Sep 16, 2025 · 3 min read · 📘 Introduction This is Part 5 of our 5-part series on concurrency and timing mistakes in Embedded C. In Part 4, we covered the dangers of misusing timer callbacks or interrupt routines. Now we’ll explore a subtle yet dangerous mistake: assuming that...
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Feb 28, 2025 · 3 min read · When working with databases, maintaining data integrity and reliability isn’t just important—it’s essential. Imagine a banking system where money disappears mid-transfer or an e-commerce platform that double-charges customers. Chaos, right? This is w...
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Oct 7, 2024 · 26 min read · In modern multi-core processors, multiple cores operate in parallel, each with its own cache to store frequently accessed data. These caches are designed to reduce the time it takes for a processor to retrieve data from memory, speeding up overall pe...
Join discussionAug 4, 2024 · 5 min read · In the realm of database management, data integrity and consistency are paramount. Database transactions and ACID properties help us achieve this. Let's first understand what a transaction is, and then we will explore ACID properties. What is a Trans...
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Jul 20, 2024 · 17 min read · Introduction If you've ever dealt with ANY database system you probably encountered the ACID acronym. Let's briefly go over each of the principles it describes: A for Atomicity The concept of treating something (a block of data operations in our cont...
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Mar 25, 2023 · 2 min read · If you're building a distributed system with PostgreSQL as the database backend, you might have encountered issues with managing transactions across multiple nodes. When a transaction spans multiple databases, ensuring atomicity and consistency can b...
Join discussionMar 25, 2023 · 6 min read · Reliable distributed systems are notoriously difficult to architect. Even somewhat standardized designs, such as stateless microservices, require navigating numerous pitfalls when converting theory into practice. As discussed in a previous article, T...
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Jan 24, 2023 · 6 min read · In today's public cloud age, few distributed services use local disks directly. Instead, they delegate their data durability needs to some infrastructure that ultimately does, usually a distributed SQL database or message broker. Practically all clou...
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Jan 7, 2023 · 7 min read · Every programmer knows not to use monolithic architectures, and microservices have become the default choice for distributed systems. Smaller is better, to a limit: a config microservice; a microservice to abstract database access; a microservice for...
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