TechBlog

Frontend code runs on hardware and networks you never see. A user in rural Indonesia on a three-year-old Android phone over a flaky 3G connection experiences your application differently from a developer on fiber in Berlin. That gap is exactly where client-side chaos engineering pays off. This guide covers browser-side failure domains, resilience patterns, MSW and Cypress walkthroughs, real-time and auth chaos, SSR/hydration faults, performance pressure, offline sync, and tooling. For the shared experiment loop, blast-radius controls, and game-day concepts, start with Chaos Engineering: Principles and Practice. For fault injection on pods, networks, and datastores, see Chaos Engineering for Backend and Infrastructure. ...

In today’s complex microservices architectures, understanding the flow of requests and pinpointing performance bottlenecks can be challenging. This is where distributed tracing comes into play, and OpenTelemetry provides a powerful toolkit for implementing it. In this post, we’ll explore how to build a distributed tracing system for Angular applications using OpenTelemetry, with a focus on microservices architecture and performance monitoring. What is a Distributed Tracing System? A distributed tracing system is a method of tracking and analyzing requests as they flow through various services in a distributed system. It provides a holistic view of how a request propagates through different components, helping developers identify bottlenecks, troubleshoot issues, and optimize performance. ...

In the modern workplace, developers often find themselves at the intersection of technology and business. While the technical prowess required to build and maintain software systems is crucial, the ability to communicate effectively with non-technical stakeholders is equally important. This blog post aims to provide developers with tips and strategies to bridge the communication gap between technical and non-technical teams, ensuring smoother collaborations and more successful projects. Understanding the Importance of Effective Communication Effective communication is the backbone of any successful project. When developers can clearly convey their ideas, challenges, and progress to non-technical stakeholders, it fosters a collaborative environment where everyone is aligned towards common goals. Here are some key reasons why effective communication is vital: ...

In modern web development, the ability to create reusable components that work across different frameworks and libraries is crucial. This is where Web Components come into play. Web Components allow developers to create custom, reusable HTML elements with encapsulated functionality and styling. However, building Web Components from scratch can be complex and time-consuming. Enter Stencil.js, a powerful tool that simplifies the creation of Web Components. Companion resource Companion Project Try the working example in your browser or inspect the full source code behind this article. github.com/omidfarhang/example-projects/examples/angular-stencil-web-components Open live demo View on GitHub In this guide, we’ll explore how to create custom Web Components using Stencil.js and seamlessly integrate them into Angular applications. Whether you’re an experienced developer or just getting started, this comprehensive guide will walk you through each step of the process. ...

In recent years, decentralized applications (DApps) have emerged as a groundbreaking paradigm in the world of software development. Unlike traditional applications that run on centralized servers, DApps operate on blockchain technology, which offers enhanced security, transparency, and decentralization. This guide will walk you through the process of creating a DApp using Angular and Ethereum, including smart contract development with Solidity. What is a Decentralized Application (DApp)? A DApp is an application that runs on a decentralized network, typically a blockchain. Unlike conventional applications, DApps leverage the decentralized nature of blockchain to provide a higher level of security and trust. Key features of DApps include: ...

Creating a real-time collaborative text editor can be a challenging but rewarding project. In this guide, we’ll walk you through the process of building a real-time collaborative editor using Angular, Firebase, and WebRTC. By the end of this tutorial, you’ll have a working understanding of these technologies and how to integrate them to create a seamless, real-time collaborative experience. Companion resource Companion Project Explore the complete working example on GitHub. github.com/omidfarhang/example-projects/examples/angular-collaborative-editor-firebase-webrtc View on GitHub Introduction Real-time collaborative applications are increasingly popular in today’s digital world. They allow multiple users to work on the same document simultaneously, seeing each other’s changes in real time. Google Docs is a prime example of such an application. In this tutorial, we will build a similar application using modern web technologies. ...

In today’s web development landscape, performance is king. Users expect fast, responsive applications that perform smoothly even under heavy loads. This expectation places a significant burden on developers, especially those working with complex front-end frameworks like Angular. One effective strategy for enhancing the performance of Angular applications is to leverage Web Workers and OffscreenCanvas. In this detailed guide, we will explore how to use these technologies to offload heavy computations and rendering tasks, thus optimizing your Angular applications for better performance. ...

As we advance into 2024, the landscape of frontend development continues to evolve at a rapid pace. Developers are always on the lookout for frameworks that offer more efficiency, better performance, and ease of use. Among the numerous frameworks making waves this year, a few stand out due to their unique offerings and growing adoption: React: A robust and flexible library maintained by Facebook, still reigning as the most popular framework for building user interfaces. Vue.js: Known for its simplicity and ease of integration, Vue.js is a favorite for many developers who need to quickly spin up a project. Angular: A powerful framework backed by Google, Angular is widely used for building large-scale enterprise applications. Svelte: A newer but rapidly growing framework that offers a unique approach to building web applications with a focus on performance and simplicity. While React, Vue, and Angular have been the go-to choices for many developers over the past few years, Svelte is increasingly capturing the attention of the development community. Let’s dive deeper into what makes Svelte stand out and why it’s becoming a preferred choice for many. ...

Linux networking becomes much easier to reason about when you treat interfaces as layers. A physical NIC can become part of a bond. A VLAN interface can sit on top of that bond. A bridge can sit on top of the VLAN. The host’s IP address belongs on whichever layer represents the host on that network. This post focuses on three building blocks that often appear together on servers, virtualization hosts, routers, and lab machines: ...

In the rapidly evolving world of software development, choosing the right technology stack for your project is a critical decision. The technology stack, or tech stack, refers to the combination of programming languages, frameworks, libraries, tools, and software used to build and run your application. The right stack can streamline development, improve performance, and ensure scalability, while the wrong choice can lead to technical debt, inefficiencies, and even project failure. ...