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 function gen_uuid() {
	return sprintf( '%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
		// 32 bits for "time_low"
		mt_rand( 0, 0xffff ), mt_rand( 0, 0xffff ),

		// 16 bits for "time_mid"
		mt_rand( 0, 0xffff ),

		// 16 bits for "time_hi_and_version",
		// four most significant bits holds version number 4

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<?php
	// Create connection
	$con=mysqli_connect("localhost","root","Kit to 0","sunshine");

	// Check connection
	if (mysqli_connect_errno()) {
		echo "Failed to connect to MySQL: " . mysqli_connect_error();
	} else {
		$sql	= "SELECT date, sum(total) AS spend
							FROM comsumption

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/*******************************************************************
* author: ryan Yang
* date: 2012.10.5
********************************************************************/


/*=================================================================
    Android
    ===============================================================*/

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apache:{
	1. syntax test:		sudo apachectl configtest / sudo apachectl -t
	2. restart:		sudo apachectl restart
	3. dis/enable site	sudo a2[dis | en] site [SITENAME]
	4. httpd.conf: ServerName 127.0.1.1
	5. hosts: 127.0.0.1 PC_NAME
	6. dropbox: ./dropbox-list/dropbox
	7. cfusion10:  /opt/coldfusion10/cfusion/bin/coldfusion start
	8. unzip tar.bz2: tar -jxvf FileName.tar.bz2
	9. unzip .tar.gz: tar -zxvf FileName.tat.gz

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Commands:
    1. pwd: print working directory
    2. ls: list                     [ -s | -sh | -h]
    3. cd {
        root: cd /
        home: cd or cd ~
        up: cd..
        back: cd -
        }
    4. cp: copy                     [-r]

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restart: {
    cfusion8: sudo /etc/init.d/cfmx8-cfusion start
    
    cfusion10:{
        win: coldfusion.exe restart -console
        linux: sudo /opt/coldfusion10/cfusion/bin/coldfusion restart
    }
}

install: {

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regex{
	negated character class:{
		[^...]
	}
	word bundary:{
		\b
		\<
		\>
	}
	wrod: {

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[core]
	repositoryformatversion = 0
	filemode = true
	bare = false
	logallrefupdates = true
	ignorecase = true
	precomposeunicode = false
[color]
	ui = auto
[color "branch"]

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# get svn user list
svn log -q svn_repository | grep -e '^r' | awk 'BEGIN {FS = "|" }; {print $2}' | sort | uniq
svn log --xml svn_repository | grep author | sort -u | perl -pe 's/.>(.?)<./$1 = /'

# create file users.txt:
old_username = new_usename <user_email>

# svn to git
git svn clone svn_repository --authors-file=users.txt --no-metadata -s git_fold
	# specify reversion

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#  store credentials
  #keep your password cached in memory for (by default) 15 minutes.
  git config --global credential.helper cache 
  #  set a longer timeout
  git config --global credential.helper "cache --timeout=3600"
  
  #another way
  git config remote.origin.url https://you:[email protected]/you/example.git