Thanks to the free trial periods, I’m testing this and that on Oracle Clouds. While running a Ubuntu instance, I was stuck with a weird problem that made me pull out hairs for hours. My problem was this: I added...

I wanted to publish my clojure library to Clojars, but documents or how-tos about it were too complicated or outdated, so I’m writing ths post for the record. It was tested on my macOS machine. 1. Generate your gpg key,...

Let’s say you have a Go package on a private repository which is tagged as v0.0.1, and want to build an application with it: # (your) go package on a private repository https://github.com/your-account/your-private-repository 1. Create a go.mod file with the...

Goals of this post: Receive Pushbullet notifications whenever a fail2ban’s ban action is triggered whenever a user successfully logs into the server These notifications will also show geo location of the given ip addresses 0. Prerequisite fail2ban and golang must...