Using Transients

1. What are website transients?
2. What are database transients?
3. Where are WordPress transients stored?
4. What is a transient option?
5. Can I delete all transients?
6. Who are transients?
7. Should I remove expired transient options?
8. Who owns the trademark of WordPress?
9. Which is a best practice for working with WordPress CSS?
10. What does it mean to escape data WordPress?
11. Why is WordPress site so slow?
12. What is the difference between action and filter in WordPress?

What are website transients?

Transients are a form of caching that takes place on the server, as opposed to browser caching. Think of a transient as an organism that has three components: A key. A short string of text.

What are database transients?

What is Transients? The Transients API in WordPress allows developers to store information in your WordPress database with an expiration time. This helps improve WordPress performance and speed up your website while reducing overall server load.

Where are WordPress transients stored?

Transient values are stored in the wp_options table just like regular options. With transients, an additional option is stored to hold the expiration date. When a transient is accessed, WordPress pulls the expiration date first.

What is a transient option?

A transient is like an option that disappears after a set amount of time. They are used for temporary values, while options usually stick around. tl;dr: Transients expire, options don't. Use transients for a single value you only need temporarily, use options for persistent values that can change.

Can I delete all transients?

Transients are suppose to be temporary, but if a developer coded stuff wrong, then after deleting all of the transients, you may need to re-save theme/plugin/widget settings to recreate transients. Most of the time this isn't an issue though, and you will be just fine to delete all of the transients on the site.

Who are transients?

Transient is also a noun meaning "a person who moves from place to place; a homeless person." The word comes from Latin transire, "to pass over," so you can think of it as describing things that are quickly passed over.

Should I remove expired transient options?

It can cause performance issues over-time and cause the options database table to group. So ideally you would want to delete expired transients on any of the MainWP Child Sites you manage to improve performance.

Who owns the trademark of WordPress?

The name WordPress is a registered trademark owned by the WordPress foundation. It is a non-profit organization which ensures that WordPress runs successfully as a free open source project.

Which is a best practice for working with WordPress CSS?

Design Best Practices

• Use tab to indent rather than spaces.
• Two lines between sections of CSS.
• Selectors should be listed on their own line, ending in a comma or brace.
• Name selectors using lowercase words separated by a hyphen.
• Use hex codes for colors of properties.
• Properties should be followed by a colon and a space.

What does it mean to escape data WordPress?

Escaping is the process of securing output by stripping out unwanted data, like malformed HTML or script tags, preventing this data from being seen as code. Escaping helps secure your data prior to rendering it for the end user and prevents XSS (Cross-site scripting) attacks.

Why is WordPress site so slow?

The most common reasons your WordPress site is slow to load are: Slow or poor quality hosting that doesn't match your level or traffic or site. No caching or caching plugins in place. You have a high traffic site but no content delivery network (CDN) to reduce the load on the hosting.

What is the difference between action and filter in WordPress?

WordPress filters have the same idea as actions, but the main difference is that filters are used to modify variables. Unlike actions, filters code must return a value, which is the modified copy of the original value. ... You can find a list of the pre-defined filters hooks in the WordPress codex.