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  • Quality of Life Improvement Articles
LaunchCode
  • Home
  • One Week Schedule
  • Configurations
    • VirtualBox
      • MacOS Installation
      • Windows Installation
    • Ubuntu
      • Download Ubuntu Image
      • VirtualBox Image Creation
      • Ubuntu ISO Image Setup
      • Start the Virtual Machine & Complete Ubuntu Setup
      • First Time User Login
  • Introduction
  • Bash: Introduction
    • Walkthrough
      • Terminal Emulator
      • Bash Command Basics
      • Bash Command: pwd
      • Bash Command: clear
      • Bash Command: ls
      • Bash Command: echo
      • Bash Shell Variables
      • Bash command: kill
      • Bash command: which
      • Getting Help
      • Review
    • Demo
    • Exercises
  • Bash: Streams, Redirection & Pipes
    • Walkthrough
      • Redirect STDOUT Write File
      • Redirect STDOUT Append File
      • Pipe Operator
      • Bonus: Redirect STDIN
      • Bonus: Redirect STDERR
    • Exercises
      • Redirection: myname.txt
      • Redirection: Saving History
      • Bonus: Pipe Operator
    • Next Steps
  • File System
    • Walkthrough
      • Review & Changing Directories
      • Creation Commands
      • Reading Contents
      • Deleting Files & Directories
      • Updating Files & Directories
      • Finding Files
      • Bash Aliases
      • Bashrc
      • Sudo
    • Exercises
      • Create Hidden Notes
      • Bash Alias
      • Finding Files
      • Bonus
    • Next Steps
  • File Permissions
    • Walkthrough
      • User File Permissions
      • Changing File Permissions
      • Changing File Ownership
    • Exercises
      • Chmod Exercises
      • Chown Exercises
    • Next Steps
  • Package Manager
    • Walkthrough
      • apt CLI
      • Reading Package Repositories
      • Updating Package Repositories
      • Reading Packages
      • Searching for Packages
      • Installing Packages
      • Removing Packages
      • Upgrading Packages
      • Adding Package & Repository
    • Exercises
      • Existing Package Repositories
      • Caddy Installation
      • NGINX Installation
      • Bonus: VSC Installation
    • Next Steps
  • Git
    • Walkthrough
      • Review: Basic Git Workflow
      • Forking a Repository
      • Cloning a Repository
      • Git Branches
        • Creating Branches
        • Changing Branches
        • Staging Changes
      • Merging
        • Review Existing Code
        • Git Merge
        • Git Rebase
    • Exercises
      • New Project
      • Bonus: Git Revert
    • Next Steps
  • Userspace Applications
    • Walkthrough
      • wget
      • curl
      • grep
        • Regex: Line Begin Anchor
        • Regex: Line End Anchor
        • Regex: Any Character Symbol
        • Regex: Matching Set
        • grep From STDIN
        • grep Chaining
      • sed
        • Substitute: Correct user-data.csv
        • Substitute: Convert CSV to TSV
        • Sed From STDIN
        • Chaining Sed
        • Substitute: Reference Whole Match
        • Bonus: Substitute: Reference Match Groups
      • vim
        • Create File
        • Normal Mode Command: Writing and Quitting
        • Open File
        • Changing Between Normal & Insert Modes
        • Insert Mode: Edit File
        • Normal Mode: File Navigation
        • Normal Mode: Search File
        • Next Steps
    • Exercises
      • Wget Exercises
      • Curl Exercises
      • Grep Exercises
      • Sed Exercises
      • Vim Exercises
    • Next Steps
  • Bash: Scripting
    • Walkthrough
      • Scripting
      • Variables
      • Conditionals
      • Loops
    • Exercises
      • Redirection Practice Script
      • Scripting Grep
      • Index of Highest Value Script
    • Next Steps
  • Cron
    • Walkthrough
      • Cron-syntax
      • Crontab
      • Create a Cronjob
    • Exercises
    • Next Steps
  • Web Servers
    • Caddy
      • Setup
      • Caddyfile
      • Commands
      • Static Website
      • Reverse Proxy
    • NGINX
      • Setup
      • nginx.conf
      • nginx -s reload
      • Static Website
      • Reverse Proxy
    • Exercises
      • Caddy Exercises
        • React Exercise
        • Spring Boot Exercise
        • .NET Exercise
      • Nginx Exercises
        • React Exercise
        • Spring Boot Exercise
        • .NET Exercise
    • Next Steps
  • systemd
    • Walkthrough
      • systemctl
      • Webserver: Nginx Unit File
      • Webserver: Caddy Unit File
      • Bash Unit File
      • Spring Unit File
    • Exercises
      • Service: Spring Todo MVC
    • Next Steps
  • Final Project
    • Example: Angular Initialization Script
    • React Initialization Script
    • Spring Initialization Script
    • Bonus: Build Artifacts
    • Bonus: Redeployment Script
    • Next Steps
  • Quality of Life Improvements
    • Quality of Life Improvement Articles
      • Updating the Ubuntu Display Size
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