If you are asking yourself questions like : Won’t new miners joining the network result in a price decrease ? What will happen when all bitcoins are mined? I’ve lost my phone, are my bitcoins lost too? Where are my bitcoins located? It’s probably that you don’t know Bitcoin well…

Solana is a blockchain platform for running smart contracts. What makes it unique? Its speed! block creation time < 800ms Transaction per second up to 50K You can see the stats in realtime at https://solanabeach.io/. So how is it possible to al-ready achieve so much speed while a giant like…

Introduction — picking the right tool Finding a good framework is not always an easy task. Especially in javascript. There often many options. And always a new cool kid saying he is the best… This new framework will save your life! Perhaps I’m doing too much. But it sometimes feels like it to me. It’s like…

At the beginning of the year 2020 I switch jobs, and I started working from home one day a week. When the covid pandemic was officially in the country, we all started remotely full-time during the quarantine. The transition from part-time remote work to full time was smooth because we…

You will find below practical examples of the most used function to know when in applying functional programming in Javascript (map, filter, sort, reverse, …). Disclaimer: This story was written during dark times. It may be a bit sarcastic but my heart was in the right place, I just wanted…

Intro Validation can be a boring thing, but it’s required in other to get a good application. While creating applications, you will often need form validation. Most-likely the application you are currently developing got some kind of form, and it’s a place where users can really start to feel frustrated if…

If you’re beginning with Nest and you’ve followed the official documentation there is are few things that you could probably do better. Returning newly created items When you make a POST request on RESTful API it generally returns the newly created item. What do I mean by that ? POST /users { "firstName"…

If you are looking for a new back-end framework you should have a look at NestJs. NestJs or simply Nest is a contender of express with the particularity of using typescript. Its architecture proudly takes its inspiration from angular (as you can read in the README.md of the starting kit…