Negar's Nook

Thoughts on building things, and notes on what I learn along the way.

Featured

• Litter Hero: A Gamified App to Make Cities Cleaner

  Published:Aug 14, 2026 |  at 11:17 AM

  Litter Hero is a community-driven web app where users report litter, verify cleanups through voting, and earn points for making their city cleaner — built with React, Node.js, PostgreSQL, and a lot of team effort.

• Postgres for Metadata, Garage for Megabytes

  Published:May 21, 2026 |  at 02:38 PM

  How we wired S3-compatible object storage into Litter Hero without touching AWS, multer, PutObject, and a fake region called garage.

• Building an Accessible Camera Flow in React: Permissions, Failure States, and Clean UX

  Published:May 7, 2026 |  at 10:41 AM

  What I learned building a real camera feature in React, from handling getUserMedia failures gracefully to stopping media tracks so the camera light actually turns off.

• Guessy Messy: How We Built a Production-Ready Quiz App as a Team

  Published:Nov 18, 2025 |  at 05:09 PM

  Building Guessy Messy: What I Learned Coordinating 5 Developers on a Quiz App

• TIL JavaScript Destructuring

  Published:Dec 25, 2023 |  at 03:03 PM

  The potential of JavaScript destructuring, a concise and powerful technique simplifying the extraction of values from objects and arrays, improving code readability and reducing redundancy.

• Building a Backend for an Online Marketplace

  Published:Nov 16, 2023 |  at 12:51 PM

  Backend architecture walkthrough of the Marketplace API, showcasing Java and Spring Boot proficiency in managing online marketplace advertisements, including user authentication, dynamic ad creation, and detailed API documentation using Swagger and Javadoc.

• Virtual environment in Python

  Published:Oct 24, 2023 |  at 05:26 PM

  Talking about the convenience of Python's virtual environments—a helpful toolbox that keeps your projects tidy by managing dependencies and versions separately, ensuring a stable system.

• TIL Spring Data JPA: Making Database Stuff Easier

  Published:Oct 24, 2023 |  at 07:12 AM

  Spring Data JPA simplifies database tasks, reducing boilerplate code with JpaRepository and enabling clear custom queries through intuitive method naming.

• Introducing Deliciousness: A Multipage React App for Food Enthusiasts

  Published:Oct 1, 2023 |  at 01:44 PM

  Deliciousness, a multipage React app, showcases my coding journey with a modular structure, key dependencies like React Router and styled-components, and API integration for fetching food recipes, providing an engaging and user-friendly experience.

• Calculator React App

  Published:Sep 28, 2023 |  at 09:19 AM

  A React calculator app showcasing CSS Grid layout, useReducer hook for state management, and custom components for digits and operations, providing a functional and interactive experience.

• TIL Database Transactions and ACID Principles!

  Published:Sep 26, 2023 |  at 06:31 PM

  Database transactions and the crucial ACID properties (Atomicity, Consistency, Isolation, Durability) are explored to ensure data integrity and reliability in real-world applications, using a practical example of money transfer between bank accounts.

• Custom Exceptions in Java

  Published:Aug 16, 2023 |  at 04:47 PM

  In Java programming, custom exceptions act as personalized safety nets, allowing the creation of tailored error-catching mechanisms to handle unique situations beyond the scope of built-in exceptions, enhancing code clarity and maintainability.

• TIL ArrayList vs. LinkedList in Java: Choosing the Right Tool for the Job

  Published:Aug 4, 2023 |  at 10:08 AM

  List containers in Java, like ArrayList and LinkedList, offer different ways to manage and organize collections of elements, providing options based on speed and flexibility.

• TIL Discovering Java's OOP Magic: Abstract and Interface Made Simple

  Published:Jul 19, 2023 |  at 03:33 PM

  Abstract and interface concepts in Java provide blueprints for diverse character behaviours and establish harmonious code contracts, offering structure and flexibility in programming.

• City Forecast A React Weather App

  Published:Jul 19, 2023 |  at 08:56 AM

  City Forecast, a React-based weather application seamlessly integrated with Axios, offering real-time weather information globally through the OpenWeather API with an intuitive interface.

• TIL Encapsulation: Your Code's Protective Capsule

  Published:Jul 9, 2023 |  at 03:41 PM

  Encapsulation in Java is a protective concept, resembling a secure capsule, and involves using getters and setters to control data access and modification.

• What are environment variables in React and how to use them?

  Published:Apr 19, 2023 |  at 07:14 PM

  Exploring the use of special codes, known as environment variables, in React to secure sensitive data like API keys, based on my recent experience developing a 'Recipe Application.

• React App: ToDo List Project

  Published:Mar 26, 2023 |  at 11:05 AM

  ToDo React app is meticulously built with React components, utilizing hooks like useState and useEffect, and incorporates local storage for seamless task management.

• Writing more readable promises using async and await

  Published:Feb 9, 2023 |  at 08:27 AM

  Talking about the power of async and await in JavaScript for improved promise readability, encapsulating asynchronous code and streamlining chaining for enhanced clarity.

• TIL Callback Hell and Promise Chaining in JavaScript

  Published:Feb 6, 2023 |  at 06:52 PM

  Addressing the challenges of callback hell in JavaScript by exploring solutions like Promises, Async/Await, and modularization for enhanced code readability and maintainability.

• How to use switch statement in JavaScript and emulate it in Python?

  Published:Jan 14, 2023 |  at 01:18 PM

  Investigate the versatility of JavaScript's switch statement for conditional actions and its Python equivalents using if-elif-else statements or dictionary mapping, showcasing the flexibility of Python's constructs.

• TIL "this" keyword in JavaScript

  Published:Sep 11, 2016 |  at 09:35 AM

  Navigating the nuances of "this" in JavaScript objects, from its behaviour within object methods to potential pitfalls with arrow functions.

• Let JS do the work!

  Published:Jun 19, 2016 |  at 06:08 PM

  Explore the dynamic synergy between JavaScript and HTML in crafting a personalized siblings list dynamically injected into a designated <ul> element, providing insights into the collaborative interplay between HTML and JavaScript creativity.

• How to vertically align two or more elements in a div using flexbox?

  Published:Apr 14, 2016 |  at 01:22 PM

  Explore the ease of CSS flexbox for seamless alignment in web layouts through a straightforward example, simplifying the complexities of positioning elements.

• Why is Git so incredible?

  Published:Feb 21, 2016 |  at 09:47 AM

  Git is like a magic wand for developers, offering local freedom and smart.