Understand what JavaScript promise and JavaScript observable are and know their difference. — Data that you need for your application will not be available immediately. This is where the JavaScript promise vs JavaScript observable comes in. Any modern application will always need to have a way to be reactive. What this means is that your applications should be aware of data changes and…

React and React Native use a simple idea of view on top of view, and this is why React fragments are very important. Well, before we go any further, you may have been faced with the infamous (yes, infamous) error warning — Adjacent JSX elements must be wrapped in an enclosing tag. Well, this is where React fragments come in handy. But why do you get this error and how can React fragments help you solve the issue in an efficient manner? …

Do you always wonder whether to use Python list comprehension or its counterpart? Well, let’s see which is better and why. This piece is a really short and quick one. We will see which is the best, why, and when to use either a Python list comprehension or a Python…

Part 2 of a series on sorting Python lists — This is the second part of this awesome short series of how to sort a Python list. We will be sorting a list of Python dictionaries! So let’s do this! Well, the first part of this mini-series introduced you to some of the core concepts of how to sort Python…

How to sort a Python list — Part 1. — There is nothing as common as sorting when it comes to working with data. This tutorial will give you a two-part guide on how to sort Python lists. When you work with Python data,you will find yourself at one point or another needing to sort a Python list, based on…

There are a couple of ways to remove item from a Python list. This simple guide will focus mainly on the built-in Python methods for doing this! There comes a time where you wonder about the best method to remove an item from a Python list. …

Arrays, otherwise known as lists in Python, are common data structures in Python. A Python list contains items and it can be modified by adding more items to it. There are three standard ways of adding items to a Python list and these are: insert extend append Of course, many…

There are many ways to remove items from a JavaScript array. In this piece, we will look at 5 ways to do this. For one reason or the other, at times you want to remove items from a JavaScript array. Well, there are very many options out there, but with…

Any modern web application needs a modern way of handling reactive programming challenges. In this guide, we will look at how NGXS can help you achieve this. Well, now that you have your web application ready, you start to feel that there is a way that you could possibly handle…