Alphanumeric Series is an important topic in the reasoning section of IBPS RRB Clerk and PO exams. These questions test your observation, logical thinking, and pattern recognition skills. You will be ...

Tony Northrup is a developer, security consultant and author with more than 10 years of professional experience developing applications for Microsoft Windows. Developers frequently need to process ...

Abstract: Regular expressions are notoriously difficult to get right, with developers often having to resort to trial-and-error approaches. Even so, little attention ...

A regex is considered a literal, so the pattern must be wrapped in slash characters (/). If we examine the “Matching a Username” regex, you'll see that this is true: /^ [a-z0-9_-] {3,16}$/ Note: ...

I don't know how to explain because I don't even understand what's going on, causing this issue. I will try to provide details as much as I can. Generate regular expressions from a string of array I ...