Tag: Command

Reading Time: 5 minutes

A pipe is a form of redirection in Linux used to connect the STDOUT of one command into the STDIN of a second command. It allows us to narrow the output of a string of commands until we have an easily digestible amount of data. The pipe character is the | symbol and is placed between any two commands. Pipes are one of the most used command-line features that Linux has. Every article showing Linux commands will almost inevitably include pipes. 

Reading Time: 7 minutes

Introduction

Just as regular visitors reach our server every day, so do others with more nefarious intentions. It is simply not reasonable to run an online service without some layer of protection. To protect against some of these attacks, Ubuntu ships with ufw (Uncomplicated Firewall). This is a tool designed to make Ubuntu firewall management as easy and user-friendly as possible. Specifically, ufw provides a cleaner interface for the core firewall tools netfilter and iptables, which, while robust, can be challenging to master.

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What is Bashtop?

Bashtop is a command-line based resource monitor written in bash, which depicts usage and statistics for the CPU processor(s), RAM, hard disks, network sources, and other running processes. It also contains a customizable menu and a fully responsive terminal user interface.