Category JavaScript

Node.js

How to Upload Images and Videos to Cloudinary in Your Node.js Application: Step-by-Step Tutorial

In this detailed tutorial, I will demonstrate how to upload images and videos to Cloudinary within a Node.js application. I'll personally guide you through configuring your Cloudinary account and integrating the necessary packages into your application. Subsequently, we'll delve into the implementation details, and I'll provide code snippets to help you navigate the uploading process.

Tonie
April 18, 2023

JavaScript, Next.js, React

Using SWR for Efficient Data Fetching in Next.js Applications

It is common to see Next.js applications that make use of client-side data fetching. The challenge with this technique of data fetching is that you have to render data based on user interaction, which can lead to several issues if not handled properly.

Umoren
April 11, 2023

JavaScript

JavaScript Closures and Scoping: Understanding Execution Context and Variable Hoisting

Scoping in JavaScript is a set of rules and mechanisms that govern the visibility and accessibility of variables, functions, and objects in the code. Scoping creates a hierarchical structure for variable and function access, which is important for controlling how and where identifiers can be accessed or modified. JavaScript supports two types of scoping: global and local.

Jaja
April 9, 2023

JavaScript, Machine Learning, Swarm Intelligence

Swarm Intelligence: Infusoria Slipper

I set a research goal for myself: to understand the most optimal decision-making algorithms at each level of task-setting, and to move from simpler solutions to more and more complex ones as the external environment becomes more complicated.

Nikita Bragin
April 6, 2023

JavaScript

Exploring Modern JavaScript: A Comprehensive Guide to ES6 and Beyond

The guide is a comprehensive resource for learning modern JavaScript, including ES6 and beyond. It covers key topics such as functions, classes, asynchronous, Promises and Async/Await, etc.

Jaja
April 1, 2023

JavaScript

Error Handling in JavaScript: A Guide to Try/Catch, Throw, and Custom Error Classes

Mastering error handling skills in JS is vital for developers to create resilient apps and ensure user satisfaction. Deep understanding of error handling is essential for building lasting apps.

Jaja
March 30, 2023

An Introduction to Pinia: The Alternative State Management Library for Vue.js Applications

The maintenance of the application’s data and ensuring that other components can access and modify the data as necessary depending on state management in Vue.js applications. Because of its component-based architecture, Vue.js comes with a straightforward state management system pre-installed. Yet, developers frequently require increasingly sophisticated state management systems as applications increase in size and complexity.

Ekekenta
March 29, 2023

Express.js, JavaScript, Node.js

How to mock a Sequelize database

Sequelize is a powerful Object-Relational Mapping (ORM) library for Node.js that allows developers to interact with databases using JavaScript. It provides a simple and elegant way to define and manipulate data models that map to relational database tables.

Umoren
March 26, 2023

JavaScript, React

Bootstrap your next Preact application with Bun

In recent times, runtimes like Node.js and Deno have increased in popularity due to their role in revolutionizing the JavaScript ecosystem. However, there is also increased consideration for speed and native features that the runtimes provide, as they aren’t as fast and also do not provide native features for certain actions like bundling, transpiling, and package management.

peter
March 25, 2023

React Native

Building a Realtime Messaging app with React Native and Firebase

In today's world, it's essential for web and mobile apps to have real-time functionality. This guide shows you how to add real-time messaging functionality a React Native mobile apps using Firebase SDK.

Oluwaseun Raphael
March 20, 2023