Wordpress Use the settings API

Wordpress add a sub menu to your plugin

Disable the ACF Warning message in wordpress dashboard

add code to functions.php

load a page as a menu in wordpress

echo the page id from wordpress

extract a wordpress menu using its id

when you edit the menu in wordpress you can check the url, and it will have the id to extract in the following string: /wp-admin/nav-menus.php?menu=12

Wordpress template with fixed sidebar in flex

add a page template in a wordpress theme

duplicate the page.php to a new php file usually with the template name as the file name with no spaces file in wordpress theme and add the following line to the top.

wordpress jquery find and replace option text value

renames the Select Category in the option value 1 to Topics add to the footer, uses jQuery rather than $ but you can just switch to $ if not using the wordpress jquery init. 

wordpress block grid code

the basic wordpress grid column layout this is a 3 col layout

display a subnav for the current wordpress page

good if you are doing custom page work and need to show the current sub nav somewhere other than the main menu. 

Warning: preg_match(): Compilation failed: invalid range in character class at offset 4 in simple_html_dom.php on line 722

Initial thought on this error is that there is a version issue. This only happened on version 1.11 for me, will check what other version i have.  Yep not sure why but the older version of php ht..

Deprecated: parse_str(): Calling parse_str() without the result argument is deprecated

I had this error on a function that i was not even sure i was calling. This was on some old code i was testing for an old site, i must have fixed this error on a never version of the function.  ..

codemirror with auto preview window

this should auto preview html code into the preview area using code mirror

using preg_match to extract text from elements

using preg_match to extract specified text from elements I also tried this search "if you have the start and end of a string extract the middle with php" as thats really all i need it to do, i have t..

No 'Access-Control-Allow-Origin' header is present on the requested resource.

add this to your php to allow requests from any source Access-Control-Allow-Origin php header

center image preview with lightbox and caption

I just wanted a thumbnail or preview of the image, where if clicked it would load into a lightbox, but the preview just shows the center of whatever image is added to it.  Note: I just picked ra..

Slick Slider Carousel with Custom Next and Prev Buttons

I had a slider the other day where i needed to attach some detached buttons, so added the following click events to control the next and previous events on the slider.  Note the class names: sli..

using wp_nav_menu to show a custom menu in wordpress

found this quick code snippit here, its not working just for reference of what the array items do.  Here is how you would display the menu called "Projects" PHP         $..

get and show the featured image on a wordpress page template

this will extract the featured image on wordpress page if you are using custom page templates. 

link to a custom style sheet in your theme directory wordpress

this is how you can include a manual link in your wordpress header file with a link to a stylesheet called theme.css then if you change theme names or something it will still link correctly, rather t..

wordpress show page content on template file

shows the page content on a wordpress template file

show post content on template wordpress

show the post content on a wordpress template

wordpress add a template file to your theme

this is the basic layout of adding a wordpress template php file to your wordpress theme. good for custom theme pages This is a really basic template with just the header, but once added wordpress w..

preg replace clean a string only allow a-zA-Z0-9 characters

allows only a-zA-Z0-9 and spaces

fix for wordpress requesting ftp login details installing plugins

add this to wp config define('FS_METHOD', 'direct');

prevent default click event on link

This will prevent the default event on a link url, so for example if you have a <a href="">link</a> link this code will prevent it from loading the href link when clicked and you can do so..

pre-line white space settings

this preserves line spacing but also wrapping as well

pre-wrap preserve line spacing but also wrap where needed

a class to pre-wrap your line text this preserves line spacing but also wraps the text if the line goes out of its limit

css double page document preview with shadow

two div elements that look like blank documents with drop shadows

wordpress category list sorting custom

TortoiseSVN for updating wordpress plugins

For updating wordpress plugins, and probably other SVN related stuff, i found that using TortoiseSVN is the easiest. For windows anyway.  Just go to the downloads page, and pick the correct flav..

add a youtube video preloader function, lazy load youtube [fixed]

I noticed that this list page: https://kruxor.com/list/rs3_efficient_skill/ Loads about 29 (well exactly 29) youtube video embeds and was wondering if there was an easy way to replace these iframes w..

css prefers-color-scheme example

This uses the @media and prefers-color-scheme to check which one you have as a setting in your browser

match a category id in wordpress and then add styles just for that id

this is in template-parts/content.php which may be different based on your theme or version of wordpress.  you can locate the category id in wordpress by going into categories and then clicking ..

wordpress get the current category id name and slug

This gets and displays the current category id in a wordpress blog post if you have the current id, if not you can leave the $post_id blank and it should see if there is a category loaded to the curre..

loop through each directory in a target directory and compress them

this one loops through each of the target directory and also compresses each one

get the wordpress category name from a category id

wordpress adding post custom field meta and displaying it on you template

if you want to be able to add custom post fields into your pages in wordpress and display them in your template this is how you can do it, no plugin is required for this as post meta is available by d..

wordpress get home url

this uses the global wordpress variable to retrieve the home url

add a tag to wordpress header from a plugin

when i googled this it just showed me plugins to add and remove things from the wordpress header. here is how you actually add your own tags to the wordpress header. This function will add the tag hi..

wordpress main nav dropdown fix

this unsets the flex and allows the menu items to stack properly in a dropdown menu, not sure if this is reusable

Create a admin main wordpress custom menu item

tar.gz to compress a directory in linux and then decompress it

a pretty common way to zip up contents in a directory into one (or technically two) archive(s). Add to tar.gz This will add the directory and all sub directories into the archive called the-archiv..

wordpress show the parent page title with fallback to title

in wordpress either show the parent page title, or if it does not have a parent then show the page title. tags: get parent page title wordpress

Add a post date to your custom wordpress post listing

this is an example using: get_the_date: this one gets the post date the_excerpt: which gets the .. excerpt or summary text from the post and get_the_post_thumbnail_url which gets the image from th..

wordpress get page content to display on template page

gets the page content and displays it on a template, this must use the post loop as shown in the code.

get the stylesheet directory in wordpress theme

Using the Spread Operator to Evaluate Arrays In-Place Tests

My tests using the Spread Operator rather than the apply function. In the 1st function show_max_array i use the apply operator to convert the array into comma seperated values. In the show_max_array..

Prevent Object Mutation

This shows how you can lock an object so its content cannot be modified. if you comment out the line Object.freeze(my_object); it will allow it to be modified again.

white space pre-wrap formatting

when you want to preserve line breaks in plain text without having to add br tags or p tags.

Regular expression breakdown regex preg_replace php

/ - opening delimiter (necessary for regular expressions, can be any character that doesn't appear in the regular expression \( - Match an opening parenthesis [^)]+ - Match 1 or more character that..

replace anything in brackets in a string using preg_replace regex php

Lets say we have a string like this hi there im a string (not really a string). and we want to remove this bit (not really a string) We can do this using the following regex (preg_replace) $strin..

wordpress change domain in config, wordpress domain config

When moving wordpress sites around the place its usually easiest to change the domain like this. add these to your wp-config.php file define('WP_HOME','http://newsite.com'); define('WP_SITEURL','ht..

wordpress show the page content for use in a template

if you are using page templates in wordpress and need to show content from wordpress this is the easiest method. This only works for wordpress "pages" not blog "posts". For showing blog posts you will..

tell wordpress to use the direct file method if its asking for ftp details

this usually happens if the permissions on the wordpress wp-content folder are not correct or writable. check the permissions are correct: (this is for apache, the user names might be different che..

wordpress enqueue slicknav and slick slider

add this to your theme scripts functions file here is the full one from HTML5 Blank // Load HTML5 Blank scripts (header.php) function html5blank_header_scripts() { if ($GLOBALS['pagenow'] != ..

wordpress include jquery in theme functions

Add this to your themes functions.php file, to include your own version of jquery. if (!is_admin()) add_action("wp_enqueue_scripts", "jquery_enqueue", 11); function jquery_enqueue() { wp_deregi..

wordpress use a shortcode in php gravity forms

good for using shortcodes in your wordpress templates

preg_replace ereg_replace replace all chars

This will replace all characters that are not A-Z a-z 0-9 and - $uid = preg_replace("/[^A-Za-z0-9\-]/", '', $uid);

wordpress check home and not home for banners and things

this quick function will check if the page is home or not good if you want something on the other pages and something just on the home page in the header or that kind of thing. i have tested this i..

wordpress advanced custom fields replace shortcode for site url with blog url

Using advanced custom fields, if you know what the shortcode is and what you want to replace it with you can do so with the following. $site_url = get_site_url(); $field = get_field('template_ht..

wordpress get site url

good for using in templates in case the site is moved <?php echo get_site_url(); ?> Usage Example (css) using inline styles in a template file <style> .class { background:url("<?p..

pretty printing json with php

nice if you are working with json string data and just want to be able to read through the structure without copy pasting it somewhere else. $json_string = json_encode($data, JSON_PRETTY_PRINT);

wordpress show posts loop with feature image thumbnail

this is surprisingly hard to find code that lists all blog posts in a template with the feature image that does not use an additional plugin. you shouldnt need a plugin to do this as its already built..

wordpress show the post content for use in a template

if you are looking to show the page content in a template you can find that here. This will show all posts in the selected category Modified source from here

wordpress register enqueue javascript require jquery

This usually goes in the theme functions file. This will load it after jquery if it requires it. wp_register_script('scriptname', get_template_directory_uri() . '/js/scripts.js', array('jquery'), ..

document ready wordpress jquery

Wordpress uses JQuery rather than $ to initialize so here is a workaround that allows you to still use the $ to access JQuery functions. Just incase your normal document ready is not working. tags: ..

preserve tabs in textarea when tab key is pressed

If you want to have the text tabbed when pressing tab in textareas rather than it switching fields. $(document).delegate('textarea', 'keydown', function(e) { var keyCode = e.keyCode || e.which;..

simple dropin wordpress dropdown navigation css

this is good if you just want to drop in some css and get a dropdown navigation back using the default wordpress nav example of the default styles code (css) /* Menu Dropdown */ .nav ul { l..

wordpress get template directory

Get the current theme directory, good for use in wordpress templates. <?php echo get_template_directory_uri(); ?> Usage Example To link to an image located in the theme directory <..