Jul 13, 2026

2 revisions

Analyzing Disk Usage

• 1Updated Step 2 verification to accept both /var and /var/ directory forms.

Simple Script Analysis

• 1Corrected the script location and ensured execution reveals the dynamic flag.

Jul 11, 2026

1 revision

DAY 10: The Script Artisan

• 1Tightened shell script verification to reject scripts that do not execute correctly.

Jul 10, 2026

2 revisions

Basic Data Management in Redis

• 1Replaced Redis command-history verification with state-based checks and removed the unused logging setup dependency.

Scanning Subnet with Nmap

• 1Accepted valid Nmap saved output files in the scan verification.

Jul 09, 2026

3 revisions

Redis Performance Monitoring

• 1Made Redis slowlog examples deterministic and clarified the Step 3 slowlog output.

Create and Delete Logical Volumes

• 1Updated the LVM challenge to use the actual secondary disk device and a Bash setup script.

Linux Script Executing

• 1Clarified the dot shorthand source command for the current directory.

Jul 08, 2026

2 revisions

DataFrame Math Operations

• 1Clarified the Step 3 aggregation requirements and challenge structure.

Use Basic Operators In C

• 1Replaced the calculator step with an operator-focused practice program.

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