摘要:
由于redhat在初始化的时候,防火墙设置为icmp-host-prohibited,导致数据包无法到达。具体iptables(所在目录/etc/sysconfig)如下:# Firewall configuration written by system-config-firewall# Manu... 阅读全文
摘要:
题目:Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of the two... 阅读全文