How to Convert Windows-style Line Endings to UNIX-style Line Ending

You can convert line endings of your script to UNIX format using a utility like dos2unix. Install dos2unix if it’s not already available on your system. You can use the package manager for your Linux distribution to install it. Open a terminal and navigate to the directory where your script is located. Run the following […]

How to Remove a GIT Submodule

To remove a Git submodule, you can follow these steps: Open a terminal or command prompt and navigate to the root directory of your Git repository. Run the following command to see a list of submodules in your repository: git submodule status This will display the submodule path and commit hash. Identify the submodule you […]

How to Develop a Custom WordPress Shortcode That Lists Blog Posts

To list blog posts using a shortcode, you can create a custom shortcode that utilizes the WP_Query class to retrieve and display the posts. Here’s an example of how you can create the shortcode in your theme’s functions.php file: function blog_posts_shortcode($atts) { $atts = shortcode_atts(array( ‘posts_per_page’ => 10, ‘category’ => ”, ‘orderby’ => ‘date’, ‘order’ […]

How to Find Your MySQL Configuration File On Ubuntu

On Ubuntu, the MySQL configuration file is typically located at /etc/mysql/mysql.conf.d/mysqld.cnf. However, the actual location of the configuration file may vary depending on the version of MySQL you have installed and any customization you may have made. Here are a few common file paths for the MySQL configuration file on Ubuntu: /etc/mysql/mysql.conf.d/mysqld.cnf /etc/mysql/mysql.conf.d/mysqld.cnf /etc/mysql/mariadb.conf.d/50-server.cnf /etc/my.cnf […]

How To Increase Maximum Allowed MySQL Connections on Your Ubuntu Server

To increase the maximum allowed MySQL connections on your Ubuntu server, you need to adjust the max_connections setting in the MySQL configuration file. Here’s how you can do it: Open a terminal on your Ubuntu server. Edit the MySQL configuration file using a text editor. For example, you can use the following command to edit […]

How to Get Operating System Details from the Linux Command Line Interface (CLI)

To obtain operating system details from the Linux command line interface (CLI), you can use the lsb_release command or the uname command. Here’s how you can use both of these commands: Using lsb_release: Open a terminal and run the following command: lsb_release -a This will display detailed information about your Linux distribution, including the distributor […]

How to Terminate Sleeping MySQL Processes with a Linux Bash Script

Here’s an example of a Linux bash script that checks for sleeping MySQL processes and terminates them: #!/bin/bash # MySQL connection details DB_USER="your_username" DB_PASS="your_password" # Get the list of sleeping processes from MySQL PROCESS_LIST=$(mysql -u $DB_USER -p$DB_PASS -Bse "SELECT ID FROM information_schema.processlist WHERE COMMAND = ‘Sleep’;") # Iterate over the sleeping processes and kill them […]

How to See the Current Maximum Allowed Connections in A Running MySQL Instance

To see the current maximum allowed connections (max_connections) in a running MySQL instance, you can connect to the MySQL server and execute the following SQL query: SHOW VARIABLES LIKE ‘max_connections’; You can use a MySQL client like the mysql command-line tool to execute the query. Open a terminal on your Ubuntu server and run the […]