And for those not familiar with early Twitter, the hashtag was not a feature of the platform, but a shorthand way to indicate a topic. This of course was recognized and formalized by Twitter soon after, but I find it fascinating that it was a feature essentially developed by the users and more simply recognized by the platform later.
The part I quoted was about Twitter, not Slack. Slack's relation to IRC was already mentioned. Essentially, my comment was "Not just Slack, Twitter too was inspired by IRC."
When I biked to work, I lived close to the downtown of a mid-sized city in the US - with traffic, I often wound up getting to work faster via bike than car.
After I did my phone interview and study problems in Python, I was told when I got onsite for whiteboard problems that they really preferred C++ or Java. It was a little late for me to switch mindsets day-of, didn't get enough recommendations to hire.
Weird. That is definitely not standard practice, at least as of a few months ago. Candidates provide their preferred languages and are supposed to be matched with interviewers who are familiar with them.
Nepenthes also allows scraping and crawling, for as long as you like.