摘要:
Object类的方法:hashCodepublicinthashCode()Returns a hash code value for the object. This method is supported for the benefit of hash tables such as those ... 阅读全文
摘要:
1.格式化输出方法一:print "Username is %s" % nameprint "The girl's age is %d, address is %s" % (age, address)方法二:print "The girl's age is {0}, address is {1}".... 阅读全文
摘要:
backgrounds:PPID : parent PIDecho $$ (show current shell PID)init process PID=1, it is started by kernelcommand: ps1. ps (show process relevant to cu... 阅读全文