Grep is the best tool to search in big file for a specific pattern, or a specific process in the complete list of running processes, but it has a small limit, it searches for the exact string that you ask, and sometime it could be useful to do an ???approximate??? or ???fuzzy??? search.
For this goal the program agrep was firstly developed, but it’s closed source, but luckily there is an open source source alternative: tre-agrep
Web Webster has more than 20 years of writing and editorial experience in the tech sector. He’s written and edited news, demand generation, user-focused, and thought leadership content for business software solutions, consumer tech, and Linux Today, he edits and writes for a portfolio of tech industry news and analysis websites including webopedia.com, and DatabaseJournal.com.
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