摘要:
gdb -O2 will cause, when debugging, some variable can not be print,we will see "optimized out"dont use the -O2 option, every thing will be fine, but a... 阅读全文
摘要:
下面是netstat 的十个用法netstat [options]...1. Display routing information maintained by kernelThis information can be retrieved using the -r option along wit... 阅读全文