How much text do you want your visitor to be able to enter into a textarea in a form? How much space do you want the textarea to take up on the screen? How much of the text they enter should they be able to see at any one time?
You can simplify the situation to [...]

The ultimate in form field validation is where you validate what is being entered as it is being entered and automatically ignore any invalid characters. Here’s How.
Restricting Field Input

The person who has the browser is the person who has control over how the web pages that they visit look. Is the text in all the web sites you visit too small to read easily. Perhaps you’d prefer it if all the text were dark green rather than black. Create your own stylesheet in [...]

As you store more and more files onto your computer and then delete them again, the space where the new files can be stored will become more and more fragmented. While files can be broken up into fragments and stored in different places they will be faster to access if the file is all in [...]

If only some of your form fields are actually getting to the server then there are a number of things that might be wrong. In this article we consider all of the possible causes and how to fix them.
Problems with Forms

The enter key can interact with different forms in different ways depending on what fields are in the form and which currently has the focus. Here’s how to get a form to completely ignore that key.
Ignoring the Enter Key

Answering the question about how to control what information on your computer is accessible from other computers on your network.
More on Sharing

There are two ways to attach images into an HTML email. You can either place the image on the internet somewhere and link to it from your email or you can embed the image into the email itself. Each of these has advantages and disadvantages as this article discusses. One advantage of linked emails is [...]