Unfortunately at the time of writing there is no way within the CodeIgniter framework to allow your end users to upload any file type via the CodeIgniter upload libraries. Instead you must manually specify each and every file type you’d like to accept – quite a time consuming and frustrating process if you’ve got a …
Just quickly, go and take a look at your stylesheets. What you’ll probably see is a fair amount of CSS code, but an awful lot of whitespace. All of the new lines, tabs and spaces you’ve been using to make your CSS easier to read have made the size of your stylesheet go up. This …
HTML 5 is supported by the majority of the big browsers and more and more sites are beginning to adopt it. Even though it’s far from being the dominant format it is gradually picking up speed as more developers try to keep up with developments. One of the main differences between HTML 5 and other …
When you start defining your CSS properties you’ll probably notice that most elements already have default CSS properties applied to them. You can see an example of this by creating a minimal HTML document with no CSS applied. One of the things you should notice is that your page content isn’t quite touching the border …
When writing CSS for your web pages you have the option of where to put it. You can either place the CSS directly into your HTML markup alongside the HTML elements, group all the CSS together at the top of the document or store it as an external CSS file for inclusion into your pages. …
If you’re using AdSense to monetize your web site a figure you should be keeping a close eye on is the RPM which is the amount of revenue you’ve earned per thousand visitors. So, let’s say for example your AdSense RPM for a month is at $5 meaning for every 1,000 visitors you’ll have earned …
Making an image (or some other block element for that matter) align in the center of its parent element can sometimes be quite a pain. One of the solutions to this problem is to use negative margins combined with absolute positioning to put the image exactly in the center. Absolute centered image markup This is …
If you’re trying to reduce the overall size of your CSS one of the things you can do is to use the shorthand properties. CSS shorthand properties provide a method of combining common properties of a particular styled element into a single statement. Let’s take a look at the CSS shorthand for using backgrounds. CSS …
Search engine optimization is a big thing when it comes to building websites. If you have any strong hopes for building a good flow of traffic to your site search engines are without a doubt one of the best options available to you, unless of course you have an awful lot of money to spend. …
Building backlinks for your web site is a vital step in trying to push your site up the rankings of the major search engines. Whether you’re involved in exchanging links or if you choose to pay for links it can be quite a tedious and problematic task to manage all of these transactions. Many people …