Java, Perl & C++

Throwing an exception in Java - Java tutorial

Throwing An Exception

You can throw an exception explicitly using the throw statement.

For e.g.

You need to throw an exception when a user enters a wrong login ID or password.

The throws clause is used to list the types of exception that can be thrown during the execution of a method in a program.

Perl Special Variables

This section looks in detail at the special variables used in Perl. Understanding these variables is crucial to programming effectively in Perl. Some of the variables are essential for nearly all Perl programs, while others are merely useful shortcuts that can avoid the need to run external programs that extract information from the system.

 

Why Use Perl?

Perl has many uses, especially in UNIX system administrative tasks, which is where Perl was born and grew up. The name stands for "Practical Extraction and Report Language." Nowadays, Perl is seen by many as the ideal development language for Web server scripts.

Why Use Perl?

People use Perl because it is quick, efficient, and easy to maintain when programming a wide range of tasks, in particular those involving the manipulation of text files. Also, there are many others also using Perl who are prepared to share their code.