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Linux 3.4 kernel released
Summary of the changes and new features merged in the Linux kernel during the 3.4 development cycle
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,560 posts.
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Multi-byte NOP opcode made official
Welcome to the Developer Software Tools forum! Your collaborative hub to connect with fellow engineers, optimize code with Intel oneAPI and OpenVINO, share debugging breakthroughs, and extract maximum software performance.
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Developing Wayland Color Management and High Dynamic Range
Wayland is still lacking proper consideration for color management & support for high dynamic range (HDR) imagery. However, a group of renegade devs has begun an effort to fix this situation.
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LMDB: Intel Optane SSD Microbenchmark
Since the point of these tests is to explore the performance of the Optane SSDs, the tests are configured much like the previous ondisk benchmark, using a database approximately 5x larger than RAM, to minimize the impact of caching in RAM and force the storage devices to be exercised. However, there are some twists to…
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ScyllaDB is Moving to a New Replication Algorithm: Tablets
How moving from Vnode-based replication to tablets helps dynamically distribute data across the cluster, ultimately increasing ScyllaDB’s elasticity.
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The case of a program that crashed on its first instruction
Didn't even make it out of the gate.
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Using Go for Scalable Operating System Analytics
At Kolide, part of what we do is build a client-server system that facilitates the management of large, isolated installations of an open-source tool called osquery. While I’ve written and spoken about osquery in the past, in this post I want to focus on how we use Go to solve many of the challenges we face building…
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Deterministic simulation testing for async Rust
How S2 uses deterministic simulation testing for async Rust to find distributed-systems bugs before they reach production.
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PyPy IO improvements
Hello everyone! We've wrapped up the Warsaw sprint, so I would like to describe some branches which have been recently merged and which i...
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What is gained and lost with 63-bit integers? (2014)
Almost every programming language uses 64-bit integers on typical modern Intel machines. OCaml uses a special 63-bit representation. How does it affect OCaml?
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Fedora 23 Beta released
The Fedora 23 Beta is here, right on schedule for our planned October final release! Want to help make Fedora 23 be the best release ever, or just want to get a sneak peek? Download the prerelease from our Get Fedora site and give it a whirl: Get Fedora 23 Beta Workstation — a reliable, user-friendly, […]
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ClickHouse vs PostgreSQL UPDATE performance comparison
See how ClickHouse’s update speed stacks up against PostgreSQL on the same data and hardware.
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Redis as the primary data store
Le tecnologie in tempo reale stanno trasformando il digitale. Permettono interazioni immediate e autentiche🎯 Scopri come migliorano l'esperienza utente e favoriscono il coinvolgimento.
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Amazon Elastic Container Service now supports Amazon EFS file systems
It has only been five years since Jeff wrote on this blog about the launch of the Amazon Elastic Container Service. I remember reading that post and thinking how exotic and unusual containers sounded. Fast forward just five years, and containers are an everyday part of most developers lives, but whilst customers are…
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Postgres SELECT DISTINCT Does Not Scale
Postgres SELECT DISTINCT performs surprisingly poorly. We explain why and how we mitigated it.
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Announcing Yugabyte DB 2.0 GA: High-Performance Distributed SQL
YugabyteDB 2.0 released. Read to learn about production-ready YSQL, performance benchmarks, Jepsen results, and Beta feature previews
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Jepsen: YugaByte DB 1.3.1
2019-09-05: YugaByte’s blog post states YugaByte DB “passes Jepsen tests”. We feel obligated to state that YugaByte DB’s Jepsen test suite does not pass, though it may in the future. Race conditions in YugaByte DB’s schema system can cause correctness errors. For example, inserting rows into a freshly-created table…
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Bandaid – Dropbox service proxy
Dash knows your context, your team, and your work, so your team can stay organized, easily find and share knowledge, and keep projects secure, all from one place.
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Reddit decommissions its last Y Combinator funded server
Get the latest product news, company announcements, and user insights from the official Reddit blog.
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The world of PostgreSQL wire compatibility
A wire protocol is the format for interactions between a database server and its clients. It encompasses authentication, sending queries, receiving responses, and so on. It is a description of the exact bytes sent and received by servers and clients. It does NOT encompass the actual query language itself, let alone…
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Generational Garbage Collection in Firefox
Generational garbage collection (GGC) has now been enabled in the SpiderMonkey JavaScript engine in Firefox 32. GGC is a performance optimization only, and should have no observable effects on script ...
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Allocation Efficiency in High-Performance Go Services
Explore technical topics, solutions, and resources for building with Twilio – and beyond.
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