Peter Kayere is a talented and enthusiastic software developer. He has a great passion in software development, particularly mobile application development. Peter’s most used programming languages are Kotlin, Swift, and Javascript.
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Jun 14, 2021
In the modern technological world, it is very rare to find stand-alone applications. Most applications depend on resources from other applications. These resources are made available through the use of APIs....
May 6, 2021
Streams are objects that allows developers to read/write data to and from a source in a continuous manner. There are four main types of streams in Node.js; readable, writable, duplex and transform. Each stream...
Mar 29, 2021
Dependency injection is a programming technique that makes a class independent of its dependencies. This is made possible by decoupling the usage of an object from its creation. Many Android developers are...
Feb 8, 2021
Introduction Suspending functions and/or coroutines launched with the async builder return single values. These values can be strings, integers, boolean, or even lists. But, what if we want to return multiple...
Jan 25, 2021
Coroutines were introduced in Kotlin 1.1. They brought about a new way of writing asynchronous, non-blocking code. An asynchronous code (from asynchronous programming) is code that runs parallel to others. It...
Jan 20, 2021
Other than writing unit tests, developers also have to write User Interface tests to ensure their UI works as expected. Many times, developers find themselves doing these tests manually. Well, it is not much of...
Jan 10, 2021
Unit testing is a crucial feature of software development. It brings about a development paradigm known as Test Driven Development (TDD). These tests typically test the business logic of applications. In Test...
Dec 17, 2020
Most Android applications require local data storage. In the past years, we have achieved this through the use of SQLite databases. Room is a persistent library that is part of the Android jetpack. It is built...
Nov 22, 2020
Slide transition between screens is common in Android applications. We can use the navigation components or a swipe-able view to create this transition. A common swipe-able view is ViewPager2. The ViewPager...
Nov 4, 2020
In a previous article we discuss the approach of extending a custom view in Android. Another approach to creating a custom View is by extending an existing widget. Extending an existing subclass is relatively...
Oct 26, 2020
A view is a basic building block of UI (User Interface) in Android. The Android platform has a variety of views. These views tend to meet most applications UI needs. In some cases, these ready-built views...
Oct 13, 2020
When building web applications and APIs in Node.js, we sometimes come across tasks that need to be done repeatedly. This can be at a specific time everyday, month, or even year depending on the task. Some of...
Sep 28, 2020
Node.js has various frameworks, each of which is catered to the varying demands of users and developers. This article will give a comparison between the three major Node.js frameworks, Express, Hapi, and Koa....
Sep 7, 2020
In my previous article, we went over an introduction to hapi.js framework, and I briefly mentioned Koa.js, another major Node.js framework. This article will us give an introduction to the Koa.js framework, its...
Aug 17, 2020
Node.js has become increasingly popular in the software industry. With this popularity comes a great need for developers to create frameworks that make Node.js application development easier. There are various...
Aug 6, 2020
Websockets are becoming very common in the modern web development environment. Most web developers nowadays want to develop real-time web applications or customize their existing applications to become...