Java - Links

Generic

• Advanced Java mailing list
• Sun tech articles and white papers

Language

• Neal Gafter's blog on Java lang
• Checked / Runtime exceptions 1, 2

Memory

• Weak References
  • intro to soft/weak/phantom refs
  • when to use weak/soft references
  • weakhashmap
• GC
  • tuning hotspot GC
  • memory management pdf

Performance

• interning String : http://www.precisejava.com/javaperf/j2se/StringAndStringBuffer.htm
  
• http://www.javaperformancetuning.com/
• Use JConsole to monitor memory/cpu/threads (one)

Tools

Comprehensive list of java tools are here : http://java-source.net/

• ANT - ultimate building tool
• Maven for building
• findbugs
• JDpend  for dependency analysis
• PMD - code analysis
• GNU Trove high performance collection classes (http://www.onjava.com/pub/a/onjava/2002/06/12/trove.html ,  )

Online Books / Tutorials

• Effective Java update for Java 1.5. PDF and HTML

Tips

• finding number of java threads on Linux
  ps -e -Lo "pid,nlwp,lwp,comm" | grep java
  running Eclipse with Java 1.6 shows 25 LWPs
  look at ls /proc/PID
  also ps -ef | grep java will show overall java commands
  

Last modified: 2007 June 23 18:51:18.
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