[LinuxBender]

sed and awk are still around and still used a lot especially for one-liners.

Adding to that some popular examples are here [1][2]

[1] - https://www.commandlinefu.com/commands/matching/awk/YXdr/sor...

[2] - https://www.commandlinefu.com/commands/matching/sed/c2Vk/sor...