Blogs / Personal blogs

movq.de

movq.de

Popular posts
6
Total points
908
HN comments
540
Rank
#2,455 personal

Visit movq.de → On Hacker News May 2026 – Nov 2026

Tools & Productivity 3Systems & Performance 2Design & UX 2Web & Frontend 1Software Engineering 1Life, Learning & Writing 1

2

cp: -r or -R?

A question like this recently came up again. I once tried to find an answer, but only posted it in some "forum" a decade ago, and I think it's worth saving this little bit of trivia from digital nirvana.

6

The occasional ECONNRESET

Two services running on the same machine. One of them opens a listening TCP socket bound to localhost, the other one connects to that. They exchange data. Every now and then , the service that initiated the connection gets an ECONNRESET while reading data from the socket -- but no other errors show up in the logs, no…