@welcome everyone...we'll be talking about software,hardware and various aspects of science
Saturday, 23 May 2015
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Exceptions are represented by instances of the class java.lang.Exception and its subclasses. Subclasses of Exception can hold specialized in... -
An array type variable is denoted by a base type followed by the empty brackets, []. Alternatively, Java accepts a C-style declaration with... -
The try statement imposes a condition on the statements that it guards. It says that if an exception occurs within it, the remaining sta... -
Java has its roots in embedded systems—software that runs inside specialized devices, such as handheld computers, cellular phones, and fancy...
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Java supports almost all standard operators from the C language. These operators also have the same precedence in Java as they do in C, as s...
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The dot (.) operator is used to select members of a class or object instance. (We’ll talk about those in detail later.) It can retrieve the ...
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Inside a class, we can access variables and call methods of the class directly by name. Here’s an example that expands on our Pendulum: ... -
What if we have something important to do before we exit our method from one of the catch clauses? To avoid duplicating the code in each ca... -
On a final note, we should mention that the Java compiler flags “unreachable” statements as compile-time errors. An unreachable statement is...
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If you look up the add() method of the Container class, you’ll see that it takes a Compo nent object as an argument. In our example, we’ve g...
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