Practical field notes

Pro Tips for builderswho ship.

Focused lessons for the stacks developers use every day. Each category now has its own crawlable page, so users and search engines can land directly on the right topic.

WordPress field note

Featured

Escape output at the template edge

Sanitize on input, escape on output, and keep theme templates strict about user content.

CodeCopy

<h1><?php echo esc_html( get_the_title() ); ?></h1>
<a href="<?php echo esc_url( get_permalink() ); ?>">
  <?php echo esc_html__( 'Read more', 'theme' ); ?>
</a>

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WordPress field notes

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Theme safety, queries, caching, and production hygiene. Each note includes production context, copy-ready examples, and platform-specific advice.

Escape output at the template edge

Sanitize on input, escape on output, and keep theme templates strict about user content.

Beginner

Cache expensive queries

Use transients for custom queries that do not need to hit the database every request.

Intermediate

Avoid query_posts in templates

Use WP_Query or pre_get_posts so pagination and globals do not break unexpectedly.

Advanced

Load assets only where needed

Conditionally enqueue heavy scripts so every page does not pay for one feature.

Intermediate

Use nonces for actions

Protect form submissions and AJAX actions with WordPress nonces and capability checks.

Beginner

Register custom post types early

Intermediate

Avoid hardcoded site URLs

Use WordPress URL helpers so staging, production, and migrations do not break links.

Beginner

Use template parts for repeated UI

Move repeated cards, headers, and loops into template parts so changes happen in one place.

Beginner

Audit autoloaded options

Large autoloaded options slow every request because WordPress loads them globally.

Advanced

Use scheduled events for background work

Move slow cleanup, sync, and email jobs out of the page request with scheduled events.

Intermediate

Limit REST API fields

Request only the fields your frontend needs so headless pages do not move oversized JSON.

Intermediate

Sanitize ACF fields by context

Treat ACF values as content that still needs escaping based on where it appears.

Intermediate

Use image sizes deliberately

Beginner

Keep plugin logic out of themes

Put business logic in plugins so redesigning the theme does not remove core features.

Advanced

Flush rewrites only on activation

Do not flush rewrite rules on every request; do it when plugins or route structures change.

Intermediate

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