Posted on 2021-09-26 in Programmation • Tagged with JavaScript, React, Chrome, Puppeteer
How do you generate a PDF from any React components? I am not talking about just allowing your users to print a page into a PDF with their browser, I am talking about transforming a page as PDF programmatically and saving it server side. The idea is for our user …
Posted on 2021-09-22 in Trucs et astuces
Here is a small script to allow you to easily check that a domain your manage is correct (ie responds correctly, is available with IPv4 and IPv6, only supports TLS 1.2+…). It even has some color built in! You can of course adapt it to fit your needs.
You …
Posted on 2021-09-19 in Trucs et astuces • Tagged with security
Here are some security tips to check for backend services. It's mostly meant so that I can have a check list. So I don't develop them much but provide extra links where necessary. I also probably expand this list as time goes one and I learn more about this subject …
Posted on 2021-07-10 in Blog • Tagged with Rust, Clojure, Haskell
At last, here is my follow up to small TODO apps where I created a small CLI TODO app in Rust, Clojure and Haskell to test functional (or functional like) programming languages. Like I said in my previous article, I also wanted to see how these languages behave for the …
Posted on 2021-04-25 in Trucs et astuces • Tagged with Docker, Kubernetes
When you deploy a frontend app, most of the time the name of your assets contains their hash so you can easily cache the files. So instead of just having main.js you will have something like main.1234.js. The problem is that your HTML will reference main.1234 …
Posted on 2021-04-08 in Programmation • Tagged with Django, Python, PostgreSQL
How to create a database sequence that will be reset everyday? That is a sequence that will get one the first time of each day? It sounds easy but it's not that much.
Note
This article will focus on PostgreSQL since it's the database I use. A similar solution may …
Posted on 2021-04-06 in Trucs et astuces
:tags:Django, Python, PostgreSQL :lang: en
If you need to store a datetime range in Django (for instance from which day to which day a listing is valid), instead of relying on two fields like valid_from and valid_to, you can use a single field validity_range of type DateRangeField …
Posted on 2021-04-01 in Trucs et astuces • Tagged with devops, k8s, kubernetes, Django, Python
I recently deployed a React app in kubernetes. It was initially deployed directly in a public bucket: I have an API that is already hosted on kubernetes, but the app itself is made only of static files, so it made sense. However, requirements for my app changed and I required …
Posted on 2021-03-31 in Trucs et astuces • Tagged with devops, k8s, kubernetes, Django, Python
This will be a continuation of my article Some tips to deploy Django in kubernetes. In this previous article, I talked about generic tips you should apply to deploy Django into kuberentes. Here, I'll focus on static files.
If you don't already know that, gunicorn (or any other app server …
Posted on 2021-03-29 in Trucs et astuces • Tagged with devops, k8s, kubernetes, Django, Python
I am not going to go into details in this article about how you can deploy Django in kubernetes. I am just going to highlight the main points you should pay attention to when deploying a Django app. I expect you to have prior knowledge about how to deploy an …