Sharing process namespace (PID) between containers managed by docker-compose

Every time I want to do non-standard things in docker I struggle a lot. Usually doing something not obvious but not impossible requires lots of Googling, reading the documentation and digging into Github repositories. This time wasn't any different… Continue reading Sharing process namespace (PID) between containers managed by docker-compose

Unique Integer

From time to time I like to solve some algorithmic tasks on Hackerrank. First of all, it is good to change the domain after constantly working on different kinds of challenges in professional life like solving business problems, fixing bugs and scaling the system. Secondly, it always reminds me of a very good period in… Continue reading Unique Integer

Know your tools: JVM heap profiler in action.

Debugging is such a critical skill. Part and parcel of daily work for most of us, engineers. I have been to multiple interviews and only during a handful of them, I was given the question “How would you debug the issue with…”, even though the job description clearly stated this skill as desirable. When conducting… Continue reading Know your tools: JVM heap profiler in action.