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Python

Django Friday Tips: Subresource Integrity

As you might have guessed from the title, today’s tip is about how to add “Subresource integrity” (SRI) checks to your website’s static assets. First lets see what SRI is. According to the Mozilla’s Developers Network: Subresource Integrity (SRI) is a security feature that enables browsers to verify that resources they fetch (for example, from […]

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Python

Django Friday Tips: Permissions in the Admin

In this year’s first issue of my irregular Django quick tips series, lets look at the builtin tools available for managing access control. The framework offers a comprehensive authentication and authorization system that is able to handle the common requirements of most websites without even needing any external library. Most of the time, simple websites […]

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Python

Django Friday Tips: Inspecting ORM queries

Today lets look at the tools Django provides out of the box to debug the queries made to the database using the ORM. This isn’t an uncommon task. Almost everyone who works on a non-trivial Django application faces situations where the ORM does not return the correct data or a particular operation as taking too […]

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Python Software Development

Why you shouldn’t remove your package from PyPI

Nowadays most software developed using the Python language relies on external packages (dependencies) to get the job done. Correctly managing this “supply-chain” ends up being very important and having a big impact on the end product. As a developer you should be cautious about the dependencies you include on your project, as I explained in […]

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Python

Django Friday Tips: Feature Flags

This time, as you can deduce from the title, I will address the topic of how to use feature flags on Django websites and applications. This is an incredible functionality to have, specially if you need to continuously roll new code to production environments that might not be ready to be released. But first what […]

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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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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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Python

Channels and Webhooks

Django is an awesome web framework for python and does a really good job, either for building websites or web APIs using Rest Framework. One area where it usually fell short was dealing asynchronous functionality, it wasn’t its original purpose and wasn’t even a thing on the web at the time of its creation. The […]

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Python

Django Friday Tips: Links that maintain the current query params

Basically when you are building a simple page that displays a list of items that contain a few filters you might want to maintain them while navigating, for example while browser through the pages of results. Nowadays many of this kind of pages are rendered client-side using libraries such as vue and react, so this […]

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Python

Looking for security issues on your python projects

In today’s post I will introduce a few open-source tools, that can help you improve the security of any of your python projects and detect possible vulnerabilities early on. These tools are quite well known in the python community and used together will provide you with great feedback about common issues and pitfalls. Safety and […]