Microservices promise flexibility, scalability, and faster deployments. However, without proper communication strategies, they quickly become a tangled web of tightly coupled services, frequent downtime, and frustrating bugs. In this article, we’ll explore common microservice communication problems and how to fix them by adopting modern patterns and tools. The Problem with Direct Service Calls Imagine a…
A Thousand Blows Season 2: key information – A second season was confirmed during the week of the show’s premiere – It was filmed back-to-back with the first season – A date is yet to be confirmed for its release, but creator Steven Knight said “you won’t have to wait long” – Most of the…
Memorizing all of the past Wordle answers is nearly impossible – after all, there have now been more than 1,400 of them. But knowing what’s gone before is important, because Wordle answers don’t repeat – so you could easily be wasting guesses. What you need then, is a list of past Wordle answers, and that’s…
It’s a sunny Sunday morning, and I’m sipping coffee while thinking about the joy of creating mobile apps. There’s something special about turning an idea into a functional, user-friendly application. Whether I’m diving into native Android development with Java/Kotlin or exploring cross-platform solutions with Flutter, the process of building something meaningful keeps me inspired. This…
JavaScript’s functional programming capabilities shine through its higher-order functions, which allow developers to write concise, reusable, and expressive code. Among these, map, filter, and reduce stand out as essential tools for transforming and manipulating arrays. Introduced with ES5 and enhanced in later standards, these methods leverage the power of callbacks to process data efficiently. This…
Functional programming is a paradigm that has gained significant attention in recent years due to its potential to simplify complex problems, improve code quality, and enhance development efficiency. While it can be challenging to switch from an imperative mindset, functional programming offers several benefits that make it an attractive choice for modern software development. In…
Deep Dive: Mastering dpkg-query for Production Ubuntu Systems Introduction Maintaining consistent software states across a fleet of Ubuntu servers, particularly in a cloud environment like AWS or Azure, is a constant battle. Drift – unintended changes in package versions – can lead to subtle bugs, security vulnerabilities, and ultimately, outages. A common scenario is troubleshooting…
Switch: The Unsung Hero of Network Resilience A few years back, a seemingly innocuous configuration change on a core switch in our primary data center brought down our entire East Coast presence for 47 minutes. The issue? A misconfigured spanning-tree instance, leading to a complete routing loop and subsequent broadcast storm. While the root cause…
The Kafka Controller: A Deep Dive for Production Engineers 1. Introduction Imagine a large-scale e-commerce platform migrating from a monolithic database to a microservices architecture. Order fulfillment, inventory management, and customer notifications are now independent services communicating via events. A critical requirement is ensuring exactly-once processing of order events, even during broker failures or network…
To succeed in the digital age, businesses must not only establish a strong online presence but continuously adapt their digital strategy as the virtual landscape evolves. While there is no one-size-fits-all solution for rapid business expansion, a practical and impactful step is the use of country code top-level domains, or ccTLDs, to build consumer trust…
