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Adventures in java.util.concurrent 0 13 (8/29/2011 5:38:50 AM) comp.lang.java.programmer Braving the fearful stories of fatal bugs (which seems to be related to your for loop predicate changing while the loop is running), I plunged into Java 7. Specifically to explore... *orchestral chord* ja... Travers

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in praise of type checking 37 17 (10/6/2011 6:33:44 AM) comp.lang.java.programmer I changed the result of a widely used method from boolean to int. The neat thing was the compiler (actually the Intellij syntax checker) made sure I fixed up every invocation of that method. It would not let m... see_website (4855)

Java casting question 5 46 (10/13/2011 1:27:29 AM) comp.lang.java.programmer Given the following... class X { void f1() { System.out.println("XXX");} void f2() { System.out.println("AAA"); f1();} } class Y extends X { void f1() { System.out.println("YYY"); } } class Z ext... cdalten (976)

Simple alphanumeric "encryption"? 13 41 (10/17/2011 7:16:48 AM) comp.lang.java.programmer I need to be able to encrypt/code an arbitrary string of up to about 50 alphanumeric characters into a string that also contains only alphanumeric characters. All of the encryption algorithms I have looked r... Qu0llSixFour (356)

A freshman's question 23 22 (10/19/2011 3:08:05 AM) comp.lang.java.programmer Dear all I am a freshman ,I from china, I have been learn java for mouths,my English isn't very well ,may my question expression is not very clear,but I hope I can learn with you together! thank you... wanghailunmail (12)

naming convention #2 9 36 (10/19/2011 10:19:37 PM) comp.lang.java.programmer I write a lot of code of this form: 1. method that reads all files in a set one at a time 2. method the processes contents of one file, scanning for chunks 3. method that processes one chunk. There are basica... see_website (4855)

Why can't I downcast in the following code 14 42 (10/24/2011 1:22:38 AM) comp.lang.java.programmer Given the following... class X {} class Y extends X {} class Z extends X {} public class Main { public static void main(String[] args) { X x = new X(); Y y = new Y(); Z z = new Z(... cdalten (976)

iteration blues 19 58 (11/3/2011 3:37:39 PM) comp.lang.java.programmer So, I wrote this code for some particle effects: package com.coolfone.particles; import java.util.Iterator; import java.util.Vector; import javax.microedition.khronos.opengles.GL10; public class FireManager... bob136 (381)

64-bit gotcha 15 32 (12/3/2011 10:47:07 AM) comp.lang.java.programmer A Java Web Start program I wrote a long time ago suddenly stopped working. It sets the System clock to an atomic time server. I discovered the problem was it uses a 32--bit DLL via JNI and my default Java is... see_website (4855)

two new JDKs 8 30 (12/12/2011 9:10:30 PM) comp.lang.java.programmer Java JDK 1.6, 1.6.0_30, Java JDK 1.7, 1.7.0_02, are now out. -- Roedy Green Canadian Mind Products http://mindprod.com For me, the appeal of computer programming is that even though I am qui... see_website (4855)

Fast String search algorithm 11 24 (12/16/2011 6:08:02 PM) comp.lang.java.programmer Let's say I had a million records each with a text field. I wanted to find all records that contained a given substring. Are there fast algorithms to do that or do you have to scan the whole thing linearly? ... see_website (4855)