Module 2 · 0 of 5 complete
Work With Files and Text
Turn files and command output into useful information.
You will be able to: Inspect, combine, search, and transform everyday text data.
Missions
1Redirection OperatorsLearn stdin, stdout, stderr, overwrite, append, heredocs, and the safe black hole /dev/null.Suggested day 6 · 20–30 minutes2Pipes and FiltersCombine small commands into useful pipelines for sorting, counting, cutting, translating, and formatting text.Suggested day 7 · 20–30 minutes3Grep: Search MasterSearch text confidently with exact matches, case-insensitive matches, inverted matches, and simple regex.Suggested day 8 · 20–30 minutes4Sed: Stream Editing SafelyTransform text with sed while learning a safer backup-first approach to in-place edits.Suggested day 9 · 20–30 minutes5Awk FundamentalsUse awk to work with columns, records, field separators, conditions, and totals.Suggested day 10 · 20–30 minutes