11 2021 档案
摘要:实例1 import threading #线程 import time def Hi(num): print("线程总用时:%d sec --> start "%num) time.sleep(num) #等待时间 print("线程结束%d" % num) if __name__ == '__m
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摘要:****************************************with语句******************************************* with expression as target: with-body import os,sys os.chdir(
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摘要:linux 3.10内核 V6 ping6 fe80::214:10ff:fe23:c8b8%em1 linux 4.xx内核 V6 ping fe80::214:10ff:fe23:c8b8%enp4s0 win10 V6 ping -6 fe80::214:10ff:fe23:c8b8
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