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Transactional Emails for Developers: A comparison of 5 providers

Oct 20, 20209 min read

Email support is one of the most basic things almost any webservice need. It should work, be reliable and doesn't cost a ton of money. In this comparison I take a look at the 5 most popular providers and what services they offer. Please notice that t...

Static Site Hosting for small Websites: Vercel vs. Netlify

Sep 29, 20206 min read

Just three weeks ago I decided to move all my static websites from my own server to a hosting server and went with Netlify. I made the switch in a couple of hours and now all those sites are running within the free plan of Netlify. I am quite impress...

My favorite Tech RSS Feeds

Sep 24, 20205 min read

RSS once was the way to gather all the news you are interested in, in one place. Like a Facebook feed, but entirely managed by yourself. Over the past decade I maintained a pretty solid list of feeds for various topics. Inspired by the Tweet of David...

Why and How: Switch from RSA to ECDSA SSH keys

Sep 15, 20209 min read

As a developer, the chances are pretty high that you have your own keys to connect to servers, and be it only the server hosting the git repository. At least I haven't heard of anybody typing his username and password into the terminal while pushing ...

A deeper look into PHP Hash Algorithms

Sep 2, 20205 min read

In my first article about PHP Hash Algorithms I explored the current status of the algorithms and how they perform in a race against each other. In this post I want to dive a bit deeper into the results generated by an updated version of my code. Lik...

Be careful with Docker ports!

Aug 31, 20203 min read

Not too long ago I got an email from my hosting provider, actually a forwarding from the BSI (German Institute for Information Security) that stated my Elasticsearch installation was accessible from the outside. I was flushed, as I thought I had secu...

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