帅气钢铁侠

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3年2月2天

trace openjdk from systemtap

here are several different tactics to trace openjdk from systemtap.The first relies on sys/sdt.h dtrace-style markers compiled into the JVM, but not dbgsym data:% stap -L 'process("/usr/lib/jvm/ja...

python构造与析构

#!/usr/bin/pythonclass Test: name = "" ## like toString in Java def __str__(self): return "class Test..." ##constructor def __init__(self,name='xxx'): self.name = name ##destructor def