Ubuntu 22.04, being a popular Linux distribution, offers a myriad of software packages directly from its repositories. However, certain proprietary software like Google Chrome is not available by default. Fear not, for there are easy methods to get this popular web browser installed. This article will guide you through the installation of Google Chrome on …
Karafka is a Ruby and Rails framework that simplifies the development of Apache Kafka-based applications. Among its varied features, the Filtering API provides enhanced control over the data flow. The crux of this article is about managing offsets – unique identifiers for messages within Kafka’s partitions. Often, there’s a need to manage offsets alongside database …
Inside Kafka: Enhancing Data Reliability Through Transactional Offsets with Karafka Read More »
I’m happy to announce that Karafka 2.1 has just been released. For those who wonder what Karafka is, Karafka is a Ruby and Rails multi-threaded efficient Kafka processing framework. The Karafka 2.1 release builds upon the foundation set by its predecessor, 2.0, making it a seamless continuation rather than a major rewrite. This means that …
Secure File Transfer Protocol (SFTP) is a secure protocol for transferring files between local and remote servers. Unlike standard FTP, it uses SSH (Secure Shell) to encrypt all data transfers, protecting against common threats like data interception and packet sniffing. In this guide, we will detail the steps to set up an SFTP server on …
Ubuntu, a popular operating system based on the Linux kernel, offers robust functionality and stability. However, like any other digital environment, it is susceptible to data loss due to human error, hardware failure, or malware. Therefore, having a backup and restore strategy is paramount to maintaining the integrity of your Ubuntu system. This article provides …
The Ultimate Guide to Backing Up and Restoring Your Ubuntu System Read More »
Kafka is a popular distributed streaming platform that is commonly used for building real-time data pipelines and streaming applications. One of the core features of Kafka is its ability to handle high-volume, real-time data streams and reliably process and distribute them to multiple consumers. However, in some cases, it may be necessary to postpone the …
Delaying Kafka Messages Processing with Karafka: A Deep Dive into Delayed Topics Read More »
Kafka topics are a fundamental concept in Apache Kafka. Topics are logical names or labels representing a stream of messages that Kafka clients can produce and consume. What makes them interesting is the variety of settings that can be applied to them. These settings, amongst others include: Partition count: The number of partitions that a …
Kafka topics as code – declarative Kafka topics management in Ruby Read More »
I’m thrilled to announce the new and shiny addition to the Karafka ecosystem: Karafka Web. For those who wonder what Karafka is, Karafka is a Ruby and Rails multi-threaded efficient Kafka processing framework. Karafka has always been a convenient framework, and I’ve abstracted or hidden many complexities related to working with Apache Kafka. However, the …
Karafka Web UI – Your Ruby and Rails out-of-the-box Kafka UI Read More »
For the past several weeks, I’ve been trying to fix a cranky spec in Karafka integrations suite, which in the end, lead me to become a Ruby on Rails micro-contributor and submitting similar fix to several other high-popularity projects from the Ruby ecosystem. Here’s my story of trying to make sense of my specs and …
Ruby concurrency is hard: how I became a Ruby on Rails contributor Read More »
ActiveSupport#descendants can be slow. In a bigger system with layers of descendants, finding all of them can be time-consuming: puts Benchmark.measure do 100.times { Dispatchers::Base.descendants } end # 5.235370 0.015754 5.251124 ( 5.251069) In the code I’ve been working on, it meant that a single lookup was taking around 50ms. That is a lot, especially …
