Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 1,232 posts.
Each Erlang process has its own stack and heap which are allocated in the same memory block. When the stack and the heap meet, the garbage collector is triggered and memory is reclaimed. Find out more on our blog.
I recently scored a Hewlett Packard 1670A Deep Memory Logic Analyzer and I finally had a chance to fire it up. This unit dates back to 1992 ...
Last week I was trying to add some testing code to libsecp256k1 and I was pulling out my hair trying to get it to work. No amount of printf was working to illuminate what I was doing wrong. Finally, out of desperation, I thought I would do a quick check to see if there are any compiler bugs related to memcmp , and lo…
Discover how Apache Spark can join a billion rows per second on a laptop, showcasing its powerful data processing capabilities.
How Amazon uses load shedding to stay available under overload, rejecting excess work early so the system keeps serving requests it can handle.
On a lobste.rs thread about the rationale for the Fennel language, I posted this summary of why Oil exists:
Briefly, Plan 9 from Bell Labs is a computer operating system developed by the original UNIX design team. After decades of work on Research UNIX in the late 80's, the team decided to write a new operating system from scratch, Plan 9 was finally released in 1992, and a few years later they released yet another…
It's common knowledge that Rust code is slow to compile. But I have a strong gut feeling that most Rust code out there compiles much slower than it could.
Java users on macOS 14 running on Apple silicon systems should consider delaying the macOS 14.4 update
Once upon a time, my computer architecture professor mentioned that using a random eviction policy for caches really isn't so bad. That random eviction isn't bad can be surprising — if your cache fills up and you have to get rid of something, choosing the least recently used (LRU) is an obvious choice, since you're…
(“This Week in Glean'' is a series of blog posts that the Glean Team at Mozilla is using to try to communicate better about our work. They could be release ...
The software ecosystem has a lot of useful but unsafe code, and the easier it is to sandbox that code, the moreoften that’ll happen. If it were as simple as ...
The final report of the Expert Panel on the 28 April 2025 blackout in continental Spain and Portugal identifies the causes of the blackout and outlines recommendations to strengthen the resilience of Europe’s interconnected electricity system. It was prepared by a technical Expert Panel of 49 members, including…
Popular programming languages provide methods or functions which locate a substring in a given string. In C it is the function strstr , the C++ class std::string has the method find , Python's string has methods pos and index , and so on, so forth. All these APIs were designed for one-shot searches . During past…
Quote: Back in 80s, it was possible to calculate the speed of the program just by looking at assembly. Another Quote: keep in mind that these days compilers ...
Derek Sivers official site. Thoughts on philosophy, culture, self-improvement. Author of Useful Not True, How to Live, Hell Yeah or No, Anything You Want.
Benchmarking throughput and latency of Amazon AWS Simple Storage Service (S3), Google Cloud Storage (GCS) and Microsoft Azure Storage object storage services
So Oxide is making some cool stuff huh? Big metal boxes with lots of computer in them. Servers as they should be! Too bad I can’t afford to buy one for myself… but wait, they’re open-sourcing the software they’re writing to do it. Mom said we can have Oxide at Home!
LMAX is a retail financial trading system that can handle that can 6 million orders per second on a single JVM thread. The business logic runs in-memory surrounded by disruptors using event sourcing.
This page lists some of the changes I make to a vanilla install of FreeBSD for security hardening. Some changes to increase network performance or make things a bit more sane are also included. It only covers basic changes that a sysadmin can make to a running system.
Welcome Redditors and HackerNews folks! This post is getting attention outside the QEMU community, so I'd like to highlight two things that...
The microservices architecture can be useful, but to know if it's suitable in your context you need to understand its costs and benefits.
PlanetScale offers the world’s fastest and most scalable cloud hosting for Vitess, Neki, and Postgres.
Rust prevents out-of-bounds memory accesses and buffer overruns via runtime bounds checks - what’s the cost of those bounds checks for a real-world, production application?
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