Rarst

<?php

set_error_handler( 'backtrace_error_handler', error_reporting() );

function backtrace_error_handler( $errno, $errstr, $errfile, $errline, $errcontext ) {

	// handle @
	if( 0 === error_reporting() )
		return false;

Rarst

<?php

Oh_Shuddup::on_load( array( 'get_theme_data' ) );

/**
 * Shuts up deprecated messages for specific functions.
 */
class Oh_Shuddup {

	static $functions;

Rarst

// Logo
// http://wordpress.org/about/logos/

@wp_logo_blue:   #21759B;
@wp_logo_orange: #D54E21;
@wp_logo_grey:   #464646;

// Admin
// http://dotorgstyleguide.wordpress.com/outline/colors/

Rarst

<?php
function is_user_logged_in() {
    $loggedin = false;
    foreach ( (array) $_COOKIE as $cookie => $value ) {
        if ( stristr($cookie, 'wordpress_logged_in_') )
            $loggedin = true;
    }
    return $loggedin;
}
if ( ! stristr($_SERVER['REQUEST_URI'], '/wp-admin') && ! stristr($_SERVER['REQUEST_URI'], '/wp-login.php') && ! is_user_logged_in() )

Rarst

The class is now part of Hybrid Wing theme and will be maintained there.

Rarst

<?php

/*
Plugin Name: R Debug
Description: Set of dump helpers for debug.
Author: Andrey "Rarst" Savchenko
Author URI: https://www.rarst.net/
License: MIT
 */

Rarst

Now Native

PhpStorm now bundles WordPress coding style natively, starting from version 8.

1. Go to Project Settings > Code Style > PHP.
2. Select Set From... (top right of window) > Predefined Style > WordPress.

No longer need to muck with this import! :)

Rarst

<?php
// @link http://books.google.com/books?id=fvA7zLEFWZgC&pg=PA61&lpg=PA61#v=onepage&q&f=false

function nice_labels( $min, $max, $ticks = 5 ) {

	$range    = nice_number( $max, false );
	$d        = nice_number( $range / ( $ticks - 1 ) );
	$graphmin = floor( $min / $d ) * $d;
	$graphmax = ceil( $max / $d ) * $d;
	$nfrac    = max( array( - floor( log( $d, 10 ) ), 0 ) );