Exploratory testing, bug triage, traceability, and release readiness.
Designing a YouTube-like video-sharing platform is really two different system-design problems: safely turning uploads into playable assets, and delivering those assets to enormous numbers of viewers at low latency and reasonable cost. This article walks through both, including the failure…
The interviewer rarely lets "we aggregate the events" stand. "Count the unique users in the last five minutes across a billion events a minute — exactly, or is approximate OK? Walk me through where that number actually gets computed and stored.
Blueconic sets this cookie as a unique identifier for the BlueConic profile. YouTube sets this cookie to manage feature rollout and experimentation. It helps Google control which new features or interface changes are shown to users as part of testing…
There's a new JDBC driver that provides standard access to Apache Kafka via JDBC API. The current version connects to the KSQL engine to perform queries to Kafka and then, the engine translates those requests to Kafka requests. The sql-jdbc-driver…
Six consumers cleared a 300,000-message backlog in 5.1 s, and eight were never faster. A worker pool reordered … Kafka Consumer Lag Keeps Growing: Backlog, Ordering and Priority, 4 Scenarios Measured Six consumers cleared a 300,000-message backlog in 5.1 s, and eight were never…
If you’re newer to frontend work, our React & Frontend roadmap covers the fundamentals this comparison builds on. This post originally appeared on the Ciphemic Academia blog. If you want one default: decide per page, not per site. Use SSG for…
The ABC iview Smart TV app has won a Gold Award in the Digital Design Apps and Software category at the 2026 Australian Good Design Awards. The Jury called it a well-executed redesign of a public-service streaming platform at national scale.
Nobody who plays a quiz on PubTrivia has an account. They scan the code on their table, type a name, and they are in. That is deliberate, because the alternative is asking six people in a pub to install something,…
Use this when you need to inject specific values at specific moments, test exact threshold crossings, or drive a custom sequence of inputs that a data source cannot produce. Declare the input and output streams your test will use: KRNAssetDataStream…
I started my career writing software for a 60-foot robotic arm that recovered an autonomous underwater vehicle off the side of a submarine. That early experience in safety-critical, real-time systems showed me how much design decisions matter when failure isn’t…