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@"%SystemRoot%\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -InputFormat None -ExecutionPolicy Bypass -Command "iex ((New-Object System.Net.WebClient).DownloadString('https://chocolatey.org/install.ps1'))" && SET "PATH=%PATH%;%ALLUSERSPROFILE%\chocolatey\bin" |
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docker images | grep 5000 | awk '{print $1 ":"0.1}' | xargs docker rmi |
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tcpdump -c 100000 -s 0 -i eth0 port 5000 -A | tee -a http.log |
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vim /etc/sysconfig/network-scripts/ifcfg-eno* | |
HWADDR=00:0C:29:8D:24:73 | |
TYPE=Ethernet | |
BOOTPROTO=static #启用静态IP地址 | |
DEFROUTE=yes | |
PEERDNS=yes | |
PEERROUTES=yes | |
IPV4_FAILURE_FATAL=no | |
IPV6INIT=yes | |
IPV6_AUTOCONF=yes |
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使用git push提交时,每次都要输入密码,次数多了,感觉挺麻烦. 如果git以ssh协议通讯,免密码可以用ssh公钥设置免登录。如果git时以https方式访问呢,该怎么办?下面方式可以解决这个问题. | |
* 新建文件并保存密码 | |
touch ~/.git-credentials | |
vim ~/.git-credentials | |
添加内容 | |
https://{username}:{passwd}@github.com |
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CR, LF, CR/LF区别与关系 | |
前言 | |
在文本处理中,CR(Carriage Return),LF(Line Feed),CR/LF是不同操作系统上使用的换行符,具体如下: | |
Dos和Windows采用回车+换行CR/LF表示下一行 | |
而UNIX/Linux采用换行符LF表示下一行 | |
苹果机(MAC OS系统)则采用回车符CR表示下一行 | |
区别 |
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纳秒 | |
纳秒,符号ns(英语:nanosecond ). | |
1纳秒等于十亿分之一秒(10-9秒) | |
1 纳秒 = 1000皮秒 | |
1,000 纳秒 = 1微秒 | |
1,000,000 纳秒 = 1毫秒 | |
1,000,000,000 纳秒 = 1秒 | |
微秒 | |
微秒,符号μs(英语:microsecond ). |
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docker stop `docker ps -a -q` | |
docker system prune --force |
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o0oYRYMSRFPjQVTVY1ZizsSutCovIkfwq1YzNxz5 |
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a = [1, 2, 3, 4] | |
b = [2, 3, 2, 5] | |
print(a, b) | |
######################################### | |
# key is a function that uses one paras # | |
######################################### | |
print(sorted([a, b], key=lambda x: x[2])) | |
def mycmp(x, y): |