Playing with maps

Spam is everywhere. If you have an email account, a mailbox, a website with comments, a cellphone, a social media account, a public form, etc. We all know it, it is a plague. Over the years, there have been multiple attempts to fight spam, with various degrees of success, some more effective than others, some […]

In practice this already happened a couple of years ago, now we are just making it official. For those who don’t know, Hawkpost is a side project that I started while at Whitesmith back in 2016 (8+ years ago). I’ve written about it here in the blog on several occasions. To sum it up, it […]

Ironically, according to my experience, the .well-known directory doesn’t do justice to its name. Even in use cases that would fit nicely in its original purpose.  But I’m getting a bit ahead of myself. Let’s first start with what it is, then move to discuss where it’s used. But we’ll do this rapidly, otherwise this […]

PyCon US happened in May, this month, the 154 videos gradually started being published on YouTube. Between now and then many other interesting conferences took place. That’s a lot of talks, presentations, and content to be digested. The truth is, I and most people, won’t watch it all since our time is limited. One option, […]

This week, I’m back at my tremendously irregular Django tips series, where I share small pieces of code and approaches to common themes that developers face when working on their web applications. The topic of today’s post is how to implement a counter that isn’t vulnerable to race conditions. Counting is everywhere, when handling money, […]