Tip Bank

DevX - Software Development Resource

Track Changes on a Form

Question: I have an HTML page that is broken up into two different frames. The left frame acts as a navigation tool. The right frame is the user interface, which

DevX - Software Development Resource

Determining Size of an INPUT Field

Question: How can I determine the maximum size of an INPUT field? Answer: Although you can certainly use JavaScript to find out the size of your user’s screen or the

DevX - Software Development Resource

Numeric only TextField

Question: Is there is a way to create a text field that only accepts numeric input? Answer: There are probably a couple of a ways to go about doing this.

DevX - Software Development Resource

Creating a “Browse for Folder” Dialog Box

Question: How can I create a “browse” facility in my application&#151something which throws up a dialog box that allows the user to view folders and select one, as in Microsoft

DevX - Software Development Resource

Prevent Certain Files From Being Bookmarked

Question: How can I prevent certain files on my site from being bookmarked? Answer: There is no way to fully prevent people from bookmarking a certain URL on your site.

DevX - Software Development Resource

Maximum URL Length

Question: Is there a maximum URL length? One of my forms has a bunch of text fields on it so I am concerned that it might truncate when I pass

DevX - Software Development Resource

Declaring Data for an Object

Question: I’m trying to declare some data for an object such that, when necessary, other functions can use the object not only to perform member functions but also serve as