THE TUTORIAL LIBRARY
An expression tag contains a scripting language expression that is evaluated, converted to a String, and inserted where the expression appears in the JSP file. Because the value of
Read tutorialWhen you invoke a forward request, the request is sent to another resource on the server, without the client being informed that a different resource is going to process the reques
Read tutorialThe simplest MMAPI MIDlet that can be built allows you to easily play a multimedia file from within your MIDlet without worrying about controls, feature sets, or security architect
Read tutorialThe call() method is the method most similar to the classic object-masquerading method. Its first argument is the object to be used for this. All other arguments are passed directl
Read tutorialOne of the most important concepts to grasp in JavaScript is the use of the this keyword, which is used in object methods. The this keyword always points to the object that is call
Read tutorialThe Math object is the built-in object that you wish you had during those high school math classes: It knows all the formulas for the most complicated mathematical problems, and it
Read tutorialThe cousin of the if statement, the switch statement, allows a developer to provide a series of cases for an expression. The syntax for the switch statement is:
Read tutorialThe break and continue statements provide stricter control over the execution of code in a loop. The break statement exits the loop immediately, preventing any further repetition o
Read tutorialIterative statements, also called loop statements, specify certain commands to be executed repeatedly until some condition is met. The loops are often used to iterate the values of
Read tutorialOne of the most frequently used statements in JavaScript (and indeed, in many languages), is the if statement. The if statement has the following syntax:
Read tutorialThe logical AND operator in JavaScript is indicated by the double ampersand (&&):
Read tutorialThe logical NOT operator in JavaScript is the same as in C and Java, indicated by an exclamation point (!). Unlike logical OR and logical AND operators, the logical NOT always retu
Read tutorialOne example today. A better developer tomorrow.