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Patrick Desjardins Blog

Articles about typescript

How to test in TypeScript 2026 edition

Posted: 2026-07-09unit test typescript

TypeScript Injection of Value Using Decorator

Posted: 2025-10-21typescript decorator di dependency-injection

NextJS API Pipe And Filter Pattern

Posted: 2024-07-25nextjs typescript api pattern

TypeScript 5.4 NoInfer Utility Type

Posted: 2024-05-09typescript jest

Git Hook in a NextJS Project using TypeScript and Lint

Posted: 2024-04-24git typescript nextjs lint

TypeScript and Jest to Mock a Module Function

Posted: 2024-03-08typescript jest unit test

Reasons for not using Property Destructuring in React when using TypeScript

Posted: 2024-01-26typescript react best-practices

Implementing the Map and Reduce JavaScript Functions in TypeScript

Posted: 2023-12-08typescript

Typescript Consuming and Producing Redpanda Messages

Posted: 2023-09-11typescript redpanda kafka

How to Create a Dispatch Function that is Strongly Typed with its Payload?

Posted: 2023-04-12typescript

TypeScript Iterators, Generator Functions and Infinite Stream of Data

Posted: 2023-04-07typescript iterator iterative loop

Understand TypeScript Iterator and Iterable

Posted: 2023-03-24typescript iterator iterative loop

How to use TypeScript Satisfies Operator Keyword?

Posted: 2023-03-17typescript

My experience migrating TypeScript libraries to Rust

Posted: 2023-02-16rust typescript

How to have many GraphQL server with Apollo Client?

Posted: 2023-02-09apollo graphql typescript

How to Pause and Resume Apollo GraphQL Subscription using The Guild GraphQL CodeGen

Posted: 2023-01-12apollo graphql typescript

Steganography: How to hide text in an image

Posted: 2023-01-02steganography typescript

Sharing Code Between TypeScript Repositories Using Git Submodules

Posted: 2022-12-15typescript git

How to use CSS variables in React components and CSS files

Posted: 2022-10-27typescript react css

Using Framer Motion to animate keyframe event on a parent following up by a children transition

Posted: 2022-10-20typescript react framer

How to animate unmounting of a child with Framer Motion

Posted: 2022-10-10typescript react framer

Using Framer Motion to transition (position) between two React components

Posted: 2022-10-04typescript react framer

How to fix the import EcmaScript module error with Create React App and Framer

Posted: 2022-09-21typescript react cra framer

Typescript Utility Type Partial Expect

Posted: 2022-09-05typescript

How to configure Docker to have a shared folder between two containers?

Posted: 2022-05-09typescript docker nodejs

How to Import Files from a Sibling Folder when Using TypeScript and NodeJS

Posted: 2022-05-02typescript nodejs

How to configure Docker with two containers: Frontend and Backend

Posted: 2022-04-26typescript docker nodejs

Typescript and GraphQL: Custom Scalar with Apollo Client

Posted: 2022-04-19typescript graphql

SolidJS: How to create an animation of a wave

Posted: 2022-04-12solidjs typescript animation

Side Project: Exercise Machine using Water

Posted: 2022-04-07sideproject typescript solidjs nodejs

SolidJS: Where is useCallback?

Posted: 2022-04-02solidjs typescript

TypeScript Type with Full Optional Field Might Cause you Issue

Posted: 2022-03-30typescript

SolidJS: Context Simple Pattern

Posted: 2022-03-22solidjs typescript

SolidJS: CreateEffect without Triggering Initialization

Posted: 2022-03-18solidjs typescript

SolidJS: How to Execute Code When UnMounting or when an Effect Ends

Posted: 2022-03-10solidjs typescript

SolidJS: How to React on Property Change

Posted: 2022-03-07solidjs typescript

SolidJS First Try Review

Posted: 2022-03-03solidjs typescript

A Safe Way to Define Immutable Default Values in TypeScript

Posted: 2022-02-24typescript

How to type your React Children Property in TypeScript

Posted: 2022-02-21typescript

TypeScript ImportHelpers Compiler Options

Posted: 2022-02-15typescript

TypeScript Class Override Keyword Increase Maintainability

Posted: 2022-02-11typescript

TypeScript Ergonomic Brand Checks

Posted: 2022-02-04typescript

TypeScript Dynamic Discriminant with Template String

Posted: 2022-01-31typescript

TypeScript Awaited Type

Posted: 2022-01-26typescript

Typescript Web Project and Environment Variables

Posted: 2022-01-26typescript react solidjs

TypeScript Static Unnamed Method with version 4.4

Posted: 2022-01-20typescript

TypeScript Index Signature Dynamic Signature Property with version 4.4

Posted: 2022-01-14typescript

TypeScript Guard Condition Improvements with version 4.4

Posted: 2022-01-10typescript

How to Pass Value to useCallback in React Hooks

Posted: 2019-05-09react react-hooks typescript

TypeScript Exhaustive Check your Reducer

Posted: 2019-05-01redux typescript

The authorization and authentication in GraphQL

Posted: 2019-04-25graphql typescript

How to consume GraphQL in TypeScript and React

Posted: 2019-04-17graphql react typescript

GraphQL Extension to Collect HTTP and Resolvers Telemetry

Posted: 2019-04-09graphql typescript

How to automatically generate TypeScript for consumer of your GraphQL

Posted: 2019-04-02graphql typescript

TypeScript with Strong Typed Action when using useReducer of React Hooks

Posted: 2019-03-05react-hooks typescript

GraphQL Resolvers with Apollo

Posted: 2019-02-26graphql typescript

How to setup a TypeScript, NodeJS, Express Apollo Server to easy debugging with VsCode

Posted: 2019-02-21graphql nodejs-web typescript vscode

Apollo GraphQL Resolvers and Data Source separation

Posted: 2019-02-13graphql typescript

GraphQL Query with Argument

Posted: 2019-02-07graphql typescript

GraphQL Context

Posted: 2019-01-28graphql typescript

Apollo Server and Secured Playground

Posted: 2019-01-25graphql typescript

Apollo Server Playground

Posted: 2019-01-22grpc typescript nodejs

Install Apollo Server to host a GraphQL service

Posted: 2019-01-14graphql typescript

Testing Redux next and api.dispatch with TypeScript and Jest

Posted: 2018-11-07jest redux typescript

Redux Structure Best Practices

Posted: 2018-10-30redux typescript

Mocking Every Functions of an Object with Jest and TypeScript

Posted: 2018-10-18jest typescript

How to organize all the model interfaces and types in your TypeScript project

Posted: 2018-09-26typescript

My Second TypeScript Book is Available

Posted: 2018-09-14general typescript

Burning the last GIT commit into your telemetry/log

Posted: 2018-08-30ci npm react typescript

Google Analytic with React and Redux

Posted: 2018-08-28react redux typescript

Increasing Performance of thousand of LI with expandable row by React-virtualized

Posted: 2018-08-20react typescript

Top 5 Improvements that Boost Netflix Partner Portal Website Performance

Posted: 2018-08-16react redux typescript

Telemetry has a Centerpiece of Your Software

Posted: 2018-08-14best-practices react redux softwares typescript

Using TypeScript and React to create a Chrome Extension Developer Tool

Posted: 2018-08-09extension react typescript

TypeScript: Testing Private Members

Posted: 2018-07-31jest test typescript

TypeScript and React - Continuous Integration for Pull Request from 3 minutes to 1 minute

Posted: 2018-07-25ci react typescript

Data Access Gateway Project

Posted: 2018-07-17typescript

Animating a React Component

Posted: 2018-06-26react typescript

How to set and read bitwise enum values in TypeScript

Posted: 2018-06-19typescript

Simple Pattern to use Highchart and React

Posted: 2018-06-12react typescript

TypeScript and Redux Immutability Functions

Posted: 2018-06-05redux typescript

How to Organize Model Type with TypeScript and React/Redux

Posted: 2018-05-29react redux typescript

Index Signature in TypeScript with a Twist

Posted: 2018-05-22typescript

Reducing Boilerplate of Redux with TypeScript

Posted: 2018-05-15redux typescript

TypeScript Exhaustive Check

Posted: 2018-05-08typescript

4 Features to Boost React-Redux Performance

Posted: 2018-05-01react redux typescript

Why I wrote a TypeScript book?

Posted: 2018-04-23typescript

React Dropdown Mounting Optimization from 400ms to 2ms

Posted: 2018-04-10react typescript

NPM locally to increase coding velocity between two projects

Posted: 2018-04-03nodejs-web npm typescript

TypeScript strictPropertyInitialization should be turned on

Posted: 2018-03-27typescript

Creating Test with Jest and TypeScript wiht describe, beforeEach and it

Posted: 2018-03-20jest typescript

Strongly Typed Mock with TypeScript and Jest

Posted: 2018-03-13jest typescript

TypeScript Redux Action from User Defined Guard to Discriminated Union

Posted: 2018-02-20redux typescript

TypeScript with a generic React Component that use generic property

Posted: 2018-01-09react typescript

How to unit test a file in Jest that use webworker?

Posted: 2017-12-14jest typescript

Debug TypeScript Unit Test with Jest and VsCode

Posted: 2017-12-12typescript visual-studio

Optimizing Redux Store Mapping

Posted: 2017-12-05react redux typescript

TypeScript and Object.Entries

Posted: 2017-11-30typescript

How to Have A Hook Before a Redux Store Notify its Subscriber with TypeScript

Posted: 2017-11-22react redux typescript

Authenticating with OpenID Connect (OIDC) in TypeScript

Posted: 2017-10-31react redux typescript

How to Create a Typed Redux Middleware in TypeScript

Posted: 2017-10-20react typescript

TypeScript and Restricting String to Interface Members

Posted: 2017-10-17typescript

TypeScript, React and Redux Part 5 : Reducer with Different Actions

Posted: 2017-10-11react typescript

How I Migrated an Existing AngularJs Project from JavaScript to TypeScript (Part 2 of 2)

Posted: 2017-10-05angular javascript typescript

How I Migrated an Existing AngularJs Project from JavaScript to TypeScript (Part 1 of 2)

Posted: 2017-10-02angular javascript typescript

TypeScript, React and Redux Part 4 : Multiple Returns from Action Creator

Posted: 2017-09-27react typescript

TypeScript, React and Redux Part 3 : Binding the Store and Component

Posted: 2017-09-20react typescript

TypeScript, React and Redux Part 2 : Creating the Store and the Reducer

Posted: 2017-09-13react typescript

TypeScript, React and Redux Part 1 : The Big Picture

Posted: 2017-09-06react typescript

TypeScript vs Flow (Part 3 of 3) - Syntax Difference

Posted: 2017-08-30flow typescript

TypeScript vs Flow (Part 2 of 3) - High Level Coding

Posted: 2017-08-23flow typescript

TypeScript vs Flow (Part 1 of 3) - Who are they?

Posted: 2017-08-16flow typescript

Pros and Cons of Using TypeScript

Posted: 2017-08-09typescript

TypeScript Boolean Function can Return Undefined

Posted: 2017-08-03typescript

Resizing an Image with NodeJs

Posted: 2017-08-01azure cognitive-api javascript nodejs-web typescript

Create a Local Search Tool for Pictures in NodeJs

Posted: 2017-07-26azure cognitive-api javascript nodejs-web typescript

Using TypeScript, React and WebPack

Posted: 2017-07-24javascript nodejs-web react typescript webpack

My First Two TypeScript 2.x Video Courses are Available

Posted: 2017-07-06typescript

TypeScript Class Decorator : Method Performance

Posted: 2017-05-09typescript

Difference between TypeScript Class Function, Class Instance Function and Static Function

Posted: 2017-05-01typescript

Comment your Code

Posted: 2017-04-27typescript

How to setup TypeScript and React

Posted: 2017-04-25react typescript

Gulp Watch to build only changed TypeScript

Posted: 2017-04-20gulp typescript

How to unit test private method in TypeScript (part 2)

Posted: 2017-04-13test typescript

Compiling TypeScript for a specific folder to increase build performance

Posted: 2017-04-11gulp typescript

Delegating Consuming Task into WebWorker

Posted: 2017-03-23javascript typescript

Visual Studio Code with NPM and TypeScript (Part 6 : Lazy-loading)

Posted: 2017-03-20gulp javascript nodejs-web typescript

TypeScript Object Spread Property

Posted: 2017-03-15javascript typescript

Visual Studio Code with NPM and TypeScript (Part 5 : TsLint)

Posted: 2017-03-13gulp nodejs-web typescript

TypeScript and Object Rest a.k.a. destructuring

Posted: 2017-03-09javascript typescript

Visual Studio Code with NPM and TypeScript (Part 4 : Node Server)

Posted: 2017-03-06nodejs-web typescript

Compiling Individual TypeScript File with VSCode

Posted: 2017-03-02typescript visual-studio

Visual Studio Code with NPM and TypeScript (Part 3 : Gulp)

Posted: 2017-02-27gulp typescript

Visual Studio Code with NPM and TypeScript (Part 2 : TypeScript)

Posted: 2017-02-20typescript

Visual Studio Code with NPM and TypeScript (Part 1 : NPM)

Posted: 2017-02-13nodejs-web typescript visual-studio

How to use Visual Studio 2015 with ASP.NET MVC5 and TypeScript 2.1+

Posted: 2017-02-09asp-mvc typescript visual-studio

How to use multiple TypeScript files

Posted: 2017-02-07asp-mvc typescript

Drag and drop with React and JQuery

Posted: 2016-12-09typescript

How to Write a IF Statement that determine a value

Posted: 2016-10-05best-practices c-sharp javascript typescript

TypeScript 2.0 cast required for simple boolean?

Posted: 2016-09-27typescript

Learnings from my First Enterprise Project with Facebook React

Posted: 2016-08-16react typescript

TypeScript comparison of null and undefined

Posted: 2016-08-02typescript

VsCode and TypeScript

Posted: 2016-05-19nodejs-web typescript visual-studio

Unit Testing with TypeScript - 3 Tricks to help you with private method

Posted: 2016-02-09typescript

Unit Tests Simple Method

Posted: 2016-01-18javascript typescript

TypeScript Abstract Classes

Posted: 2015-05-11javascript typescript

TypeScript cast of string to number

Posted: 2015-05-05typescript

TypeScript Hashmap Equivalence in JavaScript

Posted: 2014-10-21javascript typescript

How To Debug With Visual Studio And TypeScript

Posted: 2014-10-14typescript