Mastered Unix and Shell Command Techniques

1 min read

📅 2023-08-29 — Session: Mastered Unix and Shell Command Techniques

🕒 03:45–04:15
🏷️ Labels: Unix, Shell, Command Line, File Management, ZIP, Troubleshooting
📂 Project: Dev
⭐ Priority: MEDIUM

Session Goal

The session aimed to enhance proficiency in Unix and shell command techniques, focusing on disk usage analysis, substring extraction, file handling, and integrity checks.

Key Activities

  • Explored commands for listing directories by disk usage on Unix-like systems, including explanations for command components.
  • Utilized grep with regular expressions to extract specific substrings from input strings.
  • Learned methods to extract filenames without extensions using shell parameter expansion and alternative command-line tools.
  • Reviewed instructions for extracting .zip files using the unzip command, including installation guides.
  • Investigated diagnosing and resolving ZIP file corruption issues, including file integrity checks and recovery steps.
  • Discussed using MD5 checksums for file integrity verification and alternative extraction methods when the file command is unavailable.

Achievements

  • Gained comprehensive understanding of Unix and shell commands for file management and data extraction.
  • Developed skills for troubleshooting ZIP file issues and ensuring file integrity.

Pending Tasks

  • Further exploration of advanced file recovery techniques and command-line tool installations may be beneficial.

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