JavaScript - Jerry Ng's blog

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JavaScript

The core language of the World Wide Web.

JWT vs Cookie: Why Comparing the Two Is Misleading

There is a lot of confusion about cookies, sessions, token-based authentication, and JWT. Today, I want to clarify what people mean when they talk about “JWT vs Cookie, “Local Storage vs Cookies”, “Session vs token-based authentication”, and “Bearer token vs Cookie” once and for all. Here’s a hint — we

How To Build a Pastebin Clone for Free

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How To Build a Pastebin Clone for Free

Today, we will be building a Pastebin [https://pastebin.mozilla.org/] clone — a web service that allows users to upload and share text through links known as ‘pastes’. What follows is my journey of how I create a Pastebin clone using serverless functions through Cloudflare Worker [https://workers.cloudflare.com/

Cloudflare Worker

I Built My Own TinyURL. Here’s How I Did It

Designing a URL shortener such as TinyURL and Bitly is one of the most common system design interview questions in software engineering. While meddling around with Cloudflare Worker to sync the Daily LeetCode Challenge to my Todoist, it gave me an idea to build an actual URL shortener that can

Writing down todos

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How I Sync Daily LeetCoding Challenge to Todoist

If you have ever been on a job hunt for a software developer position, you would have come across the so-called LeetCode style interviews. Even though most of us don’t have to invert a Binary Tree at our actual job, that is how most coding/technical interviews are conducted

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