Java2007-10-13
Default Values for Data Types in Java
It's not always necessary to assign a value when a field is declared. Fields that are declared but not initialized will be set to a resonable default by the compiler. Generally spe
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Java2007-10-13
Data Types in Java
The Java programming language is strongly-typed, which means that all variables must first be declared before they can be used. This involves stating the variable's type and name,
Read tutorialJava2007-10-13
java.lang.NoClassDefFoundError and java.lang.NoSuchMethodError in UNIX
One of the places java tries to find your bytecode file is your current directory. So, for example, if your bytecode file is in /home/jdoe/java, you should change your current dire
Read tutorialJava2007-09-17
Aspects of Internationalization in Java
Internationalization involves many aspects of application development. Practically speaking, the primary goal behind all of these facets of development is to engineer a user interf
Read tutorialJava2007-09-15
New Features Added by Java
There are a number of features in Java that have no equivalent in C++. Perhaps the three most important are multithreading, packages, and interfaces, but there are several others t
Read tutorialJava2007-09-15
What Java Has Removed from C++
There are a number of C++ features that Java does not support. In some cases, a specific C++ feature simply didn't relate to the Java environment. In other cases, the designers of
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Java2007-09-15
Creating and Handling JAR files
A utility is used to generate a JAR file. Its syntax is shown here
Read tutorialJava2007-09-15
PushbackInputStream example program in Java
One of the novel uses of buffering is the implementation of pushback. Pushback is used on an input stream to allow a byte to be read and then returned (that is, "pushed back") to t
Read tutorialJava2007-09-14
BufferedInputStream - sample program in Java
Buffering I/O is a very common performance optimization. Java's BufferedInputStream class allows you to "wrap" any InputStream into a buffered stream and achieve this performance i
Read tutorialJava2007-09-14
ByteArrayOutputStream - sample program in Java
ByteArrayOutputStream is an implementation of an output stream that uses a byte array as the destination. ByteArrayOutputStream has two constructors, shown here:
Read tutorialJava2007-09-14
ByteArrayInputStream - sample program in Java
ByteArrayInputStream is an implementation of an input stream that uses a byte array as the source. This class has two constructors, each of which requires a byte array to provide t
Read tutorialJava2007-09-14
FileOutputStream - sample program in Java
FileOutputStream creates an OutputStream that you can use to write bytes to a file. Its most commonly used constructors are shown here:
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