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Fix WordPress W3 Total Cache (W3TC) Uncaught Exception Unknown Engine 500 Fatal Error

When installing and activating W3 Total Cache (W3TC) plugin on WordPress, or after upgrading to W3 Total Cache (W3TC) version 0.9.6, the HTTP (HyperText Transfer Protocol) response code 500 Internal Server Error or Application Error, which indicates [...]

By | 2018-01-17T11:50:36+00:00 January 17th, 2018|Categories: Web Publishing|Tags: , |3 Comments

How to Enable & Use Proxy Server for WordPress to Connect Internet

In some occasions, such as when setting up a development WordPress installation on a local computer for testing, there may be a need to use a proxy server to access the Internet to perform external HTTP, HTTPS [...]

By | 2018-01-12T17:53:03+00:00 January 12th, 2018|Categories: Web Publishing|Tags: |0 Comments

Disable WP.me Shortlinks for WordPress Jetpack

By default, WordPress adds a shortlink relation (rel-shortlink) to the web page HTML's head section in the following format: <link rel='shortlink' href='https://techjourney.net/?p=post_id' /> Where the post_id is the persistent unique identifier number (known as ID) assigned by [...]

By | 2017-10-16T13:53:01+00:00 October 16th, 2017|Categories: Web Publishing|Tags: , , |0 Comments

Automatically Flush & Purge W3TC (W3 Total Cache)

W3 Total Cache (W3TC) is one of the most popular web performance optimization and caching plugin for WordPress. When configured, W3TC can cache dynamically generated PHP web pages as static HTML web pages, significantly increases website response [...]

By | 2017-08-18T02:01:23+00:00 August 18th, 2017|Categories: Web Publishing|Tags: , , |1 Comment

Edit Robots.txt Virtually in WordPress (No Physical File or Plugin)

When no robots.txt file is added to the root of the WordPress website, WordPress will dynamically creates a virtual robots.txt file that contains basic directives. The virtual robots.txt file provided by WordPress can be viewed by visiting [...]

By | 2017-08-06T08:52:00+00:00 August 6th, 2017|Categories: Web Publishing|Tags: , , |0 Comments

How to Modify & Edit HTTP Header via WordPress PHP Functions

Occasionally there may be a need to add, edit, modify or remove the HTTP response headers sent in respond to requests from web browsers. For example, you may want to add the cache-control, expires, vary, user agent, [...]

By | 2017-07-23T01:39:59+00:00 July 23rd, 2017|Categories: Web Publishing|Tags: , , |0 Comments

Fully Uninstall & Remove qTranslate-X with Database Cleanup of Unwanted Language Translations

qTranslate-X is the plugin that succeeds popular qTranslate multilingual plugin for WordPress which was abandoned by its author. qTranslate X provides functionality to maintain dynamic multilingual content on a WordPress site, by offering options to make title, [...]

By | 2017-07-19T00:28:27+00:00 July 19th, 2017|Categories: Web Publishing|Tags: , , |10 Comments

Remove Render-Blocking JavaScript devicepx-jetpack.js from WordPress

After activating Jetpack for WordPress plugin, a line of HTML code is added to every web pages of the WordPress website to call a JavaScript named devicepx-jetpack.js. The line of HTML code looks like the following: <script [...]

By | 2017-06-13T23:24:49+00:00 June 13th, 2017|Categories: Web Publishing|Tags: , |0 Comments

How to Enable Auto Update WordPress Core Upgrades in MainWP

MainWP is a free, self-hosted and open source management plugin for managing multiple WordPress sites from one location. One of the features is the ability to automatically upgrade the WordPress installed with latest WordPress core updates on [...]

By | 2017-06-13T23:20:56+00:00 June 13th, 2017|Categories: Web Publishing|Tags: , |0 Comments

Jetpack Error Updating Settings with DOM or JSON SyntaxError

After upgrading to Jetpack version 5.0, one of the following error messages may appear when attempting to change settings of Jetpack by WordPress.com, and the settings were not changed: Error updating settings. SyntaxError (DOM Exception 12): The [...]

By | 2017-06-09T01:13:39+00:00 June 9th, 2017|Categories: Web Publishing|Tags: , , |0 Comments

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