git常用配置及别名設定

三個不同的位置： 

1./etc/gitconfig 檔案：包含了适用于系統所有使用者和所有庫的值。如果你傳遞參數選項’--system’ 給 git config，它将明确的讀和寫這個檔案。
2.~/.gitconfig 檔案 ：具體到你的使用者。你可以通過傳遞--global 選項使Git 讀或寫這個特定的檔案。
3.位于git目錄的config檔案 (也就是 .git/config) ：無論你目前在用的庫是什麼，特定指向該單一的庫。每個級别重寫前一個級别的值。是以，在.git/config中的值覆寫了在/etc/gitconfig中的同一個值。
           

常用配置及别名習慣：

[core]
	editor = vim
	whitespace = fix,-indent-with-non-tab,trailing-space,cr-at-eol
	excludesfile = /Users/andy/.gitignore_global
	# 送出時, 不允許混合不同的換行符
	safecrlf = true
	# 檢出和送出時, 都不自動轉換換行符
	autocrlf = false
[web]
	browser = google-chrome
[rerere]
	enabled = 1
	autoupdate = 1
[alias]
	s = status
	st = status
	sb = status -s -b
	#############
	d = diff
	di = diff
	dc = diff --cached
	dk = diff --check
	dck = diff --cached --check
	#############
	c = commit
	ca = commit -a
	cm = commit -m
	ci = commit
	#############
	l = log --oneline
	lg = log --oneline --graph --decorate
	#############
	o = checkout
	co = checkout
	ob = checkout -b
	cob = checkout -b
	#############
	b = branch
	bv = branch -vv
	ba = branch -a
	bd = branch -d
	br = branch -r
	#############
	f = fetch
	fo = fetch origin
	#############
	m = merge
	#############
	ps = push
	pl = pull
	pb = pull --rebase
	psf = push -f
	psu = push -u
	plu = pull -u
	pso = push origin
	plo = pull origin
	pbo = pull --rebase origin
	psfo = push -f origin
	psuo = push -u origin
	pluo = pull -u origin
	#############
	rb = rebase
	#############
	re = reset
	rh = reset HEAD
	reh = reset --hard
	rem = reset --mixed
	res = reset --soft
	rehh = reset --hard HEAD
	remh = reset --mixed HEAD
	resh = reset --soft HEAD
	#############
	w = show
	#############
	human = name-rev --name-only --refs=refs/heads/*
[color]
	ui = true
[color "branch"]
	current = yellow bold
	local = green bold
	remote = cyan bold
[color "diff"]
	meta = yellow bold
	frag = magenta bold
	old = red bold
	new = green bold
	whitespace = red reverse
[color "status"]
	added = green bold
	changed = yellow bold
	untracked = red bold
[push]
	default = upstream
[difftool "sourcetree"]
	cmd = opendiff \"$LOCAL\" \"$REMOTE\"
	path =
[mergetool "sourcetree"]
	cmd = /Applications/SourceTree.app/Contents/Resources/opendiff-w.sh \"$LOCAL\" \"$REMOTE\" -ancestor \"$BASE\" -merge \"$MERGED\"
	trustExitCode = true
[filter "media"]
	required = true
	clean = git media clean %f
	smudge = git media smudge %f
[filter "hawser"]
	clean = git hawser clean %f
	smudge = git hawser smudge %f
	required = true