Tech Articles - hackajob Insider

All You Need To Know About C# Switch Statements

Since C# was first introduced, the switch statement has been an integral part of it. If you're a developer who works with this language, or even just someone who's interested in it, you may have noticed that there was a lack of flexibility in what we could do with the C# switch. But not anymore!

javascript

An Introduction to JavaScript ES6 Features

ES6 brought in a lot of path-breaking changes to JavaScript. If you're a JavaScript developer or just interested in the language, we're going through some of the new additions in ES6 that have made Javascript more versatile than ever.

Go

How to Write and Test a Rest API (CRUD) with GORM and Gin

Want to know how to do Rest API testing in Go? This simple tech tutorial will show you how, as well as how to use gin and gorm. Find out more here.

chatbot

The Future is Conversational. Say “Hello” to Chatbots!

There's a 90% chance you've come across a chatbot before – they're everywhere nowadays. You may even have come across one on our homepage. So how can chatbots actually help us?

Tech Articles

How to Sort in Java: Selection, Insertion, and Bubble

Ever wondered how to sort in Java and what it means to select, insert, and bubble? Then we've got you covered in this tech tutorial. Whether you're practising for a whiteboard coding scenario or would like to know just for fun, mastering how to sort will definitely come in handy.

What The Tech

What The Tech?!: Lifting the Lid on OAuth (Part 1)

You might not know it, but you’ve probably used OAuth at least once in your life – especially if you’re a fan of connecting your social media accounts to apps and websites. But you also might not be entirely sure what it means or does....

Tech Tutorial

Implementing Binary Search Trees in Java

Ever wondered how to code a binary search tree? It's easier than you think. Keep reading to find out how we can insert nodes in a binary search tree, perform traversals, and also how to delete nodes. You'll be an expert in no time!

ReactNative

How to Share Messages with React Native

Most apps these days offer a way to share content from their app to another app. Just imagine a world where we didn't share what we've come across - that's right, no links, emails, files or even memes. Weird right?

Java

How to Implement Stacks and Queues in Java

Delve into the fundamental data structures for Java that are stacks, and queues. You’ll find these data structures highly used in Computer Science to implement functionality and logic.

Data Science

5 Tips for Starting Off in Data Science

If you're interested in working in a diverse industry such as FinTech, robotics or even policing, then a career in Data Science might be for you. With so many opportunities available, it's no wonder why it's becoming a buzzword amongst those looking to hire techies.

Python

4 Libraries to Hack Text Processing in Python

Natural language processing is one of the areas of artificial intelligence that has seen a major growth in the last few years and it's easy to see why. With current advances in deep learning algorithms from text, such as...

Java

Implementing Linked Lists in Java

If you’re someone who is even remotely into Java, there is no way that you are not familiar with Linked Lists. A vast majority of technical interviews would include at least one question from linked lists and it is one of the most fundamental data structures in Computer Science

kubernetes

How to Manage a Kubernetes cluster state for High Availability

Whether you’ve been using Kubernetes for a while, or you’re still testing it out, it’s more than likely that you’ve come across Kubernetes events before. But what exactly...

ReactNative

How to create a component with gesture recognition in React Native

Wondering if there's an easy way to create a component in your app that can detect the direction of the finger swipe (Swipe Gesture)?

Remote

Remote Hiring: The future is now

Organisations have been successfully finding and hiring great candidates remotely for years, but never before has the entire global workforce been thrown so abruptly into relying on fully remote processes.

coding challenge

Introducing our New Learning & Assessment Platform

At hackajob, we're constantly cooking up new ideas to make your experience even better on our platform and we always take your feedback onboard. It's why we're really proud to announce our latest venture; our brand new Learning & Assessment Platform 🎉

django

Testing your Django Application

When writing any kind of software, it’s crucial to test the code and therefore the application you’ve created.

ReactNative

Getting Started with Expo

If you’re keen to learn all-things React Native (including the types of things you can build), without the need to deal with dependency settings, links and compatibility issues; we recommend giving this tutorial a try.

Java

Concurrency and Improvements in Java 8: Part 2

Discover how to use the CompletableFuture class in Java.

Python

How to Deploy a RESTful Application with CRUD Endpoints

Learn how to deploy a RESTful application with CRUD endpoints.

Java

Type and Repeatable Annotations Explained

The last in our ‘Improvements in Java 8’ series, in this article we’ll be concentrating on both Type and Repeatable annotations in detail and explaining their benefits.

ReactNative

Using the KeyboardAvoidingView in React Native

This week, we’re going to be learning how to use and implement the KeyboardAvoidingView.

ReactNative

Learn to use Firebase with React Native: Part 3

If you’ve been following along so far, you should have built an app that can operate without an internet connection and is connected with Firebase. In this tutorial, you’ll be working on CRUD operations with Firebase; starting with learning how to insert data.

Java

Concurrency and Improvements in Java 8: Part 1

When Java 8 was introduced, lambda expressions and the Stream API were among the most talked about features in this release. However, Java 8 has also added a class called ‘CompletableFuture’ in the Concurrency API...

ReactNative

Learn to use Firebase with React Native: Part 2

In Part 2 of this tutorial, you’ll be working on a connection between your app and Firebase itself.