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Software Development Technology and Internet

CSP headers using Cloudflare Workers

Last January I made a small post about setting up a “Content-Security-Policy” header for this blog. On that post I described the steps I took to reach a final result, that I thought was good enough given the “threats” this website faces. This process usually isn’t hard If you develop the website’s software and have […]

Categories
Python

Django Friday Tips: Testing emails

I haven’t written one of these supposedly weekly posts with small Django tips for a while, but at least I always post them on Fridays. This time I gonna address how we can test emails with the tools that Django provides and more precisely how to check the attachments of those emails. The testing behavior […]

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Technology and Internet

Setting up a Content-Security-Policy

A couple of weeks ago, I gave a small talk on the Madeira Tech Meetup about a set of HTTP headers that could help website owners protect their assets and their users. The slides are available here, just in case you want to take a look. The content of the talk is basically a small […]

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Random Bits

kinspect – quickly look into PGP public key details

Sometimes I just need to look into the details of a PGP key that is provided in its “armored” form by some website (not everyone is publishing their keys to the keyservers). Normally I would have to import that key to my keyring or save it into a file and use gnupg to visualize it […]

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Technology and Internet

Firefox’s DoH, the good, the bad and the ugly

First of all, DoH stands for “DNS over HTTPS”. So last week Mozilla announced that future versions of Firefox will use DoH by default, a decision that at first sight might seem innocuous or even good but thanks to some implementation details it ended up being very controversial. The reaction that followed the announcement on […]

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Software Development

Rust examples and exercises

Learning to program in Rust is as easy like other languages out there, because it ends up having different constrains and new concepts that you will have to go through, in the beginning everybody fights the compiler at least a little bit. I started this journey a while ago, however I’ve been progressing slowly just […]

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Random Bits

Staying on an AirBnB? Look for the cameras

When going on a trip it is now common practice to consider staying on an rented apartment or house instead of an hotel or hostel, mostly thanks to AirBnB which made it really easy and convenient for both side of the deal. Most of the time the price is super competitive and I would say […]

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Python

8 useful dev dependencies for django projects

In this post I’m gonna list some very useful tools I often use when developing a Django project. These packages help me improve the development speed, write better code and also find/debug problems faster. So lets start: Black This one is to avoid useless discussions about preferences and taste related to code formatting. Now I […]

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Technology and Internet

Pixels Camp v3

Like I did in previous years/versions, this year I participated again on Pixels.camp, a kind of conference plus hackathon. For those who aren’t aware, it is one of the biggest (if not the biggest) technology event in Portugal (from a technical perspective not counting with the Web Summit). So, as I did in previous editions, […]

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Technology and Internet

Easy backups with Borg

One of the oldest and most frequent advises to people working with computers is “create backups of your stuff”. People know about it, they are sick of hearing it, they even advice other people about it, but a large percentage of them don’t do it. There are many tools out there to help you fulfill […]