Address already in use: JVM_Bind means that some other application is already listening on the port your current application is trying to bind. what you need to do is,...
It just so happens that I wrote a BigFraction class not too long ago, for Project Euler problems. It keeps a BigInteger numerator and denominator, so it’ll never overflow. But...
You’re calling writer.close(); after you’ve done writing to it. Once a stream is closed, it can not be written to again. Usually, the way I go about implementing this...
You need to add logic to assign random values to double array using randomFill method. Change public static double list(){ anArray = new double[10]; return anArray; } To public...
Convert boolean to int in Java
I don’t know about Eclipse’s failures (god knows I’ve pulled enough hair out trying to fix issues my coworker gets using Eclipse), but could you manage with using the...
Since String IS-A CharSequence, you can pass a String wherever you need a CharSequence, or assign a String to a CharSequence: CharSequence cs = "string"; String s = cs.toString(); foo(s); // prints "string" public void foo(CharSequence cs) {...
A Java class can only extend one parent class. Multiple inheritance (extends) is not allowed. Interfaces are not classes, however, and a class can implement more than one interface. The...
Based on the conversation in the other answer, it was inferred that the JVM was a 64-bit process. This was confirmed using the pflags command in Solaris. Apparently the -d32 flag passed to the...
800×480 is the most common resolution on Android powered devices. Your aspect ratio would be: 5:3 (which is the same as 800:480 just put in its simplest form). All...