mikeschinkel

<?php
/*
Description: Adds a taxonomy filter in the admin list page for a custom post type.
Written for: http://wordpress.stackexchange.com/posts/582/
By: Mike Schinkel - http://mikeschinkel.com/custom-workpress-plugins
Instructions: Put this code in your theme's functions.php file or inside your own plugin. Edit to suite your post types and taxonomies. Hope this helps...
*/
add_filter('manage_listing_posts_columns', 'add_businesses_column_to_listing_list');
function add_businesses_column_to_listing_list( $posts_columns ) {
	if (!isset($posts_columns['author'])) {

markjaquith

<?php
/*
Plugin Name: Disable plugins when doing local dev
Description: If the WP_LOCAL_DEV constant is true, disables plugins that you specify
Version: 0.1
License: GPL version 2 or any later version
Author: Mark Jaquith
Author URI: http://coveredwebservices.com/
*/

wesbos

function is_blog () {
	global  $post;
	$posttype = get_post_type($post );
	return ( ((is_archive()) || (is_author()) || (is_category()) || (is_home()) || (is_single()) || (is_tag())) && ( $posttype == 'post')  ) ? true : false ;
}


Usage: 

 <?php if (is_blog()) { echo 'You are on a blog page'; } ?>

clawfire

UPDATE wp_options SET option_value = replace(option_value, 'http://www.old-domain.com', 'http://www.new-domain.com') WHERE option_name = 'home' OR option_name = 'siteurl';
UPDATE wp_posts SET guid = replace(guid, 'http://www.old-domain.com','http://www.new-domain.com');
UPDATE wp_posts SET post_content = replace(post_content, 'http://www.old-domain.com', 'http://www.new-domain.com');

c3mdigital

<?php 

$args = array(
	'post_type' => array( 'type1', 'type2', 'type3' ),
	'posts_per_page' => -1
	);
	
$myquery = new WP_Query( $args );
	$type1 = 0; $type2 = 0; $type3 = 0; $count = 0;
	while ( $myquery->have_posts() ) : $myquery->the_post();

danielbachhuber

<?php
/**
 * Quick way to handle redirects for old pages
 *
 * From Happiness Bar at WordCamp SF 2012
 */
add_action( 'init', 'mea_redirects' );
function mea_redirects() {
	$mea_redirects = array(
			// Enter your old URI => new URI

jaymcgavren

Description

In this episode, Jay McGavren shares some of his favorite tricks for working in the shell. No unreadable sed or awk scripts here. Just simple, solid tips you can use every day, including time savers with find, less, ssh, and command-line Ruby.

Why learn shell commands when there's an IDE?

http://programmer.97things.oreilly.com/wiki/index.php/The_Unix_Tools_Are_Your_Friends

aaroneaton

<?php

// Disables sticky Strict Standards warnings. Good for poorly developed plugins.
// Put this file in mu-plugins
if ( WP_DEBUG ) {
    error_reporting( E_ALL & ~E_STRICT );
}

pbearne

add_action( 'pre_get_posts', array( $this,'function_pre_get_posts' ) );

function function_pre_get_posts(){
// you can't use the query->set here for tax_query
					// as tax query has already been made
					// so you need to need add youself to any 
					// existing tax query
					$tax_query = array(
									'taxonomy' => 'tax_name', 

trepmal

<?php

// note the walker param
wp_nav_menu( array(
  'walker' => new No_WhiteSpace_Nav_Menu,
  'theme_location' => 'primary',
  'menu_class' => 'nav-menu'
) );

// in your theme's functions.php