The ternary operator is a shortcut comparison operator that replaces an if-else statement in a PHP script. If you use a lot of comparison statements in your scripts, this can greatly reduce the number of lines of code. The ternary operator is really very simple to use, but it does tend to confuse newbie PHP programmers. (more…)

Most new web developers have heard of SQL injection attacks, but not very many know that it is fairly easy to prevent an attacker from gaining access to your data by filtering out the vulnerabilities using MySQL extensions found in PHP. (more…)

External CSS style sheets offer numerous benefits to web site design. This tutorial assumes that you already know something about the use of cascading style sheets. Our focus is on helping you to implement it better with your web site. (more…)

When using an HTML form on a web page, it is important to make sure that all of the information that you request is filled in. It is also important to make sure that the correct information is entered. JavaScript is a client-side web language that can be used to validate the information you request before the form is submitted to your web server for processing. (more…)

Here is a simple fix for problems with missing images in situations when you cannot predict when an image might be missing. Why not just fix the missing image problem? Well, sometimes a site relies on images from another source, such as those provided by affiliate marketing merchants. The fact is that there are situations where you just do not have control over the images that display on your site and broken image links make a site look unprofessional. (more…)

Page weight is the total size in bytes for all code, content, images and objects that must be downloaded from a Web server to a first-time visitor’s browser. Why is this important? Because page weight is primary factor in Web site performance, and Web site performance is a key factor in retaining users on a Web site.
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Many common web site design mistakes can have a negative impact on a visitor’s user experience. If the goal for your web site is to attract users who will stay long enough to make a purchase or inquire about your services, you need to deliver impressive results as soon as a user lands on your web pages. (more…)

Banner ad rotators can range in complexity from simple systems that randomly display banner or sidebar ads, to very complex systems that track every click on each ad and display different ads based upon preset percentages for each ad display. (more…)

By now you have probably installed FileZilla, the very powerful and free FTP file transfer utility. Once it is installed, it is time to start digging into its many features. We’ve collected a few tips that you may find to be useful. (more…)

Web site performance, page loading and rendering is one of the first impressions a user observes when visiting a web site. Fast web pages appear much more professional. Web pages that load slowly, especially if the pages take 5 or more seconds to load, cause users to abandon a site pretty quickly. Think about it. How many web sites would you continue to visit if each page takes 5, 10 or more seconds or more for each page to load. There are steps that you can take to assure that your web site performs well and helps to retain users. (more…)