JavaScript

Build Real-World React Native App #10 : Setup in-App Purchase in iOS

By Krissanawat Kaewsanmuang   14,359 Feb 1, 2021

The most awaited and considerably the lengthiest chapter is here. In this chapter, we will learn how to add the in-app purchase service in React Native using React Native IAP package The configurations are mainly for the iOS platform. Here, we are going to set up the subscriptions and configure the App Store Connect to […]

Why Fastify is a better Nodejs framework for your next project compared to Express

By Umoren Samuel   26,136 Jan 25, 2021

Nodejs is JavaScript cross-platform runtime environment. When it comes to building a simple HTTP server for a project, building with nodejs, is simpler and lighter. This is because you don’t get to introduce external modules, built-in node modules.

Writing end-to-end tests for Nuxt apps using jsdom and AVA

By Emmanuel John   7,902 Jan 21, 2021

Testing is a very important aspect of web application development. It can help reveal bugs before they appear and also instill confidence in your web application, especially during its launch. In this article, we will explore jsdom and AVA testing frameworks while writing tests for the Nuxt application.

Build Real-World React Native App #9 : Implementing Remove Ads Feature

By Krissanawat Kaewsanmuang   6,722 Jan 19, 2021

One of the simplest ways to make money from apps is through Advertisements. Hence, we have a popular ads network for mobile that is Admob. There are many ways to implement ads in our app. We can simply pick some ideas from the play store and implement them.

Building a Pokedex with Next.js

By Ibrahima Khalil   10,389 Jan 12, 2021

Next.js is a framework for building static and dynamic React apps. It's production-ready and ships with handy features to get your app up and running in no-time. Next.js offers different ways of fetch

How to Add Custom Fonts in Flutter

By Krissanawat Kaewsanmuang   37,042 Jan 11, 2021

In this tutorial, we are going to learn how to add the custom font to our Flutter app. The integration will work for both Android as well as iOS platforms. The steps are simple and easy to understand. We are going to make use of Google Fonts to download the required fonts which we are going to integrate into our project.

Optimizing Graphql Data Queries with Data Loader

By Emmanuel John   12,244 Jan 8, 2021

When building any scalable application, performance, as well as speed, are important factors to consider. Hence optimization is crucial. There are numerous optimization techniques you should consider when working with GraphQL servers, but the most common is the caching technique which returns persistent data, and also the batching technique which reduces the number of round trips your server makes to the database.

Node.js Lesson 14: Asynchronous Development

By Mohammad Shad Mirza   10,034 Jan 6, 2021

Asynchronous Operation refers to the flow of execution when something doesn't follow the line by line execution of code but waits for some time. Set timeout is a general of an asynchronous task. What happens when you create a timeout task?

Build Real-World React Native App #8 : implement Dark mode

By Krissanawat Kaewsanmuang   7,605 Dec 29, 2020

In this chapter, we are going to implement a new feature in our app. The feature is called dark mode which is very prevalent in the app nowadays. The dark mode is configured into any app to make it night friendly or low light friendly.

Using Feature Flags for A/B Testing & Optionally Enable/Disable Features in Your NodeJS Project

By Bradley Kofi   5,111 Dec 25, 2020

Feature flags make it possible to write A/B tests and to enable or disable features inside your app on-the-fly. This is highly beneficial when testing or rolling out new features.