NeuroAgent

Non-Capturing Groups in Regex: Complete Guide

Learn about non-capturing groups (?:) in regular expressions. Discover their syntax, use cases, performance benefits, and practical examples for efficient regex patterns.

  • #regex-patterns
  • #regular-expressions
  • #non-capturing-groups
  • #regex-optimization
  • #regex-performance
  • #regex-syntax
  • #regex-best-practices
NeuroAgent

Regex to Match Lines Without Specific Word

Learn how to use regular expressions with negative lookahead to match lines that don't contain specific words. Complete guide with grep examples and performance tips.

  • #regex-patterns
  • #negative-lookahead
  • #grep-commands
  • #text-processing
  • #regular-expressions
  • #line-filtering
  • #regex-performance