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Security
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Text
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First steps
15 stages · From system basics and command input to navigation, files, text, and pipelines.
Track map 11 tracks · 123 stages
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Command index 432
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Bash: text processing and scripts / Stage 3 of 9
Steps of stage 3
Track «Bash: text processing and scripts»
Steps open in any order; progress counts in order.
How to find lines with a pattern, change them with sed without an editor and add up a column with awk.
10 questions · threshold 70%