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Webriche: les veilleurs ne dorment jamais...

Ci dessous, les actualités de quelques sites qui ont tout mon intérêt (à différents niveaux).

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Samedi 8 Janvier 2022 (48)

1: Vue 3 Composition API ' Nah, thanks.

Hashnode - javascript (Javascript)

No introduction text and basic explanations, let's dive right in. This post assumes you already know what ref and reactive are. If you want to learn more about them visit the Docs They say, ref came to save reactive reactive has some limitations: We...

2: CSS Preprocessors: LESS and SASS

Hashnode - javascript (Javascript)

CSS is used to style content on a web page written in HTML, giving it a very nice look and it determines where content is displayed on the site. It also helps your website attract potential customers to your site. But sometimes, using regular CSS to ...

3: Managing JS and CSS Assets in Rails 7

Hashnode - javascript (Javascript)

Image by Pawel Czerwinski On Ruby on Rails 7 the asset management processes have changed from using Webpacker to use the asset pipeline with Import Maps by default as a way to streamline uses of JavaScript based tools and package managers such as W...

4: How to start using Jupyter Notebooks

Hashnode - python (python)

Setup Python Installation If Python is not installed on your computer, the Anaconda Distribution is available for installation here. Visual Studio Code Installation Visual Studio Code is available for installation here. Python VS Code Extension Ope...

5: Building a Simple Timer with Vanilla JavaScript

Hashnode - javascript (Javascript)

Nothing can teach you more about a certain technology than actually using it to build something. If you are new to JS, this simple timer application can actually make you a lot familiar with JS concepts. So, let's dive in! Understanding the Logic So...

6: Hey, I am React with hooks. There's something apparently not many people tell you about how I work.

Hashnode - javascript (Javascript)

Down the rabbit hole Give me a component A and I'll: On first render Run A's state lazy initializers. Render A. Update the DOM. Run A's layout effects. Paint the DOM updates from 3. Run A's effects. On subsequent renders (props changed or state cha...

7: JS Programs

Hashnode - javascript (Javascript)

8: What is JavaScript Array reduce() Method'

Hashnode - javascript (Javascript)

Introduction - In this article, we will talk about the javascript reduce method. At the end of this article, we will gain valuable insight into where to use the reduction method. To better understand the reduce method you can use the online javascrip...

9: Prototypal Inheritance and Classes in JavaScript

Hashnode - javascript (Javascript)

Hello everyone, in this article, we would be discussing: Constructor function, Prototypes, Inheritance, classes in JS These are very important concepts and would help you to understand Object-Oriented Programming(OOP) in JS. So, keep reading til...

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10: DSA - Binary Search

Hashnode - python (python)

Binary Search is a search technique to find elements in a collection. note: Binary search only works on sorted collections example: this's a sorted array 10,11,12,13,14,15 ## the index of this array will be 0,1,2,3,4,5 say, we want to find elem...

11: Resources to learn Python this new Year! '

Hashnode - python (python)

A very crucial step next to picking a language, is to choose the right resources to learn it. With the vast connectivity of the world out there, it is really easy to get lost between one course or the other. My belief is that learning how to code sh...

12: Can someone tell you 'I had MASTERED Python and I know everything'

Hashnode - python (python)

Can someone tell you 'I had MASTERED Python and I know everything' Of course you had heard this sentence before, and if you didn't, it's not a problem, but let's complete! Umm, so let's discuss and have our final answer. We won't show you now so we c...

13: Firebase cloud messaging and python 3

Hashnode - Flutter (Flutter)

It is one thing to acquire users and another to retain them. One way of maintaining users is to keep them engaged is via notifications and Firebase Cloud Messaging can help in delivering these notifications. The objective of this tutorial is to show ...

14: Daily JavaScript Tips 1

Hashnode - javascript (Javascript)

Pass arguments as an object. The code becomes much more clear and easily understandable as the name of the properties is clearly visible to you as well any code reviewer. Don't do this ' const user = (name, email, proUser) => { // Logic goes ...

15: Object Oriented Programming(OOP) Series: Namespaces

Hashnode - javascript (Javascript)

Namespaces Name - Spaces: the space or unique identify between names so they can be readable and don't get to conflict with each other - that's the meaning in programming absolutely. An ideal situation is where in order to avoid conflicts of student...

16: Customize and extend the Theme in Flutter

Hashnode - Flutter (Flutter)

Intro Theming your Flutter app can be a challenge. This post will try to help you with the following: Provide sensible theme defaults for both light-mode and dark-mode. Customize the default theme. Extend the default theme. This post comes with a ...

17: Lazy loading in Reactjs with React router v6.

Hashnode - javascript (Javascript)

Have you ever thought about increasing the performance score of your react application by some percentage' Lazy loading is one of the ways to get that done. How' React provides utility functions that help you to improve performance among other things...

18: JS Destructuring

Hashnode - javascript (Javascript)

Twitter Youtube Different ways in array destructuring: You can skip items you don't want: When you want to assign only few variables and rest as separate: You can also set default values: Swap using destructuring: W...

19: Why you never truly use OOP: The sweet world of OOP syntactical sugar in JS

Hashnode - javascript (Javascript)

There are 2 famous paradigms in Javascript, OOP Functional Programming While many languages run fully on OOP like C#, Java, etc., there are some like Python and JS in which we can freely work in both of these. But in Javascript, there is something ...

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20: '' Build a WhatsApp API using Node & Express

Hashnode - javascript (Javascript)

Today, you will be able to build a WhatsApp REST API using Node.js and Express using Puppeteer and web scraping. Although we won't be doing any web scraping, we will use a library that does everything for you already and makes it very easy to work wi...

21: An open source Javascript game engine.

Hashnode - javascript (Javascript)

Introduction Well, we've all been there you want to make games but don't want to invest time in downloading some game engine and learn the language to make games on it, or the software ends up being too expensive. What I have for you today hits most ...

22: JS Clone Object

Hashnode - javascript (Javascript)

Twitter Youtube Different ways to clone object without using third-party libraries. Using Spread operator: Using Object.assign: Using JSON.parse:'s=20

23: Maintaining FakerJS - Blaver

Hashnode - javascript (Javascript)

Warning: Self Promotion in Place, but for good reasons. What happened' As you all might be aware that FakerJS' developer (Marak) decided to remove all the code and take down the repository. Soon enough, people started reviving FakerJS - however the ...

24: Promises in Js

Hashnode - javascript (Javascript)

Promise The Promise object represents the eventual completion (or failure) of an asynchronous operation and its resulting value. A Promise is in one of these states: pending: initial state, neither fulfilled nor rejected. fulfilled: meaning that the...

25: Improve your code by using Pure functions is JavaScript

Hashnode - javascript (Javascript)

Intro 'JavaScript tip: Use pure functions wherever possible! What is a pure function exactly' The simplest definition for a pure function is it gives the same output for the same inputs. If you take a look at the example code above, you can notice ...

26: Async Await In JS

Hashnode - javascript (Javascript)

The async and await keywords in JS that lets us make the functions asynchronous and enable asynchronous, promise-based behavior to be written in a cleaner style . what does the async keyword do: If we add Async keyword before any function then that...

27: What are PDF annotations and how to remove them'

Hashnode - javascript (Javascript)

Recently, I came across this scenario where I had to remove links from some PDF data, in base64 form, I was receiving from a service call in my application. My very first thought was that I should probably render the pdf data in an html form where I ...

28: Convert your favourite blog into audio in 13 lines of Python

Hashnode - python (python)

Over the years, I have become more of a listener and less of a reader in the conventional sense. While services like Audible and Scribd provides quality audiobooks, ardent reader of longform journalism like myself have no such source. This prompted m...

29: Create Image slider using Js and CSS

Hashnode - javascript (Javascript)

In this article, we are going to make an Image Slider with a clean UI and smooth transition. First, Let's see what are we building. PREVIEW HTML ...

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30: JS Shorts: Array.splice() vs Array.slice()

Hashnode - javascript (Javascript)

These two array methods can be difficult to differentiate due to spelling similarities and because they are both used to get chunks of an array. Let's check them out ' Array.splice() 'Key things to note: This JavaScript method is used to add elem...

31: Understanding Basics of Javascript Functions

Hashnode - javascript (Javascript)

Introduction JavaScript is a widely used and well-known programming language. Many programming languages offer different paradigms and are commonly known to them are Object-Oriented and Functional Programming. Javascript can be both, but the most wid...

32: CES : Lenovo dévoile un ThinkBook à double écran

Le monde informatique (Informatique / Internet)

Deux écrans, c'est forcément mieux qu'un seul. C'est en tout cas l'avis de Lenovo qui a ajouté un écran supplémentaire (...)

33: Reconciliation and Virtual DOM in React

Hashnode - javascript (Javascript)

What is React' It is a JavaScript library for building user interfaces, developed by Facebook. It's often referred to as a framework but it's a library only React is not enough to complete a project. Developers need extra tools like redux, react-rout...

34: My Amazon FEE Interview Experience

Hashnode - javascript (Javascript)

While preparing for my Amazon interview, I didn't come across a lot of frontend specific interview experiences. Hence, I decided to pen down this blog post to help everyone preparing to get into a Front-End Engineer role at Amazon. Before I start, I'...

35: Creating a Discord slash command bot

Hashnode - javascript (Javascript)

You might have seen slash command bots on random discord servers. These commands start with a slash / and perform a certain action. This article will create one of these bots that will listen to the /randomice command and return a random mouse. (See ...

36: HTC révèle Vive Wrist Tracker, un nouveau capteur pour le Vive Focus 3 (Réalité Virtuelle)

La firme taïwanaise HTC vient de révéler un nouveau capteur pour son casque VR dédié […] Cet article HTC révèle Vive Wrist Tracker, un nouveau capteur pour le Vive Focus 3 a été publié sur Réalité

37: Liens vagabonds : La CNIL peu friande de cookies

Meta Media (Internet)

À RETENIR CETTE SEMAINE La CNIL, ennemie des cookies de Google & Facebook - La règle est claire pour la CNIL : 'refuser les cookies doit être aussi simple que de les accepter'. La commission a infligé de lourdes amendes de 150 et 60 millions d'euros à Google et Facebook...

38: Angular Newbies V

Hashnode - javascript (Javascript)

Angular CLI What is Angular CLI ' The Angular CLI is tool that angular developers use to make it easy to create an Angular application that works and follows best practices right out of the box. don't worry i'll make a series about the angular CLI, a...

39: How to Make a Rule based Chatbot in Python using Flask

Hashnode - python (python)

In this tutorial, we will build a rule based chatbot in python using a flask and deploy it on the flask. What Exactly is a Chatbot' Chatbots are computer programs designed to simulate or emulate human interactions through artificial intelligence. Y...

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40: Set Up Your First Django Project

Hashnode - python (python)

In this article, I'll walk you through the creation of a basic Django application. Prerequisite Basic Python knowledge is required Basic Web dev knowledge ( HTML,CSS,JAVASCRIPT) No prior Django knowledge is required What is Django Django It is a h...

41: Conditionals and loops in Vue.js

Hashnode - javascript (Javascript)

In my previous post I covered the basics of using Vue in our web application. In this tutorial I will cover two of the most important feature or fundamental structures of Vue, conditionals and loops. It's worth mentioning as we go towards more advanc...

42: Nodejs 16 and Webpack 5 transition in Debian'

Hashnode - javascript (Javascript)

What is Debian ' ' Debian is also known as Debian GNU/Linux is a free open-source operating system (OS) based currently on the Linux kernel or the FreeBSD kernel, developed by the community-supported Debian Project; although efforts are in pla...

43: Javascript generator functions simplified

Hashnode - javascript (Javascript)

One of the coolest features of javascript which surprisingly not many developers know about or use is generator functions. In this tutorial I'll try to explain the generator functions in simple terms and with the help of examples. A generator functio...

44: Simple Way to Understand Kotlin Scope Functions - let, run, with, apply, also

Hashnode - Kotlin (Mobiles)

If you look at the scope function examples in my previous post here, you can clearly tell that all those Kotlin Scope Functions (i.e. let, run, with, apply, also) can accomplish the same thing. They're all interchangeable, with slightly different in ...

45: Dynamic Images in Vue.js

Hashnode - javascript (Javascript)

The problem One thing I have encountered a few times is needing to choose dynamically between a static list of images to display. In Vue.js I kept this in my /assets folder, organized in a way that made sense, but I had issues actually loading the im...

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Pour toutes questions, merci de contacter Richard Carlier.


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Oui, une sorte de mashup 2.0 appliqué à la veille informationnelle... Hum, rien de neuf ?

Expérimental, c'est un site collaboratif à usage d'une seule personne. Ou presque.

Richard Carlier

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