere... why don't you try and spice yours up with a simple CSS animation? I'd like you to meet Bob, he's my friendly static image and he'd really like to wave hello to you! Let's give him the chance. First up we'll need to do a quick operation and temporarily remove his arm (Sorry Bob!) Then we're going to rotate his arm (very gently) by 45 degrees. Now we can start re-assemble him using some simple HTML <div class="logo"> <div class="arm"></div>...
Introduction ... I’m going to tell you a story, its about love, death and re-birth... Or something In the beginning there was a young html element called <table>. He had one purpose in life, to display data and life was good. But before long though he had been corrupted, his masters used him to define layout and structure. Things he was not originally designed to do, and so began the dark ages of web design. Then one day, there came a young knight called CSS, and with him he brought light to designers...
I quite like the developer drive logo animation. I remember seeing it a when I first found the site and thought it was simple, yet effective. I also wondered if it would be possible to replicate it using just CSS. In this snippet we'll cover CSS3 transitions and using @font-face to import some custom fonts. The first thing we need to do is import out fonts, I wasn't sure what the current 'd' font is so I have a similar font. The best place to go is www.fontsquirrel.com, you can pick from a wide selection of fonts...
Introduction ... In a previous tutorial, we created an abstract class for basic SCRUD database operations. Today we're going to build on that to create a generic database abstraction layer (DAL). The aim of this is to allow you to connect to any database type without having to worry about changing your Data Layer classes. We're also going to be introducing 2 of the most common design patterns. Factory Singleton First download the previous tutorial source code from here. We'll be creating 2 new classes...