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How to Install GoAccess Log Analyzer in Ubuntu

GoAccess is an open source and free web log analyzer with a browser-based interface. Here is how to install GoAccess log analyzer in Ubuntu.

Sometimes you may need to check version of python modules. Here are different ways to check python package version.

Go (Golang) is a popular programming language by Google. Here are the steps to install Go in Ubuntu.

Sometimes you may need to extract substring from string in bash or other Linux shell. Here is how to do it using parameter expansion.

Sometimes you may need to split a string into array in shell script. Here are the steps to convert string into array in shell script.

Sometimes you may need to check if string contains substring in bash. Here are the different ways to do this in Linux.

Sometimes you may need to remove last N characters from string. Here is a shell script to do it.

Sometimes you may need to find unused IP addresses in your network. Here is how to find unused IP addresses using nmap utility tool.

It is important to setup email alerts for root login in Linux. Here are the steps to setup automated email alerts for root login.

Often you may need to extract IP address from server log file. Here is how to extract IP address from log file for Apache or NGINX server.