How to check array in jQuery

var dataarray = ["1", "2", "3"];

if ( $.inArray('1', dataarray) > -1 ) {

alert("checked");

}

How to clone a git branch

Create a new local branch develop and clone from remote branch origin/develop


git checkout -b develop origin/develop


How to list branches

list local branch

git branch

List remote branch

git branch -r

List all branch

git branch -a


How to switch between branch master and develop

git checkout master

git checkout develop


How to copy files/dictionaries from branch develop

git checkout develop  files/*

How to remove function from a jQuery object

The function can be removed from a previously-attached event handler.

eg. Remove submit function from a form element.

$('form[name="formname"]').unbind('submit');

git problem : You are in the middle of a conflicted merge

Fix merge conflicts

git reset --hard HEAD
git fetch origin
git reset --hard origin

How to Stop Your Mac Book Pro From Freezing with Keyboard & Trackpad Unresponsive

If you can still toggle caps lock and it dones't freeze in safe mode, you can backup and remove the directory below.

/System/Library/Extenstions/AppleIntelHD5000Graphics.kext

How to use Replace & ReplaceAll in Java

Replace character

String newstring = str1.replace("-",",");


Replace string

String newstring = str1.replaceAll("[a-z]","0");


Replace string only for first match

String newstring = str1.replaceFirst("[a-z]","0");

Validate Email Addresses With PHP preg_match

$email = "[email protected]"

preg_match("/^[[:alnum:]][a-z0-9_.-]*@[a-z0-9.-]+\.[a-z]{2,4}$/i", $email)

or

filter_var($email, FILTER_VALIDATE_EMAIL)