In “Constants” (JavaWorld, March 30, 2001), I wrote, “I’d be interested to hear how others declare their constants and why. I can post your responses in a future Q&A.” Well, here are ...

In their 2009 JavaOne presentation Return of the Puzzlers: Schlock and Awe (PDF), Joshua Bloch and Neal Gafter presented seven more puzzlers and extracted lessons learned from each of these ...

When a string literal is created, the Java virtual machine (JVM) checks the string pool to see if it already exists. The string constant pool is a memory area where strings are stored. If the value ...