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Snippets

A collection of (mostly) WordPress-related snippets and references I’ve found useful and worth keeping where I can find them. Feel free to use what you like, and point me to some better snippets or references.

Fix ‘Invalid argument supplied for foreach()’ error»

Specifically, this code applies to  gravity-forms-custom-post-types/gfcptaddonbase.php, but it could apply to other instances of the error. Original code: foreach( $form_or_field['fields'] as $field ) { if( $this->has_tax_enhanced_ui( $field ) ) {…

Fix to Top Onscroll»

Positions element at top on scrolling using jQuery scrollTop.
Javascript, jQuery | Type: Javascript

Fixing Fixed Header Problems»

html body { position:static !important; } /*fixes many(!) issues caused by fixed header*/ .anchor::before { display: block; content: " "; margin-top: -75px; height: 75px; visibility: hidden; pointer-events: none; } /*offsets…
CSS | Type: CSS

Flexible Content»

Uses display:flex; to reorganize content on smaller devices.
CSS3 | Type: CSS

Force Private Post»

Have used this for user-created content that is not for public.
Custom Admin, Users, WP/CP | Type: PHP

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