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How to Monitor Disk IO Performance in Linux

Sometimes you may need to monitor disk IO performance in Linux. Here are the steps to do so.

Sometimes you may need to pair Airpods pro with Ubuntu. Here are the steps to do so.

Sometimes you may need to repeat string N times in Python. Here is how to repeat string N times in Python.

Sometimes you may need to get the last field in a file or command output, or remove last field in Linux. Here is how to delete last field in Linux.

It is important to secure Apache server against malicious attacks. Here is how to harden Apache Web Server on CentOS.

Sometimes you may need to display specific columns in Linux. Here are the steps to do so.

Sometimes you may need to get open connections or check active connections in PostgreSQL. Here is how to list active connections in PostgreSQL.

Swap space is used as memory in operating system. Here is how to create swap space in Ubuntu/Debian.

Sometimes you may need to repair MySQL databases & tables as they grow. Here is how to repair MySQL databases & tables.