Posts with tag `unix-cli`

Rotate panesctrl-b space | ref: https://superuser.com/questions/493048/how-to-convert-2-horizontal-panes-to-vertical-panes-in-tmux:next-layou

change-newline-style-dos-unix-lf-crlf

2024-06-25

softwares-and-toolsunix-cli

ref: https://stackoverflow.com/questions/2613800/how-to-convert-dos-windows-newline-crlf-to-unix-newline-lfref: https://unix.stackexchange.com/questions/32001/what-is-m-and-how-do-i-get-rid-of-it在 vim 中执行以下两行可以把 dos 类型的 CRLF 改为 unix LF::set ff=unix :e ++ff=dos

How to list symbolic link chains?

2024-05-11

lnsoftwares-and-toolsunix-cli

How to list symbolic link chains?ref: https://serverfault.com/questions/115856/how-to-list-symbolic-link-chains$ namei d f: d l d -> c l c -> b l b -> a d

get the most recent file in directory shell

2024-05-11

lssoftwares-and-toolsunix-cli

get the most recent file in directory shellls -t | head -n

how to set up config.fish to auto run tmux every time start fish

2024-05-10

softwares-and-toolstmuxunix-cli

how to set up config.fish to auto run tmux every time start fishref: https://github.com/fish-shell/fish-shell/issues/4434add this to the end of config.fish:if status is-interactive and not set -q TMUX exec tmux en

Really clear screen

2024-05-08

softwares-and-toolsunix-cli

Really clear screenresetverified on ubuntu 20.04, 24.5.

Filter lines starting with k4a

2024-05-08

softwares-and-toolsstringunix-cli

Filter lines starting with k4axxx | grep -v "^/k4a

Enable mouse

2024-05-08

softwares-and-toolstmuxunix-cli

Enable mouseref: https://www.nodeseek.com/post-18315-1 ref: https://unix.stackexchange.com/questions/516800/how-do-i-enable-tmux-mouse-supportfor tmux 3.0a on ubuntu 20.04:ctrl + b :set -g mouse onIn source fileyou can add that command to ~/.tmux.conf (with no :)and then:exit tmux tmux kill-server tmuxverified on 24.5.9, ubuntu 20.04, 4090 verified on 24.5.1

Print all env parameter

2024-05-06

softwares-and-toolsunix-cli

Print all env parameterprinten

Filter out those containing a specfig pattern

2024-05-06

softwares-and-toolsstringunix-cli

Filter out those containing a specfig pattern<command> | grep -v <to_filter_out>linux cli, get several lines of string, filter out those containing .m

Unzip tar file

2024-05-06

softwares-and-toolstarunix-cli

Unzip tar fil

Unzip xz file

2024-04-24

softwares-and-toolstarunix-cli

Unzip xz fileref: https://zig.guide/getting-started/installation/tar xf <name

Only stderr output to less

2024-04-11

softwares-and-toolsunix-cli

Only stderr output to less./1 light2.ppm 2>&1 >/dev/null | les

switch-user

2024-03-26

softwares-and-toolsunix-cli

sudo - [username

better-top

2024-02-01

softwares-and-toolsunix-cli

Ubuntubashtop, download via apt. Beautiful, easy to use

get-file-s-path-and-file-name

2024-02-01

softwares-and-toolsunix-cli

dirname get the file's dir name.basename get the file's name.Both available on both macos and linux

extract-nth-line-of-an-output

2024-01-21

softwares-and-toolsunix-cli

xxx | sed -n '2p'单引号可省略

see-if-i-am-sudoer

2024-01-21

softwares-and-toolsunix-cli

sudo -

awk

2024-01-15

softwares-and-toolsunix-cli

快速入门https://zhuanlan.zhihu.com/p/18628962

（上面的意思是：如果后台有一个现有的screen，则连上去，否则创建一个新的。）

2024-01-15

softwares-and-toolsunix-cli

&cmd &Screensudo apt install screen screen -xRR # （上面的意思是：如果后台有一个现有的screen，则连上去，否则创建一个新的。）退出 screen:Ctrl-A, d # （上面的意思是：按Ctrl-A，抬手，然后按 d 键。功能是：退出screen并将当前screen放到后台。）进阶的使用大致需要掌握 Ctrl-A, a （创建新标签），Ctrl-A, 数字（切换到指定标签）以及screenrc的撰写（设计标签栏的显示样式）这三项也就能满足基本使用，这是在一个screen内部使用多标签页的办法。ref: https://www.zhihu.com/question/442188249/answer/1710936130 by pans

cli-wifi

2024-01-15

softwares-and-toolsunix-cli

sudo nmcli device wifi rescan nmcli dev wifi list sudo nmcli dev wifi connect sic-guest password sicguestthe result should be likeDevice 'wlan0' successfully activated with '0ae19100-e6fe-4a9e-9c3c-4be09f5d50b5'.note可以连接 iPhone 的个人热点，但是 dev wifi list 搜到它很慢

count-lines-in-directory

2024-01-15

softwares-and-toolsunix-cli

https://stackoverflow.com/questions/1358540/how-can-i-count-all-the-lines-of-code-in-a-directory-recursivelyOn Linux, find . -name '*.php' | wc -l.Or on Mac or Linux, xxx install cloc, run cloc .