Yarn workspaces and mono repos

Posted on 2022-02-06 in Programmation • Tagged with Devops, JavaScript

I currently work in a small startup with two other developers. We have three projects: an API written in Python with the Django web framework, a big React app and a website written with NextJS. All these project are in the same git repository. This allows us to easily share …


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Shutdown Kubernetes

Posted on 2022-01-30 in Programmation • Tagged with Devops, Kubernetes

It can be a good idea to shutdown part of your infrastructure when you don't need it. It will help you reduce costs and your environmental impact. It is however, not always easy to actually do it.

In this article, I'll talk here about how to shutdown a Kubernetes based …


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Testing the re-frame Clojure frontend framework

Posted on 2022-01-16 in Programmation • Tagged with JavaScript, Clojure

I wanted to test re-frame a Clojure framework for building user interfaces. It is built on top of Reagent a Clojure library to interface with React in ClojureScript. The main goal of this framework is to help you manage the state of your application. To do that, you need to …


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Testing the Svelte JS framework

Posted on 2022-01-03 in Programmation • Tagged with JavaScript

After hearing good things about the Svelte JS framework, I decided to give it a try. To test it, I did something very original: the classic TODO app. You can see a picture of the end result on the screenshot below.

The styled app

Here are my impressions after this tests:

  • Despite using …

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From ZSH to Fish

Posted on 2021-11-07 in Blog

After several years of ZSH with oh-my-zsh, I decided to give fish (Friendly Interactive Shell). I heard and read several good things about it. I also wanted to test starship (a cross shell prompt) easily without messing with my ZSH configuration.

The least I can say is: I'm impressed. Most …


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My take on GKE auto-pilot mode

Posted on 2021-10-17 in Programmation • Tagged with security, gcp, gke, kubernetes

I recently switched from a standard GKE cluster where I had to manage nodes to an autopilot one where Google does it for me. I must say the switch was easy to do (despite an interruption of our services) and greatly simplified the management of the cluster.

I noticed this …


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Generate PDF from React components

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 …


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Check domains

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 …


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Small security checklist for public backend services

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 …


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Small API to manage packages

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 …


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