Web Development

Articles on WordPress development and general web development: how to add a sidebar in WordPress, add colors to the Gutenberg color palette, configure an Ubuntu VirtualBox virtual machine for web development, get a country name from an IP address, make MySQL 8 compatible with older versions, do a partial mysqldump, etc.

Articles

• [WordPress] How to Add a Sidebar Programmatically in 2025
  To create a sidebar:
  1. Register the sidebar with register_sidebar().
  2. Add the sidebar to your theme template with dynamic_sidebar().
• [WordPress] How to Add Colors to Color Palette in Gutenberg Block Editor in 2025
  • Add colors to the existing color palette in the WordPress Gutenberg editor.
  • Or completely replace the existing color palette.
    Integrate the code into your theme or a plugin.
• [VirtualBox] Configure an Ubuntu 22.04 / 20.04 Virtual Machine for Web Development (Complete Guide)
  The complete guide on creating a VirtualBox VM for web development. See how to
  • Create Ubuntu 22.04 / 20.04 VirtualBox virtual machines.
  • Configure the network on a bridged adapter or 2 adapters: NAT + host-only.
  • Install Guest Additions.
  • Share folders between the host machine and the virtual machine.
  • Optimize performance.
• How to Create Symlinks in a Folder Shared to VirtualBox via Guest Additions on Windows
  Create Symbolic Links in a Folder Shared to VirtualBox via Guest Additions on Windows
• [WordPress] How to Replace Category Pages With Static Pages Programmatically
  Replace your category pages with static pages just with a few lines of code:
  1. Add a static page. Do not publish it.
  2. Modify the category template.
  3. Apply CSS styles if necessary.
• Conditional or Partial MySQL Dump
  Do mysqldump conditionally:
  • Export some tables only.
  • Ignore some tables.
  • Limit the number of rows
  • Export procedures and functions only.
  • Export the database structure only.
  • Export InnoDB tables without locking them, etc.
• 13 Settings to Simplify Work In PhpStorm in 2025
  Change some default settings in PhpStorm to make your work faster:
  • Hide browser icons.
  • Open search results each time in a new tab.
  • Turn on Mark modified (*)
  • Increase the tab limit.
  • Turn off Code Analysis on commits to Git.
  • Turn off Restoring Context on Switching Git Branches, etc.
• [WordPress] Show Extended Information in the Plugin Query Monitor With No Symlink to db.php
  Show extended query information in the WordPress plugin Query Monitor even when a symbolic link to the file db.php can not be created.
• How to Get Country From IP Address in PHP on Ubuntu 22.04
  Get the country name and country code from the visitor's IP address in PHP with the GeoIP2 library:
  • See how to install and configure the GeoIP2 library on Ubuntu 22.04.
  • See an example of code for getting the country name and country code.
• How to Keep a Bash Script Running After the Putty Terminal Gets Closed
  To keep a bash command or script running after the Putty terminal gets closed:
  1. Use the command screen.
  2. Detach the session by pressing Ctrl+A, then D.
  3. Close Putty.
  4. Reconnect to the Linux server.
  5. Check the command or script is still running.
     Or use the commands nohup + disown.
• How to Make MySQL 8 Compatible With Older MySQL Versions
  Make MySQL 8 compatible with old MySQL versions. Make passwords compatible, and deal with errors. See some examples of setting SQL Modes in MySQL 8.
• How to Install Ubuntu 22.04 Virtual Machine on KVM
  Get all parameters necessary for installation from the Ubuntu image file. Install a virtual machine with Ubuntu 22.04 on KVM with the command virt-install. Configure networking.
• How to Install KVM on Ubuntu 22.04 Server
  Install KVM packages on an Ubuntu 22.04 Server. Configure network Interfaces. Also, you can install KVM on a VirtualBox virtual machine if you'd like to try it first.
• How to Debug Any Console PHP Script with XDebug in 2025
  Learn how to debug any console PHP scripts with XDebug — including Codeception, PHPUnit tests, and curl calls. See essential configuration steps.
• Managing Nested Git Repositories in PhpStorm (Working with Nested Projects)
  Learn how to manage nested Git repositories in PhpStorm. This post explains how to avoid problems when handling multiple projects inside each other.