Installing Redis from Chris Lea's PPA

Install instructions to get the most recent version of redis-server from a PPA.

'target' : Blank or New?

The 'target' attribute of an <a> tag is always confusing. Not anymore.

Let's Encrypt Notice, ACME TLS-SNI-01 Deprecation, Certbot Upgrade

Notes on upgrading certbot v0.25.0 to the latest version, and re-issuing Let's Encrypt Certs.

Cancelling Multiple Goroutines

A progression through the years of how we write and control goroutines, from channels, to WaitGroups, to Contexts.

Creating a Better ReadMe for GoLang Packages

We have GoDoc to help us be good Package citizens. But we need to be improve our ReadMe files, specifically for new users of Go.