Spark's Modules, Seen Through Spark Connect
Spark is moving its centre of gravity out of the JVM. Spark Connect, introduced in 3.4, lets a client drive Spark over gRPC without running a JVM of…
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Your OBS Browser Source can't hear the mic. Read OBS's own audio meter instead
I was building a PNGTuber overlay: a character in an OBS Browser Source whose mouth opens when the streamer talks. In Chrome it worked on the first…
Под капотом Kafka: путь сообщения от send() до commit offset. Часть 2
Привет, Хабр! Меня зовут Максим Шуматбаев, я инженер технической поддержки в Arenadata. Это вторая часть разбора, что на самом деле происходит при р…
Adding DRM to Native Video Apps and AWS Live Streaming: What to Validate
A protected video player has to work across several playback environments. Android, iOS, Apple TV and Samsung Smart TV do not share one player stack…
Understanding IPTV Streaming Protocols in 2026: HLS vs MPEG-TS & Hardware Acceleration
Understanding IPTV Streaming Protocols in 2026: HLS vs MPEG-TS & Hardware Acceleration When analyzing video streaming architecture, live Interne…
The Architecture of Live Video Streaming: How HLS, DASH, and CDNs Actually Work
Live video streaming has become the backbone of modern entertainment infrastructure. Whether a user is watching a football match, joining a video co…
Bridging Webhooks to Your Event Mesh: A Secure Edge Pattern for Kafka, Redpanda, and NATS
API event standardization API integration middleware API webhook payload mapping AsyncAPI specification AsyncAPI webhook design asyncAPI webhooks Cl…
The phone line was playing a web page into the call
nixamp streams have a phone number. Call +1 408-357-2326, key a six digit code, and if that code belongs to a live stream you hear the stream. That…
How we made a MIDI controller run our browser radio studio
A live radio screen is fine until the host has to do three things at once. The mouse becomes the wrong tool the moment you need to open a mic, pull…
Live streaming technologies in crypto analytics
What Live Streaming Infrastructure Actually Means for Crypto Analytics Crypto data is not like most data. Prices move in milliseconds, on-chain even…
WebSocket silent data gap in market feed
When Your WebSocket Lies to You by Saying Nothing The worst kind of bug is the one your system doesn't report. A connection is open. No errors. No r…
Под капотом Kafka: путь сообщения от send() до commit offset. Часть 1
Привет, Хабр! Меня зовут Максим Шуматбаев, я инженер технической поддержки в Arenadata. Эта статья — попытка собрать в одном месте внутренние механи…
Hidden complexity of building WebSocket servers from scratch
WebSockets Sound Simple Until You Have to Maintain One There's a moment every engineer hits when building a real-time feature: you look at the WebSo…
Почему ML-модель получает неправильные признаки: Event Time, Watermarks и Apache Flink
Представьте: вы разрабатываете антифрод-систему для банка. Пользователь совершает пять покупок подряд за пару минут. Все транзакции успешно попадают…
Building a Streaming Pipeline: From a System Design Perspective
Say you're on vacation and you've just recorded a fairly large video of yourself skydiving for the first time, naturally, you'd want to send it to a…
Streaming tool calls without losing your mind
Originally published on Loop & Retry — field notes on building LLM agents that survive production. Streaming exists so the user isn't staring at…
Flutter Streaming UI: How the Typewriter Experience of AI Replies Is Built
The typewriter effect looks simple: characters appear one by one. But behind "skip animation", "no truncation", and "no performance regression" lies…
Why Data Engineering Is the Oldest Profession in Infrastructure
Not that one. The other one: keeping water flowing to people who need it. The comparison between data engineers and plumbers gets made a lot, usuall…
Edge vs Cloud Inference for Live Sports Highlights: Where Should the Model Run?
When you build a system that detects key moments in a live sports feed, one architectural decision shapes everything downstream: where does the infe…
The Compression Layer Nobody Thinks About Until It's Too Late
WebSocket optimization tends to follow a predictable pattern. You build the connection layer, get events flowing, ship the feature, and move on. Com…
Syncing Replayed Chat to a VOD Timeline: Why I Threw Away Binary Search
I build NoSub , a browser-based VOD player for Twitch and Kick. It started as something narrow — paste a replay link, watch it in a cleaner player —…
Kafka Topics, Partitions, and Offsets Explained: The Concepts Every Beginner Confuses
When I first started learning Apache Kafka, I quickly realized that three terms appeared everywhere: topics, partitions, and offsets. At first glanc…
Exactly-Once Semantics in Kafka: Promise vs. Reality
"We're using Kafka with exactly-once semantics, so we don't have to worry about duplicates." I've heard this in architecture reviews, design docs, a…
Capturing, Streaming, Storing, and Visualizing Crypto Market Data in Real Time with PostgreSQL, Debezium, Kafka, JDBC & Grafana
In the fast-moving world of cryptocurrency, market data changes every second — prices fluctuate, trades execute, and volumes shift continuously. Cap…
React Server Components: Under the Hood of Streaming and Client Boundaries
You’ve probably hit that moment where your React app feels sluggish, or where splitting code between client and server logic gets messy fast. React…
Netflix could be planning ‘always-on’ live TV channels
Amid signs of slowing engagement, Netflix is reportedly considering launching "always-on" live channels, giving subscribers something to tune into 2…
Build a Real-Time Dashboard with Python, FastAPI, and WebSockets
Your Dashboard Is Lying to You (And Polling Is Why) Every five seconds, your frontend fires a request. The server wakes up, queries the database, se…
The 1x1 Pixel That Broke My Streaming Extension
Saturday morning, 9 AM. I was at the kitchen island, making a pour-over coffee and testing StreamEnhancer on my MacBook while chopping onions for a…
Netflix dabbles in shorter video content with its new set of publisher deals with Variety, others
Netflix is bringing 2- to 20-minute videos to its platform through new partnerships with digital publishers, including Rolling Stone and Variety.
Netflix invented binge-watching. Now it may have outgrown it.
A new report suggests Netflix viewers aren’t sticking around for Season 2. The bigger issue may be that binge-watching itself is no longer the advan…