Linux text processing command guides
Read, filter, edit, and reshape shell text with practical examples for pipelines, fields, matches, replacements, redirects, and output handling.
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Text command guides
24 matched guides, best match first. Page 1 of 2.
bzless Command in Linux: View .bz2 Files Without Extracting
Compressed log reviews are safer when bzless stays in the pager lane: open .bz2 text, search inside the file, use bzcat for clean pipelines, and test suspect streams...
bzgrep Command in Linux: Search .bz2 Files
Search compressed logs without unpacking them, learn when bzgrep should hand off to find or tar, and handle wrapper quirks such as missing aliases, -H labels, recursive searches,...
bzcat Command in Linux: Read .bz2 Files Without Extracting
Inspect compressed logs, SQL dumps, and text exports with bzcat without unpacking them first. The examples cover safe streams, redirection, grep/tail pipelines, integrity checks, and common bzip2 errors.
bzmore Command in Linux: View .bz2 Files One Screen at a Time
Page through bzip2-compressed logs and text exports with bzmore, then switch to bzgrep, bzcat, bzip2 -t, or tar when searching, scripting, validating, or inspecting archives.
cut Command in Linux: Extract Fields, Characters, and Bytes
Practice the cut command with tab, comma, colon, character, byte, and NUL-separated examples, then troubleshoot delimiters, empty fields, field order, CSV limits, and byte-vs-character behavior.
tr Command in Linux: Translate, Delete, and Squeeze Text
When text needs character-level cleanup, this tr command guide shows how to convert case, delete unwanted bytes, squeeze repeated spaces, repair CRLF endings, and avoid unsafe file redirects.
wc Command in Linux: Count Lines, Words, and Bytes
Count text without guessing: the wc command guide explains how lines, words, bytes, characters, pipelines, NUL-safe file lists, totals, and newline edge cases behave in real shell workflows.
wall Command in Linux: Broadcast Terminal Messages
Use the wall command to warn logged-in terminal users before maintenance, send group-specific notices, understand message permissions, and troubleshoot missing broadcasts without confusing wall with chat or desktop...
dos2unix Command in Linux: Convert CRLF Line Endings
Fix Windows line endings without guessing: inspect CRLF files first, convert single or bulk text files safely, preserve timestamps when needed, and troubleshoot script or binary-skip surprises.
expr Command in Linux: Math, Strings, Regex, and Exit Status
Older shell scripts still use expr for small calculations and string checks; trace its spacing, quoting, regex, and exit-status rules before choosing Bash arithmetic, awk, grep, or printf...
head Command in Linux: Preview Files and Pipelines
Use head to inspect the first lines or bytes of files and command output, compare Coreutils-style behavior with BusyBox limits, preview CSV and log data, and fix common...
tee Command in Linux: Save Output to File and Screen
Pipeline output is easy to lose when you redirect it too early. The tee command in Linux keeps a copy visible on the terminal while saving the same...