A dev newsletter

Finally vaccinated!

Personal Updates

The Irish Pharmacies administered the Johnson & Johnson vaccine to people under 40. What allowed me to take my vaccine a bit faster than what I was expecting. I got a strong reaction to it, but I’m fully immunised. What means that I can travel around Europe and dine inside restaurants in Ireland.

I also went back to use Instagram. Mostly the 24 hours stories. My user is eliasjr1337.





The Art of Command Line

Fluency on the command line is a skill often neglected or considered arcane, but it improves your flexibility and productivity as an engineer in both obvious and subtle ways. This is a selection of notes and tips on using the command-line that we’ve found useful when working on Linux. Some tips are elementary, and some are fairly specific, sophisticated, or obscure. This page is not long, but if you can use and recall all the items here, you know a lot. […]

When Hackers Were Heroes

Forty years ago, the word “hacker” was little known. Its march from obscurity to newspaper headlines owes a great deal to tech journalist Steven Levy, who in 1984 defied the advice of his publisher to call his first book Hackers: Heroes of the Computer Revolution.11 Hackers were a subculture of computer enthusiasts for whom programming was a vocation and playing around with computers constituted a lifestyle. Levy locates the origins of hacker culture among MIT undergraduates of the late-1950s and 1960s, before tracing its development through the Californian personal computer movement of the 1970s and the home videogame industry of the early 1980s. (The most common current meaning of hacker, online thieves and vandals, was not established until a few years later). […]

Ruby 3 JIT can make Rails faster