To install java requires 5 steps Download java http://java.com/en/download/index.jsp choose the linux x64 unpack tar -xvf <downloaded file> move to desired directory(assume /usr/local/java) maybe chown -R root:root /usr/local/java add /usr/local/java/bin to path and set environment variable CLASSPATH to /usr/local/java/lib by adding to .profile: # add java bin to path PATH=”/usr/local/java/bin:$PATH” # set java classpath CLASSPATH=”/usr/local/java/lib” […]
Archive for the ‘java’ Category
March 9, 2012
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Java array initialization
By thomas in javaAllocate memory int[] intArray = new int[10]; this will be initialized with zeros int[] intArray={0,0,0,0}; or int[] intArray=new int[4]{0,0,0,0}; Filling arrays of the primitive types can also be done with Arrays.fill(intArray,20); The above will set all indexes in the intArray to 20 The same can be done with classes e.g: MyClass[] instances = new MyCLass[10]; […]