Linux & Bash

A Kernel

The glue between the hardware and software

Arrays and Loops

arrays and looping through items

CLI Tools

Using Wildcards and Expansions for shorthand processing

Conditions And Cases

More on Conditional Logic and Case Statements

DNS

Env and Env Vars

Linux runs in environments

Interacting with Files

Reading, Writing, Combining and Compressing Directories and files

The Linux Filesystem Hierarchy Standard

Each Directory Means Something Unique

Flags and Args

Intro to CLI command flags and arguments

Groups

Users with a shared group attribute

Use Multi-Line Text Blocks in combination with other commands using heredoc

Need A Text Block To

Interacting with Ubuntu

Getting a cli up and running

Create an NFS server

Leverage a few commands in a linux environment to share files across a network

Doing More With Bash

Conditional logic, collecting variable input, and more

A Script for checking outdated npm dependency versions

Intended to add to a ci-cd flow, i.e github action

Permissions

packages and package management

Packages, Package Management, APT and Snaps

Processes

Writing Scripts with Bash

Scripts, bash, automation

SFTP

Share files with SFTP

The Power of the Control key

The Control key is a powerful key in bash, allowing for shortcuts as well as "signal" sending

SSH

Remote CLI Sessions with a Secure Shell

Starting With Unix

Unix and Linux as unix-like

Input, Output, Streams, anddata-flow direction with Pipes

Linux treats input, output and errors as streams

Text Editors

Classic text editors

Users

Users and accounts of the Linux OS

Count Words, Lines, and/or bytes with 2 wc

Use this 2-character cli to get some simple counts

wget & curl

Request info from the www using wget and curl