Ransoming your infrastructure for fun and profit, semaphores versus mutexes, and interviews from the other side of the table.
hashicorp/vault Ex-Goldman Sachs Programmer’s Twisting Case Has a Few Turns Left Terry Childs Technically Speaking, Technically Speaking - May 5, 2015 Pony turing-incomplete GitHub Issue 115: Interviewing for technical aptitude and potential from Dylan Greene Mutex vs. Semaphore
