“Calculating distance using MySQL” is a very useful blog post for everyone who works with geographical location data and MySQL. It shows a simple example of how to calculate the distance between two coordinates on a sphere (Earth in particular) within the MySQL itself.
I came across the GDPR Expert service via this HackerNews thread. It is a service that helps website owners with the GDPR compliance. Behind the scenes, there is this open source tool, which scans for cookies and provides the details about the vendor and purpose of each identified cookie. The database includes more than 10,000 known cookies.
The servers of Telegram, a popular instant messenger, were under a DDoS attack recently. While they were working on the problem, they’ve tweeted a couple of explanations of what’s going on. CNET brings those tweets to our attention, as they explain rather complex things in a very short and simple way.
Internet Trends 2019 report is the most comprehensive, detailed, and research document that I have ever seen on what’s going on with the Internet, web, mobile, social media, marketing, and security.
This year’s report spans 333 pages and is full charts, graphs, statistics, insights, and references. And if you are feeling nostalgic, there is an archive of the annual reports going all the way back to 1995.
It’s difficult to pick a single fact from such a huge document, but if I had to, I’d go with this:
51% of the global population, or 3.8 billion people, were Internet users last year.