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Stop Wasting Connections, Use HTTP Keep-Alive
The latest tutorials, best practices, insights and customer stories on the Lob APIs, direct mail, and address verification.
New
The latest blog posts to take off on Hacker News. 2,560 posts.
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PureOS is convergent
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
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Achieving 100k connections per second with Elixir
In this article, we explain how to scale Elixir to handle 100k connections per second.
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FaunaDB 2.5.4
In 2012, Thomson, Diamond, Weng, et al. published Calvin: Fast Distributed Transactions for Partitioned Database Systems : a transactional protocol optimized for geographic replication. Each Calvin cluster is comprised of multiple replicas , where a replica is a collection of nodes which store a complete copy of the…
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ReactOS 0.4.11 Released
ReactOS is a free, opensource reimplementation of windows
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Millions of Binaries Later: A Look into Linux Hardening in the Wild
With Sophos Cloud Native Security, you can easily integrate protection across multiple environments while minimizing detection time and response.
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The art of writing eBPF programs
A blog about the process of writing Extended Berkeley Packet Filter (eBPF) programs and what’s going on under the hood at the kernel-level.
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Gremlin Free – Run chaos experiments to prevent outages
Get immediate access to Gremlin
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PureBoot, the High Security Boot Process
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
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MySQL Challenge: 100k Connections
It's not beyond possibility to set up MySQL to achieve 100,000 concurrent connections if you balance network config and use thread pools. By Vadim Tkachenko
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Linux Fsync Issue for Buffered IO and Its Preliminary Fix for PostgreSQL
With the latest upgrades to PostgreSQL the fsync failure had been fixed. Avinash Vallarapu takes a look at why this issue might cause problems.
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Breaking Out of Docker via RunC
Unit 42 brings together world-renowned threat researchers, incident responders and security consultants to create an intelligence-driven, response-ready organization that's passionate about helping you proactively manage cyber risk.
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Let’s Talk Concurrency: Panel with Sir Tony Hoare, Joe Armstrong, Carl Hewitt
When considering the panel to discuss concurrency, you’d be pushed to find a higher calibre than Sir Tony Hoare, Joe Armstrong, and Carl Hewitt.
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SIMD Instructions Considered Harmful (2017)
In the process of writing a short introduction to RISC-V, we compared RISC-V vector code to SIMD. We were struck by the insidiousness of the SIMD instruction extensions of ARM, MIPS, and x86. We de…
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SOCKMAP – TCP splicing of the future
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Chaos Monkey Guide for Engineers
A complete and comprehensive guide to learn about, set up, and deploy Chaos Monkey and other similar tools for creating chaos. Download the whole guide.
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When AWS Autoscale Doesn’t
Explore technical topics, solutions, and resources for building with Twilio – and beyond.
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Finding Kafka’s throughput limit in Dropbox infrastructure
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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CockroachDB's Consistency Model
CockroachDB's consistency model fits somewhere between serializability and linerarizability. We're proposing a new marketing phrase for CRDB's guarantees: no stale reads.
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Let's Talk Concurrency with Sir Tony Hoare
When considering the panel to discuss concurrency, you’d be pushed to find a higher calibre than Sir Tony Hoare, Joe Armstrong, and Carl Hewitt.
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Intel 80386, part 1: Introduction
Practical development throughout the evolution of Windows.
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Advanced Mac Substitute: API-level reimplementation of classic Mac OS
Advanced Mac Substitute is an API-level reimplementation of 1980s-era Mac OS. It runs 68K Mac applications in an emulator without an Apple ROM or system software .
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Building CockroachDB on top of RocksDB
CockroachDB uses RocksDB for its storage engine because of RocksDB's rich feature set, which is necessary for a complex product like a distributed SQL database.
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How to write a rootkit without really trying
We open-sourced a fault injection tool, KRF, that uses kernel-space syscall interception. You can use it today to find faulty assumptions (and resultant bugs) in your programs. Check it out! This post covers intercepting system calls from within the Linux kernel, via a plain old kernel module. We’ll go through a quick…