Grep

grep command usage, pattern matching, regex examples, and text-search workflows.

Sep 16, 2026 • 12 min read

ripgrep Command in Linux: Fast Recursive Search

The ripgrep command searches directories recursively while respecting ignore files. This guide explains rg syntax, file type filters, context lines, replacement previews, and config defaults.

Aug 26, 2026 • 16 min read

Grep Regex: Regular Expressions Syntax and Examples

Use grep regex to match text patterns. Examples for anchors, character classes, quantifiers, alternation, grouping, and PCRE lookarounds.

Aug 15, 2026 • 18 min read

Grep Command in Linux with Examples

The grep command searches files for text patterns. Quick examples for case-insensitive, recursive, whole-word, regex, and context-line searches.

Aug 15, 2026 • 6 min read

Grep Multiple Patterns: Match Strings, Words, and Regex

Search for multiple patterns or strings at once with grep using the -e flag, fixed-string matching, alternation, and pattern files.

Grep Multiple Strings, Words, and Patterns

Aug 15, 2026 • 7 min read

Grep Exclude: Patterns, Files, and Directories

Use grep to exclude patterns, files, and directories from search results. Examples for --invert-match, --exclude, --exclude-dir, and --include.