Kartones

PSQL

Magic words:

psql -U postgres

Some interesting flags (to see all, use -h or --help depending on your psql version):

• -E: will describe the underlaying queries of the \ commands (cool for learning!)
• -l: psql will list all databases and then exit (useful if the user you connect with doesn't has a default database, like at AWS RDS)

guyellis

// Accepts a single paramater which is one or more emails separated
// by space,comma,semicolon,tab, or newline.
// Returns an array of tokens that should be emails
// Does not validate emails to see if they are well formed.
exports.parseEmails = function(emails) {
	return emails.toLowerCase().split(/[\s,;\t\n]+/);
};

andreyvit

tmux cheat sheet

(C-x means ctrl+x, M-x means alt+x)

Prefix key

The default prefix is C-b. If you (or your muscle memory) prefer C-a, you need to add this to ~/.tmux.conf:

remap prefix to Control + a