Here’s a sentiment every entrepreneur has surely heard before: A good product solves a problem. Before Google, searching the Internet was an inefficient slog through irrelevant junk. Before the iPod, your portable music library was limited to the number of CDs you could carry. Before the flash drive, transporting large sums of data required a […]
Continue reading %Problem Hunt: Solving The Problem of Finding A Problem%
I've been listening to the Ruby Rogues and, on Episode 204, they had Dave Thomas on as guest. He was talking about Limerence and I was instantly hooked. The episode was really interesting, especially the way Dave presented the material. His views on programming languages and tools just blew me away, so I looked into more of his work. It was then that I realized, that this was the Dave Thomas who wrote "The Pragmatic Programmer" and "Programming Ruby" and cosigned "The Agile Manifesto".
Recently, I was lucky enough to interview him. Take a few minutes to learn more about this extremely influential developer and writer.
Continue reading %An Interview with Dave Thomas%
Centering in CSS is well known for being a tedious task. It is kind of the running gag from the language, leading to jokes such as "we managed to send men on the moon, but we can't vertically align in CSS".
While CSS is indeed a bit tricky when dealing with centering, especially vertical centering, I feel like those jokes are a bit unfair. Actually, there are plenty ways of centering content in CSS, you just have to know how to do it.
This article is not intended to explain how these methods work, but how we can wrap them in a Sass mixin for friendly and easy usage. So if you feel a bit uncomfortable with CSS centering, may I recommend a couple of resources to read beforehand:
All good? Let's get started then.
Continue reading %Centering With Sass%
In the sixth part of the series, we went through the fifth batch of WordPress template tags. In this seventh part, we're going to go through the sixth batch of the almost 200 template tags. Throughout the tutorial, we'll see template tags about authors and attachments.
get_author_posts_url()This template tag returns a link to an author's post archives.
This template tag accepts two parameters:
$author_ID (required—integer):$author_nicename (optional—string):<?php // Getting and displaying current author's archives link. echo '<a href="' . get_author_posts_url() . '">' . __( 'Author\'s Archives', 'translation-domain' ) . '</a>'; ?>
the_author_posts_link()This template tag outputs a link to the author's post archives.
This template tag doesn't accept any parameters.
<?php the_author_posts_link(); ?>
get_the_author_link() & the_author_link()These template tags return or echo a link to the author's website.
These template tags don't accept any parameters.
<?php // Echoes the author link. the_author_link(); // Returns the author link. $the_author_link = get_the_author_link(); ?>
get_the_author_meta() & the_author_meta()These template tags fetch and display the meta data of an author.
Both template tags accept two parameters:
$field (required—string):$user_ID (optional—integer):$authordata)<?php // Get current author's registration date. get_the_author_meta( 'registered' ); // Display a specific author's email address. the_author_meta( 'email', 9 ); ?>
get_the_author_posts() & the_author_posts()These template tags count how many posts an author has written, and returns or displays the result.
These template tags don't accept any parameters.
<?php the_author_posts(); ?>
wp_list_authors()This template tag returns or displays a list of authors writing on your website.
This template tag accepts only one parameter:
$args (optional—array):'orderby' (string): How to order the links. Accepts 'user_nicename', 'user_email', 'user_url', 'user_registered', 'name', 'display_name', 'post_count', 'ID', 'meta_value', and 'user_login'.'order' (string): Whether to order items in ascending ('ASC') or descending ('DESC') order.'number' (integer): Number of authors to retrieve.NULL which means no limit)'option_count' (boolean): Whether to display post count next to author names or not.FALSE)'exclude_admin' (boolean): Whether to exclude the 'admin' (not all Administrators, just the one with the 'admin' username) from the list.TRUE)'show_fullname' (boolean): Whether to show first and last names (TRUE) or "display names" (FALSE).FALSE)'hide_empty' (boolean): Hide authors with no posts or not.TRUE)'echo' (boolean): Whether to echo the output (TRUE) or return it (FALSE).TRUE)'feed' (string): If set to any non-blank value, author feed links will appear next to author links. The value will be the anchor text of the links.'feed_type' (string): Type of feed ('rss', 'rss2', 'atom' or 'rdf').'feed_image' (string): Image path to override anchor text and show an image instead.'style' (string): Style to display authors—'list' to generate an unordered list or 'none' to generate a list of links separated with commas.'html' (boolean): Whether to generate HTML or plain text.TRUE)'include' (string): Comma-separated list of IDs to include.'exclude' (string): Comma-separated list of IDs to exclude.
<?php
$args = array(
// Order by registration date.
'orderby' => 'user_registered',
// Display post counts next to the names.
'option_count' => true,
// Show full names.
'show_fullname' => true,
// Show authors who doesn't have any posts.
'hide_empty' => false,
// Exclude Mike, he has betrayed us!
'exclude' => 31
);
wp_list_authors( $args );
?>
wp_dropdown_users()This template tag returns or echoes a dropdown menu (<select>) of users.
This template tag accepts only one parameter:
$args (optional—array):'show_option_all' (string): Text to display as the dropdown default.'show_option_none' (string): Text to display as the dropdown default when no users were found.'option_none_value' (integer or string): Value to use for 'show_option_none' when no users were found.'hide_if_only_one_author' (string): Whether to hide the dropdown if there's only one author.'orderby' (string): Which column to use for ordering users.'order' (string): Which direction to order users.'include' (array or string): An array or a comma-separated list of user IDs to show (and exclude the rest).'exclude' (array or string): An array or a comma-separated list of user IDs to exclude from the list.'multi' (boolean or integer): Whether to skip the ID of the SELECT element. (Useful if you're going to display more than one users dropdown.)'show' (string): What to show as list item names.'echo' (boolean or integer): Whether to display or retrieve content.'selected' (integer): The user ID to be selected by default.'include_selected' (boolean): Whether to always include the selected user ID in the dropdown..FALSE)'name' (string): The NAME attribute value for the SELECT element.'id' (string): The ID for the SELECT element.'class' (string): CSS class for the SELECT element.'blog_id' (optional; integer): ID of the blog to retrieve users.'who' (string): Which type of users to query (Accepts 'authors' or an empty string).
<?php
$args = array(
// Order by registration date.
'orderby' => 'user_registered',
// Exclude admin.
'exclude' => 1,
// I'm going to use more than one users dropdown, so don't put a unique id.
'multi' => 1,
// Don't echo, just return the output.
'echo' => 0,
// NAME parameter of the SELECT tag.
'name' => 'brands',
// Get only authors.
'who' => 'authors'
);
$brands_dropdown = wp_categories_dropdown( $args );
?>
get_the_post_thumbnail() & the_post_thumbnail()Well, the title explains it all.
get_the_post_thumbnail() accepts three parameters:
$post_ID (optional—integer):$size (optional—string):$attr (optional—string or array):And the_post_thumbnail() accepts two parameters:
$size (optional—string):$attr (optional—string or array):
<?php
// Get the post's featured image with default options.
get_the_post_thumbnail();
// Display the post's featured image with custom options.
$attr = array(
'class' => 'post-featured-image',
'alt' => __( 'Featured Image', 'translation-domain' )
);
the_post_thumbnail( 'medium', $attr );
?>
wp_get_attachment_link() & the_attachment_link()These template tags return or display the permalink of the attachment, so it can be opened in another page.
wp_get_attachment_link() accepts five parameters:
$post_ID (optional—integer or object):$size (optional —string):$permalink (optional—boolean):FALSE)$icon (optional—boolean):FALSE)$text (optional—string or boolean):FALSE)And the_attachment_link() accepts four parameters:
$post_ID (optional—integer or object):$fullsize (optional—boolean):FALSE)$deprecated (deprecated—boolean):TRUE or FALSE (doesn't matter which).$permalink (optional—boolean):FALSE)<?php // Get current attachment's link with a large image. wp_get_attachment_link( $post->ID, 'large' ); // Display current attachment's link. the_attachment_link(); ?>
get_post_thumbnail_id()This template tag gets the ID of a post's featured image.
This template tag accepts only one parameter:
$post_ID (optional—integer):<?php // Get current post's featured image's id. $featured_image_ID = get_post_thumbnail_id(); // Rcho a specific post's featured image's id. echo get_post_thumbnail_id( 39 ); ?>
wp_get_attachment_image()This template tag returns a given attachment image's HTML code (<img />).
This template tag accepts four parameters:
$attachment_ID (optional—integer):$size (optional—string):$icon (optional—boolean):FALSE)$attr (optional—string or array):
<?php
$attr = array(
'class' => 'mytheme-attachment',
);
echo wp_get_attachment_image( $post->ID, 'thumbnail', false, $attr );
?>
wp_get_attachment_image_src()This template tag returns the URL of an attachment image of your choice.
This template tag accepts three parameters:
$attachment_ID (optional—integer):$size (optional—string):$icon (optional—boolean):FALSE)<?php // Get a specific attachment's url. $special_attachment_url = wp_get_attachment_image_src( 199 ); ?>
wp_get_attachment_metadata()This template tag returns the meta data of a given attachment.
This template tag accepts two parameters:
$attachment_ID (optional—integer):$unfiltered (optional—boolean):TRUE, the wp_get_attachment_metadata filter will not be run.FALSE)<?php print_r( wp_get_attachment_metadata( $post->ID ) ); ?>
next_image_link()This template tag returns the "next image" link for image attachment pages.
This template tag accepts two parameters:
$size (optional—string):$text (optional—string or boolean):FALSE)<?php echo next_image_link( 'medium', __( 'Next Image', 'translation-domain' ) ); ?>
previous_image_link()This template tag returns the "previous image" link for image attachment pages.
This template tag accepts two parameters:
$size (optional—string):$text (optional—string or boolean):FALSE)<?php echo previous_image_link( 'medium', __( 'Previous Image', 'translation-domain' ) ); ?>
Hope you liked this sixth batch of template tags. There are two more batches to go, so stay tuned for more template tags!
If you have any questions, comments or corrections, you can share your thoughts with us in the Comments section. And if you liked the article, don't forget to share it with your friends!
Do you blog for business? Are you looking for a resource to help you take your blogging to the next level? Whether you’re blogging for business as an individual or as part of a team, these expert articles will help you increase your blog’s shares, improve your content delivery, measure your progress and more. Each of […]
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