My Note

bash

cd fir-<tab> -> cd first (Quick completion)

path

abs path

rel path

mkdir

mkdir -p mydir1/mydir2 -> will also create all directories leading up to the given directory that do not exist already. If the given directory already exists, ignore the error.

mv and cp

mv aa bb -> rename or move

cp aa bb -> copy

rm

sudo

sudo -> SuperUser do

sudo su -> root

chmod

ugo -> user, group, others

a -> all

rwx -> read(4), write(2), execute(1)

chmod ug+rw mydir -> drw-rw----

chmod 664 myfile -> -rw-rw-r--

chmod +x [filename] -> Enable Run

sudo mv tool.sh /bin -> To install it and Enable it Run Everywhere

Try to install the MarkDown.

man

1. General Commands
2. System Calls
3. Subroutines
4. Special Files
5. File Formats
6. Games
7. Macros and Conventions
8. Maintenence Commands

Mentioned

• man 3 rand -> Library Functions
• GUI -> Command Line
• ls -> list
• cd -> Change Directory (No Folder)
• cd - -> soon back
• rm -r -f -> delete the file
• whoami
• history
• the music: The Pretty Reckless
• MarkDown.pl
• gcc -I/path/to/header/
• ldd a.out

install

• ./configure
• make
• sudo make install

/bin

sudo mv tool.sh /bin -> To install it and Enable it Run Everywhere

apt-get

apt-get update

apt-get install git-core -> install the Git

wget 122.115.61.189/tmp/cc-note -> Download

Mentioned

• dpkg
• dpkg -S /usr/include/stdlib.h -> -S --search

vim

• i -> input
• v -> select
• V -> to select one line
• CTRL+v -> to select for square
• u -> UNDO
• CTRL+r -> ONDO
• CTRL+c -> Note for C program files
• :h vim-modes -> get help for modes
• :w -> write
• :w hello.c -> write to hello.c
• :q -> quit
• ! -> force
• ,ss -> setlocal spell
• vimtutor -> the vim tutor
• :vnew/new file -> CTRL+w+w to change window and :bd(buffer delete) to close active
• :Tlist -> we can use ",t" when use Peter's VimRC
• :NERDTreeToggle -> we can usr ",n" when use Peter's VimRC
• :bn -> switch among buffers, ( in Peter's VimRC)
• :ls -> vim's list
• zf -> Create floding.
• zx -> Open floding.
• zc -> Flod floding.
• vim -t main -> should exist the ctags

split view

• vim -On file1 file2 -> Vertical Split
• vim -on file1 file2 -> Horizontal Split
• Ctrl+w s -> Vertical Split
• Ctrl+w v -> Horizontal Split
• Ctrl+w c -> Close current window
• Ctrl+w q -> Close current window and if it is the last window the Vim will exits.
• Ctrl+w w -> Activate the next window.

vim config

• :set nu -> Show line number
• :set autoindent -> Auto indent
• ~/.vimrc -> vim config
• :h 'autoindent' -> for help

~.vim/snippets/

c.snippets(e.g.)

# #include
snippet inc
    #include <${1:stdio}.h>${2}

vim ctags

• CTRL+N
• CTRL+]
• CTRL+O

Auto completion

• CTRL-N -> quick completion
• CTRL-L-K -> set spell
• CTRL-X-L -> quick completion line
• CTRL-X-F -> quick completion the filename
• CTRL-x-k -> check with the dictionary
• Check :h i\_Ctrl-<tab> for help.

find file

• find .|grep filename
• locate stdlib.h -> and you can use sudo updatedb to update the datebase.

Metioned

• gedit
• Search 'peter-vim' from github.com
• get Peters vimrc config
• ~.vim/snippets/
• Use stags for many files
• get search from hen of Peters's github.
• ps aux|grep -i firefox -> get help from manpage
• kill -9 18576
• vimdiff file1 file2 -> Show diff of file1 and file2.
• vim.org

Extract

• unzip [filename] -> To extract the file[filename]
• tar xzvf tig-0.17.tar.gz -> Extract .tar and .gz

diff

• diff -u a.c b.c > c -> Show diff of 'a.c' and 'b.c' to file 'c'
• patch file1 file2 -> For file1 on the file2 patches.
• vimdiff

git

• git init -> Create an empty git repository or reinitialize an existing one.
• git add h.c -> Add file contents to the index
• git commit -a -v -m "first version" -> Record changes to the repository. (-a: All the changes. -v: berbose. -m: Message)
• git diff -> Show diff.
• git reset --hard HEAD -> Reset current HEAD to the specified state.
• git checkout <branchname> [-b <new branch name>]
• git branch [-d <branchname>] -> Show branch. -d for delete.
• git branch [-m <old branchname> <new branchname>] -> Move/rename a branch and its reflo.

~/.gitconfig

[user]
name = Peter Wang
email = happypeter1983@gmail.com
[core]
editor = vim
[alias]
ci = commit -a -v
co = checkout
st = status
br = branch
throw = reset --hard HEAD
throwh = reset --hard HEAD^
[color]
ui = true

[commit]
template = ./.commit-template
[push]
default = current

tig

d -> Show diff

Mentioned

• tig
• Peter's book
• git clone https://github.com/happypeter/cc-note.git
• ProGit
• Git book at progit web.
• git pull -> To update the git directory.
• script -> Script usually is interpreted language. And run some functions of a specific program.
• README
• TODO
• the book : how to become a hacker
• git for review
• wget 122.115.61.189/happycasts/happygit-zh/git_start.ogv
• git branch
• linux set up git

.sh

for file in `ls`
do
    if [[ $file == *.md ]]; then
        echo $file
    fi
done

TODO

• To learn bash from Peter's website.
• Program Lib HOWTO
• http://vim-showoff-peter.heroku.com
• Seven habits of effective text editing

All by XiaoGuo