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Archive of posts tagged perl

Quick file sharing over HTTP

A simple hack to quickly share files.

IPv6 address normalization

Do not reinvent the wheel.

OpenVPN LDAP authentication

Authenticate VPN users against LDAP

Replace every Nth occurrence

Problem statement: replace every Nth occurrence of a pattern. For bonus points, provide context to the match. For this article, we're going to use this example (mostly nonsensical, but that illustrates the concept): 1foo1 bar foo 2foo3 abc def foo foo foo 1foo4 foo foo 3foo9 4foo7 zzz 7foo7 3foo3 And we want, among all […]

Text replacement in context/out of context

An added twist to the usual search/replace problems.