How Redis efficiently snapshots gigabyte...

<p>Page faults occurs when the process tries to access a memory that isn’t backed by a physical page kernel raises a fault which loads a page. It happens on first access, stack expansion, COW, swap and much more. However it comes with a cost. </p><p><br /></p><p>In this episode o ... Show More

On October 19 2025 AWS experienced an outage that lasted over a day, 10 days later we finally got the root cause analysis and we know exactly what caused the DNS to fail0:00 Summary 5:30 How did Dynamo lost its DNS?13:41 EC2 Errors 16:16 Network Load Balancer ErrorsRCA here https ... Show More

There are cases where the backend may need to close the connection to prevent unexpected situations, prevent bad actors or simply just free up resources. Closing a connection gracefully allows clients and backends to clean up and finish any pending requests. In this episode of th ... Show More

Amazon MemoryDB for Redis is the newest fully managed database service from AWS. Today, Nikki is joined by Zach Gardner, Specialist Solutions Architect at AWS, to introduce this new Redis-compatible, durable, in-memory database service. Learn why we built MemoryDB and dive into b ... Show More

<div class="wp-block-jetpack-markdown"><h2>Summary</h2> <p>Building applications on top of unbounded event streams is a complex endeavor, requiring careful integration of multiple disparate systems that were engineered in isolation. The ksqlDB project was created to address this ... Show More

In this episode, we talk about how to use different memory techniques to learn coding with Kylo Robinson, full stack developer, coding coach, and creator of The Great Sync Javascript Mental Model. Kylo talks about how realizing he wasn’t understanding the fundamentals of javascri ... Show More

<div class="wp-block-jetpack-markdown"><h2>Summary</h2> <p>Transactional databases used in applications are optimized for fast reads and writes with relatively simple queries on a small number of records. Data warehouses are optimized for batched writes and complex analytical qu ... Show More

<p>The history of computing has been a story of moving up levels of abstraction: from hard-coding algorithms and directly manipulating memory addresses with assembly languages to using more natural language constructs in high-level general purpose languages to abstracting the har ... Show More

<p>Now you know: The human body can serve as a resonance chamber for <a href="https://physics.stackexchange.com/questions/101913/why-does-a-remote-car-key-work-when-held-to-your-head-body" target="_blank">remote car keys</a>, effectively extending their range.</p><p>A hackathon t ... Show More

Yagiz Nizipli talks about his involvement with Node.js, implementing .env, how he finds areas to improve in performance, the happy path vs the hot path, and new features coming to Node.js. Show Notes 00:32 Welcome 01:01 Introducing Yagiz Nizipli 02:21 What is your involvem ... Show More