There are two types of const data storage: true const and contractual const. const int cn = 5; // true const A contractual const variable is a non-const one, which
Chances are you’ll need the routines that you write in Visual InterDev 6 in other pages. Once you debug a subroutine, you can add it to the Visual InterDev 6
If you use JavaScript rollover images on your Web pages, it’s a good idea to preload them in order to reduce lag time while the image downloads. Non-preloaded images won’t
The major browsers speed up the loading of Web pages by storing a local copy of visited pages in what is called the cache. This works well for surfing the
To improve performance in your Active Server Pages, try to minimize the amount of server script present. From a design point of view, putting extensive code and business rules in
Often times you may have include files on your Web site that store textual information whose content varies, but that are shown in a layout that remains constant (for example,
It is implementation-dependent whether the destructors of local objects are invoked when an uncaught exception occurs. To ensure that destructors of local objects are invoked in this case, you can
An anonymous union declared in a named namespace or in the global namespace has to be explicitly declared static: static union { int num; char *pc; }; //anonymous union in
The Listener pattern is commonly used in the AWT since JDK 1.1. In fact, the Listener has been the base for the event handling mechanism for UI events in Java.