9 hours ago
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Building a REST API in Play Framework
Article originally posted on my personal website under Building a REST API in Play Framework. Sample requests can also be found there
When building web applications, REST has become the most widely used approach because it is easy to use and easy to implement. In this tutorial I will be showing how to build a simple REST API in...
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1 day ago
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JavaScript Interview Questions and Answers you should know - Junior and Senior
It is important to be prepared prior to a job interview as you only have 1️⃣ chance to impress and convince the interviewers that you are the one they are looking for. Typically, you will meet up with different engineers who will ask very hard questions, and unfortunately, you will most likely not get the job 🤦🙅 if one of them s...
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1 day ago
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How (and Why) You Should Post on DevDojo Today
Today I want to share a great new developer community that you can use to share your blog posts and knowledge that you want to make available to others.
This community is called DevDojo. I want to share it with you because I believe it has everything blogging sites like Dev and Hashnode have, plus many more features that can acc...
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2 days ago
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The React Router Cheatsheet: Everything You Should Know
If you're building React applications for the web, you're going to need to use a dedicated router to display pages and navigate your user around them.
That's why today we're going to go over the most popular and most powerful router for React applications--React Router.
We're going to go over 11 of the essential features you nee...
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2 days ago
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Windows API - More on Virtual Memory Management
In this blog, we are going to have a look at some basic memory related things that we can do with the API functions that we learnt about in last blog post along with a new function VirtualQuery.
Before we start, I want to tell you about a function from Windows API which is GetLastError from Windows API. It is used to get the err...
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3 days ago
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A brief guide to ::before and ::after in CSS | Tutorial
In this post, we'll discuss about the **::before and ::after use cases.
Intro
The ::before and ::after are CSS pseudo elements, and they allow you to add content to the page without having any additional HTML. While they are not technically part of the DOM they will appear as if they are.
These pseudo elements are mostly used to...
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3 days ago
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DevDojo Weekly Winners Week 3 April 2021
It's that time of the week again. That's right, the time of the week where we congratulate five winners on DevDojo to win a quick $20 for writing an awesome article or tutorial.
If you want to learn more about how you can join in on this weekly contest. Click here to check out the official rules.
Ok, below are the five posts tha...
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3 days ago
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5 Things Every React Developer Should Know About State
One of the most important concepts for every React developer is state--what it is, how to properly use it, and to avoid common pitfalls as your build your applications.
Let's cover five of the most essential parts of state that you need to know, each of which build upon each other to aid your overall understanding of a somewhat...
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4 days ago
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Understanding the React useState() Hook
Introduction
Hooks were introduced in React v16.8.0. Prior to that, if we had written a functional component and wanted to add state or make use of lifecycle methods to perform operations such as data fetching and manual DOM manipulation, the functional component had to be converted into class based component.
However, introduct...
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5 days ago
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SaSS basics to advanced: Give superpower to your CSS
SASS is CSS with superpowers. So, as front-end developer and learner I researched about LESS which was great but very soon I changed to SASS because of using pre/post processor you can write CSS more programmatically and can help you develop robust systems.
Nonetheless, I regularly find that individuals just know a couple of fun...
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6 days ago
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25 Marvelous Resources to satisfy your image needs 🙌
Hello Devs 👋
This is Savio here. I'm young dev with an intention to enhance as a successful web developer. I love building web apps with React. I have proved my superiority in frontend technologies.
Today, I'm gonna share 25 Marvelous Resources to satisfy your image needs 🙌
Free Illustration Resources.
Open Peeps
The library w...
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6 days ago
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Using “pepper” to increase password storing security
Article originally posted o my personal website under How to securely store the password using a salt and pepper
In a previous article I wrote how to securely store a password in the database. The article got the attention of many fellow developers and so I decided to improve it even more by writing this article. You see, even t...
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6 days ago
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5 Key Lessons React Tutorials Don't Teach
There are many essential concepts and lessons that React developers need to know that simply aren't covered in most tutorials.
I have handpicked the topics I believe are some of the most important for you to know, but few articles have dedicated the time to cover in detail.
Let's take a look at five key React lessons worth knowi...
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1 week ago
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What is Redux? Practical guide to Redux
This post is not for beginners. Here we'll discuss Redux, the JavaScript library used for managing React state. And also I will give you a practical guide to Redux.
Without further ado! Let's get into it.
Introduction
"A predictable state container for JS Apps" Simply put, Redux makes it easy to manage the state of yo...
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1 week ago
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Is React a Library or a Framework? Why It Matters
Developers have spent a great deal of time what React is, but have left out why this topic matters so greatly for anyone who builds React applications.
The answer to this question is essential for any React developer, regardless of their skill level, because it indicates what they must know and how they must work in developing a...
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1 week ago
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10 SaaS Startups Ideas to Build in 2021
Introduction
Software-as-a-Service, or SaaS for short, in most cases, is a platform that provides a specific service on a monthly or yearly subscription plan.
Popular SaaS products are Netflix, Spotify, Dropbox, and Slack. They all offer a specific service which you pay a certain amount for every month.
Running a SaaS business c...
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1 week ago
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5 Tips On How To Stay Motivated And Productive As A Developer
Introduction
Whether you are a senior developer, or you have just started getting into code, there comes a time when you start losing motivation. It is normal to lose motivation and that lack of motivation can sometimes stick for a long time. Unfortunately, there can be hundreds of reasons that can make you lose motivation. For...
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1 week ago
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What is Proxy in JavaScript?
An proxy object wraps another item and captures tasks like perusing/composing properties and some essential activities.
const proxy = new Proxy(target, handler);
Proxy is created with two parameters.
Target: Original object which you want to proxy.
Handler: Object that defines which operations to intercept and redefine the in...
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1 week ago
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Wave V2 released and Open Sourced 🎉
Hey everyone! Today is an exciting day because we are releasing and open-sourcing our Software as a Service Starter Kit, Wave.
Why open-source it? What kind of new features are in this version? Read on, and I'll explain it a little further 😉.
Why Open Source?
Back in late 2018, we released the first version of Wave, built on Voy...
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1 week ago
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Hashing in Data Structures
Have you ever used hashing in your projects or played fun games build around it and wondered what can be the other uses of it and how it can make our apps and games much faster ?
What is hashing by the way?
hashing is a simple technique by which you can convert a convert a value into another by using a simple mathematical functi...
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1 week ago
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What is competitive programming?
Competitive Programming is a contest usually held over the internet involving participants trying to solve well-defined problems by writing computer programs according to provided specifications. Contestants are referred to as sport programmers.
A competition generally involves the host presenting a set of logical or mathematic...
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1 week ago
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The React Tutorial for 2021: A Complete Guide
Welcome to a tutorial made to help you become effective with React as quickly as possible as you build a complete application along the way.
As compared to many tutorials you might have gone through before, this one is meant to be thoroughly practical from start to finish.
You will learn how to create an entire React application...
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1 week ago
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DevDojo Weekly Winners Week 2 April 2021
Well, it's another week down and another set of weekly winners 🎉
Learn how you can earn some cash prizes by creating tutorials on the DevDojo, be sure to visit the rules page here.
We had some really amazing posts added last week and it was hard to only select 5, but we were able to widdle it down to these weekly winners 🏆
1. Us...
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1 week ago
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A brief guide to Animations in CSS
Don't be afraid of animation. They're easy. This small started guide will help you in creating 4 simple type of keyframe animations.
Keyframes
You can use CSS keyframes to create some cool animation by transitioning between CSS properties. This quick intro to keyframe animation will cover the animation properties and show you f...
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1 week ago
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The React Roadmap 🏁 10 Steps to Become a React Developer in 2021
Learning how to become a confident React developer takes hard work, but not knowing the right way to become one can make it much harder.
Learning React doesn't have to be a chore.
Let's break down the 10 steps that will make your time and effort becoming a React developer easier and more fun. All while delivering consistent, car...
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1 week ago
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Creating an Image search app using Unsplash API with infinite scrolling 📸
Hello Folks 👋
This is Savio here. I'm young dev with an intention to enhance as a successful web developer. I love building web apps with React. I have proved my superiority in frontend technologies.
Today, I'm super pumped to build an amazing Image search app using Unsplash API with infinite scrolling. So, let's get started ✌...
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1 week ago
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Git stash - Store your uncommitted changes aside to work on it later
Introduction
In this post, we'll be looking at the git stash command and its usage. We come across situations in our development work where we are in the middle of a task with quite a good amount of code changes and have to switch to some other task that has come on priority. Now, if the changes are somewhat complete then we can...
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2 weeks ago
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Why your website should have a Skip Link?
It's critical that any web pages you create are accessible to all. Unfortunately, it's something that's often ignored and neglected.
This quick and easy tutorial will show you how to add a skip link to your page to make it more accessible. It's usually a good idea to incorporate accessibility into something you're making because...
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2 weeks ago
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What is Currying in JavaScript?
Currying is a technique of evaluating function with multiple arguments, into sequence of function with single argument.
Currying is a transformation of function that translates a function from callable as f(a, b, c) into callable as f(a)(b)(c).
function curry(f) {
return function(a) {
return function(b) {...
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2 weeks ago
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Using JSON Web Tokens for Authorization
Article originally posted on my personal website under Using JWT in Java
A useful feature of a web application is the possibility to authorize a client to access certain features of the app. Once authentication happens, it is important to also check that a client has access to the requested feature. An easy to use method is prov...
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