Gbolahan Olagunju

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12 Stories by Gbolahan Olagunju

Understanding linear and binary search in JavaScript

Find out how to implement linear search and binary search in JavaScript and determine the right time to use each algorithm.
0 2 min read

An overview of technical differences between loops in JavaScript

This post explains the functions of different loops in JavaScript to help you better apply these functions to your code.
0 3 min read

How to decide between classes v. closures in JavaScript

Should you use classes or closures in your JavaScript code? This post helps you compare both functions to more easily determine which is best...
1 3 min read

Getting to know the Intl API in JavaScript

This tutorial shows you how to use the Intl API to customize your application across timezones and locations to improve user experience.
0 2 min read

Security and performance tips and tricks for your GraphQL servers

This post gives you a few tips to optimize security and performance in your GraphQL applications.
2 4 min read

Writing reusable end-to-end tests with TestCafe

Find out how to write end-to-end tests for your web applications using TestCafe on Node.js.
2 3 min read

Demystifying function and variable hoisting in JavaScript

Take a look at this overview of function declaration, function expression, and arrow functions in JavaScript.
3 2 min read

Pagination in GraphQL with Prisma the right way

Learn how to use pagination arguments in GraphQL with Prisma to more easily retrieve information from databases.
0 2 min read

A closer look at JavaScript closures, higher-order functions, and currying

This tutorial outlines the concepts behind closures, higher-order functions, and currying to offer insight into how popular JavaScript libraries implement functions such as the...
0 5 min read

Writing end-to-end tests for GraphQL servers using Jest

This guide walks you through end-to-end testing for GraphQL servers using Jest to ensure your applications work properly after changes.
2 5 min read

JWT authentication with Apollo Server 2: tips and tricks

This article teaches you to use JWT authentication to perform one of the most efficient and scalable methods for user authentication.
0 5 min read

New and potential ES2019 JavaScript features every developer should be excited about

Read about new ES2019 JavaScript features and learn how to enhance your experience as a developer and increase readability.
6 4 min read