101
votes
4answers
88k views

When to use WP_query(), query_posts() and pre_get_posts

I read @nacin's You don't know Query yesterday and was sent down a bit of a querying rabbit hole. Before yesterday, I was (wrongly) using query_posts() for all my querying needs. Now I'm a little bit ...
50
votes
2answers
42k views

How to fix pagination for custom loops?

I have added a custom/secondary query to a template file/custom page template; how can I make WordPress use my custom query for pagination, instead of using the main query loop's pagination? Addendum ...
20
votes
4answers
11k views

Is it necessary to use wp_reset_query() in a WP_Query call?

I'm using the following code to retrieve posts: <?php $featuredPosts = new WP_Query(); $featuredPosts->query('showposts=5&cat=3'); while ($featuredPosts->have_posts()) : $featuredPosts-&...
16
votes
4answers
12k views

Is there a flowchart for wordpress loading sequence?

So like wp must load series of files from, index.php -> ... -> wp-header.php -> ... ->functions.php ...and so on upon execution. Also there must be a similar flowchart for functions ...
10
votes
1answer
1k views

Using pre_get_posts on true pages and static front pages

I have done quite extensive research on how to use pre_get_posts on true pages and the static front pages, and it seems that there is no fool proof method. The best option I found to date was from a ...
9
votes
2answers
3k views

Looking for WordPress System Diagrams

I am looking for WordPress chart/diagram system design. I found only the template hierarchy diagram, but it's only part of the system. source: http://upload.wikimedia.org/wikipedia/commons/3/3d/...
9
votes
3answers
9k views

Order by meta value or date?

Got a custom field called startDate but its only on a few events. I was wondering if it isn't set for a post I could use post_date to generate the posts list? // if meta_key _postmeta.startDate isn't ...
8
votes
2answers
136 views

Why query_posts() isn't marked as deprecated?

There are two query_posts() functions technically speaking. One query_posts() is actually WP_Query::query_posts() and the other is in global space. Asking from sanity: If global query_posts() is ...
7
votes
5answers
5k views

the_date() not working

I am using wordpress 3.2 and I did a query post like this: <?php query_posts("posts_per_page=1post=type&page=post_parent=10");?> Then I try to echo out the date of this post I queried ...
7
votes
2answers
10k views

Get all image from single page using this query

I'm having some trouble with this sample widget code. I want to get all images (Minus the post thumbnail) from a page called "Gallery" but for some reason this is pulling all uploaded images from the ...
6
votes
1answer
3k views

WP_Query vs get_posts

I have read a number of questions on SE regarding these but I still can't figure the exact difference wrt usage. Would it be true to say that I would probably use WP_Query for the majority of ...
6
votes
1answer
9k views

How set featured posts using checkbox in post edit screen?

I want to make selecting a featured post is just by checking a checkbox in edit screen AND be able to retrieve these featured articles from only specific category ? in short what I'm looking for : ...
5
votes
2answers
22k views

How to get posts published between a date and today?

Is it a way to get posts published between a date and today with query_posts() ? Example : All posts published since 2012-04-01 Thanks EDIT : How to add the filter date on this Query Posts ? ...
5
votes
3answers
835 views

PHP memory friendly alternative to get_posts()

I was running into memory issues with this: get_posts( array( 'posts_per_page' => '-1', 'post_type' => array( 'product', 'product_variation' ) ) (there are thousands of results) just trying to ...
5
votes
2answers
990 views

Differences Between WP_Query() and get_posts() for Querying Posts?

What are the differences between using WP_Query() and get_posts()? Which is better to use in what case and why?

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