Search Engine’s dirty secrets !

HOW much does a web search cost? You don’t pay up front, but there are costs nevertheless, and they are not just measured in dollars. The term search “engine” is apt. Searches are powered by millions of computers packed into warehouses, all wired together to function as a single system. Like any system, it obeys [...]

ABC to use grep to search for a word and also to get its line number

grep + word + line number