Bossy Lobster

A blog by Danny Hermes; musing on tech, mathematics, etc.

An Interesting Bug

A fairly common interview question is

What is the "hardest" bug you've dealt with?

I've both asked it and answered it in interviews. It's pretty rare that the answer is useful and actionable, but I'll hold off on commenting on the state of the art in ...

Constantly Seek Criticism

I was recently catching up on articles and videos I'd been putting off and came across a great quote from Elon Musk:

A well thought out critique ... is as valuable as gold. And you should seek that from everyone you can, but particularly your friends ... It doesn't mean ...

Brand New Blog

After a happy 3-year run with Blogger, I've decided to revamp my blog with viewers in mind.


When I started my blog, I was still learning the ropes as a programmer. I was happy to have a place to share the things I learned, but didn't have ...

Quantitative Brain Teaser: Brain Only

I've recently been working some atrophied mental muscles and came across a brain teaser that was pretty nifty:

Find a 10-digit number, where each digit represents the number of that ordinal number in the whole number. So, the first digit represents the number of 0's in the whole ...