Tag: grep
A Beginner’s Guide To Grep: Basics And Regular Expressions
Grep is one among the system administrator's "Swiss Army knife" set of tools, and is extremely useful to search for strings and patterns in...
Advanced Awk for Sysadmins
In this article, we will discuss advanced Awk functionality, including string- and time-manipulation functions, associative arrays and user-defined functions. These can be very useful...
The Needle and the Haystack: Exploring Search Models, Part 2
In the previous article, we demystified some search-related jargon, and learned how the humble Grep can be used to simulate a Boolean-model search engine....
The Needle and the Haystack: Exploring Search Models, Part 1
Searching for the proverbial needle in the haystack occurs millions of times a day in the realm of cyberspace. Ever looked under the hood...