zxcnxc

Intro to Programming Languages

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Commands

Time of First Successful Submission: 2026-01-19 04:34:01

Command Arguments

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Command History

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The Root Path

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Absolute Paths

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Changing position

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Changing to an Absolute Path

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Relative Paths

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Cat

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Ls

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Ls All

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Find

Time of First Successful Submission: 2026-01-19 08:36:58

Piping Echo

Time of First Successful Submission: 2026-01-28 12:25:23

Piping Stdout

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Piping Stdin

Time of First Successful Submission: 2026-01-28 12:33:58


Start Here

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Using the Terminal

Time of First Successful Submission: 2026-01-19 03:01:50

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-19 03:09:01

Using the GUI Desktop

Time of First Successful Submission: 2026-01-19 03:11:29

Pasting into the Desktop

Time of First Successful Submission: 2026-01-19 03:13:33

Restarting Challenges

Time of First Successful Submission: 2026-01-19 03:23:52

Challenge Programs

Time of First Successful Submission: 2026-01-19 03:52:44

The Flag File

Time of First Successful Submission: 2026-01-19 04:03:22

Using Privileged Mode

Time of First Successful Submission: 2026-01-19 04:13:54

Persistent Home Directories - One

Time of First Successful Submission: 2026-01-19 04:27:50

Persistent Home Directories - Two

Time of First Successful Submission: 2026-01-19 04:30:53


Linux Luminarium

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Intro to Commands

Time of First Successful Submission: 2026-01-19 04:34:01

Intro to Arguments

Time of First Successful Submission: 2026-01-19 04:35:07

Command History

Time of First Successful Submission: 2026-01-19 04:35:57

The Root

Time of First Successful Submission: 2026-01-19 04:40:27

Program and absolute paths

Time of First Successful Submission: 2026-01-19 04:50:01

Position thy self

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Position elsewhere

Time of First Successful Submission: 2026-01-19 04:55:06

implicit relative paths, from /

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explicit relative paths, from /

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implicit relative path

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home sweet home

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cat: not the pet, but the command!

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catting absolute paths

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more catting practice

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grepping for a needle in a haystack

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comparing files

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listing files

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touching files

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removing files

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moving files

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copying files

Time of First Successful Submission: 2026-01-19 08:24:15

hidden files

Time of First Successful Submission: 2026-01-19 08:24:54

An Epic Filesystem Quest

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making directories

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finding files

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linking files

Time of First Successful Submission: 2026-01-19 08:45:29

Learning From Documentation

Time of First Successful Submission: 2026-01-20 13:27:14

Learning Complex Usage

Time of First Successful Submission: 2026-01-20 13:29:28

Reading Manuals

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Searching Manuals

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Searching For Manuals

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Helpful Programs

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Help for Builtins

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Matching with *

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Matching with ?

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Matching with []

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Matching paths with []

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Multiple globs

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Mixing globs

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Exclusionary globbing

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Tab completion

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Multiple options for tab completion

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Tab completion on commands

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Redirecting output

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Redirecting more output

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Appending output

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Redirecting errors

Time of First Successful Submission: 2026-01-28 12:31:07

Redirecting input

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Grepping stored results

Time of First Successful Submission: 2026-01-28 12:35:44

Grepping live output

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Grepping errors

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Filtering with grep -v

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Filtering with sed

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Duplicating piped data with tee

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Process substitution for input

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Writing to multiple programs

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Split-piping stderr and stdout

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Named pipes

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Printing Variables

Time of First Successful Submission: 2026-02-21 02:09:42

Setting Variables

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Multi-word Variables

Time of First Successful Submission: 2026-02-21 02:12:52

Exporting Variables

Time of First Successful Submission: 2026-02-21 02:17:59

Printing Exported Variables

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Storing Command Output

Time of First Successful Submission: 2026-02-21 02:22:09

Reading Input

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Reading Files

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GCA CTF

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Using the Terminal

Time of First Successful Submission: 2026-01-19 03:01:50

Using the VSCode Workspace

Time of First Successful Submission: 2026-01-19 03:09:01

Using the GUI Desktop

Time of First Successful Submission: 2026-01-19 03:11:29

Pasting into the Desktop

Time of First Successful Submission: 2026-01-19 03:13:33

Connecting over SSH

Time of First Successful Submission: 2026-01-19 03:18:35

Restarting Challenges

Time of First Successful Submission: 2026-01-19 03:23:52

Getting Help

Time of First Successful Submission: 2026-01-20 14:41:32

Challenge Programs

Time of First Successful Submission: 2026-01-19 03:52:44

The Flag File

Time of First Successful Submission: 2026-01-19 04:03:22

Using Privileged Mode

Time of First Successful Submission: 2026-01-19 04:13:54

Persistent Home Directories - One

Time of First Successful Submission: 2026-01-19 04:27:50

Persistent Home Directories - Two

Time of First Successful Submission: 2026-01-19 04:30:53