常用git命令和工具

0. ln -s src_dir  //一个参数即可在当前目录下生成一个软链接

 

1.git command

--clone/push a branch 

    git clone <url> --branch <branch> --single-branch [<folder>]

    git push  remote branch/branch

--set upstream 

git config push upstream

2. generate RSA key

ssh-keygen -t rsa -C "dizhonghu@gmail.com"

3. tcpdump

tcpdump -n host 173.39.168.250 or host 192.168.0.5

tcpdump tcp and port 1270

tcpdump tcp and port 1270 -s 0 -w tcp.dat

tcpdump -i eth0 -vnn host 10.224.166.211 -w test.cap

4. wireshark filter

ip.src==10.224.173.43 && udp.srcport==7901

ip.dst==10.224.173.43

ip.src==10.224.173.43 && udp.srcport==7901 && ip.dst==10.224.173.91 && udp.dstport==58504

(ip.src==10.224.173.43 && ip.dst==10.224.173.91)||(ip.src==10.224.173.91  && ip.dst==10.224.173.43)

(ip.src==10.224.173.43 && udp.srcport ==1202 && ip.dst==10.224.173.91 && udp.dstport==17237)||(ip.src==10.224.173.91 && udp.srcport==17237 && ip.dst==10.224.173.43&& udp.dstport ==1202)

(ip.src == 10.224.82.94) || (ip.src == 10.224.55.66) || (ip.dst == 10.224.82.94 )||( ip.dst == 10.224.55.66)

5. vi shortcut

6. iTerm shortcut

7. opensource lisence

8. UML