Record

Built-in Variables in AWK

AWK ships with a set of predefined variables such as NR, NF, FS, and OFS that expose the current record, field counts, and formatting controls without any setu…

Field Separators and Record Separators

FS and RS govern how AWK splits input into fields and records, while OFS and ORS control how output is reassembled; mastering them unlocks CSV, multiline, and…

Azure DNS Basics

Learn how Azure DNS hosts and resolves domain records, the standard record types, and how Alias records solve Azure-specific limitations like apex domain routi…

AWS Route 53 Basics

Learn how Amazon Route 53 provides scalable DNS, domain registration, and traffic routing policies like weighted, latency-based, and failover routing.

What is a Data Class?

A data class is a class whose primary purpose is to hold state, with the compiler or language automatically generating boilerplate members like equals, hashCod…