Send/write code in Gmail emails

Use this chrome extension to write the code snippet in Markdown, toggle convert snippet to HTML and send. Win! https://chrome.google.com/webstore/detail/markdown-here/elifhakcjgalahccnjkneoccemfahfoa

Checkout version of a file in previous git commit

# This rolls back the diff of the file in the git commit
git checkout COMMIT_SHA FILE

# Commit the file modification (rolled back diff)
git add FILE
git commit -m "Check out previous version of file." 

Get large facebook profile picture from facebook id.

Just use the following url format for your image tag.

http://graph.facebook.com/FACEBOOK_ID/picture?type=large