~hackernews | Bookmarks (11814)

Exploring Polymorphism in C: Lessons from Linux and FFmpeg's Code Design (2019)

leandromoreira.com

Learn how Linux/FFmpeg C partial codebase is organized to be extensible and act as if it...
Learn how Linux/FFmpeg C partial codebase is organized to be extensible and act as if it were meant to have “polymorphism”. Specifically, we’re going to briefly explore how Linux concept of everything is a file works at the source code level as well as how FFmpeg can add support fast and easy for new formats and cod...
1
Mysterious tunnels sketched by Leonardo may have been found

cnn.com

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries,...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Leonardo da Vinci excelled in the fields of art and science, but the Italian polymath was also a highly skilled expert in military structures and defensive systems, breakin...
1
Vilhelm Hammershøi: the eminence in greys

richardmorris.org

Thirty years ago, it wasn’t easy tracking down Vilhelm Hammershøi. Many of his paintings remained in...
Thirty years ago, it wasn’t easy tracking down Vilhelm Hammershøi. Many of his paintings remained in private hands and unless you went to Copenhagen, you were unlikely to come across more than a couple hanging together. Now, a painter who was bypassed and undervalued for several decades is everywhere and value of hi...
1
Apple Exclaves

medium.com

Modern operating systems typically divide their operations into two main protection domains: the unprivileged domain (user...
Modern operating systems typically divide their operations into two main protection domains: the unprivileged domain (user mode) and the privileged domain (kernel mode). Software spends most of its time running in user mode, where it is restricted from directly performing powerful operations such as accessing files ...

apple ios iphone kernel security
1
Rechargeable paper battery is cheaper, safer and as powerful as lithium

newatlas.com

battery battery technology electric vehicles grid-level energy storage
2
ICE arrests Palestinian activist who helped lead Columbia protests, lawyer says

theguardian.com

A prominent Palestinian activist who helped lead Columbia University’s student encampment movement was arrested on Saturday...
A prominent Palestinian activist who helped lead Columbia University’s student encampment movement was arrested on Saturday night by federal immigration authorities who claimed they were acting on a state department order to revoke his green card, according to his attorney.Mahmoud Khalil was at his university-owned ...
2
Show HN: I built a free SVG Web site

websvg.com
1
The Fascist Tech Bro Takeover Is Here

theindex.media

tech
1
Aspirin prevents metastasis by limiting platelet TXA2 suppression of immunity

nature.com
1
El Salvador's crypto experiment ends in failure

economist.com
1
Aspartame aggravates atherosclerosis through insulin-triggered inflammation

sciencedirect.com
1
Woman's DNA discovered in 20k year old deer-tooth pendant

cbc.ca

Scientists have discovered a woman's DNA preserved in a 20,000 year old deer-tooth pendant. The artifact,...
Scientists have discovered a woman's DNA preserved in a 20,000 year old deer-tooth pendant. The artifact, which was discovered in 2019 in the Altai Mountains of Siberia, was analyzed by a German research team that developed advanced techniques for extracting and studying ancient DNA."This was exactly what we were ho...
1
Forced to scam others worldwide, now held in detention on the Myanmar border

apnews.com

china china government fraud general news myanmar
1
DOGE's government cuts may hurt business, companies warn investors

washingtonpost.com
1
Apple rearranged its XNU kernel with exclaves

theregister.com

Apple has been working to harden the XNU kernel that powers its various operating systems, including...
Apple has been working to harden the XNU kernel that powers its various operating systems, including iOS and macOS, with a feature called "exclaves." The term appears to have first surfaced in a libc file in Apple's open source software collection in 2023, and subsequently within iOS 17, released in September of tha...
1
Wine Releases Framework Mono 6.14 in Taking over the Mono Project

phoronix.com

desktop linux linux benchmarking linux hardware benchmarks linux hardware reviews linux server benchmarks
1
With AI You Need to Think Much Bigger

rodyne.com

I have noticed something in the past 12 months, something a little profound. I have noticed...
I have noticed something in the past 12 months, something a little profound. I have noticed that I am no longer scared that a project will be too big or too complex for me, or that a project will use a technology or programming language I don’t know. This is from a guy who has done a lot of big projects in both hard...
1
Investigating an argument-dependent lookup issue and working around it

microsoft.com

C++/WinRT pull request 1225 fixed a problem with a call to invoke. What’s the problem, why...
C++/WinRT pull request 1225 fixed a problem with a call to invoke. What’s the problem, why did it show up all of a sudden, and what can you do if you are stuck on an older version of C++/WinRT? The problem is at the point in winrt::impl::promise_base::set_completed makes an unqualified call to invoke(): namespace wi...
1
Scientists Just Discovered an RNA That Repairs DNA Damage – It's a Game-Changer

scitechdaily.com
1
Idiomatic Go

shuralyov.com

When reviewing Go code, if I run into a situation where I see an unnecessary deviation...
When reviewing Go code, if I run into a situation where I see an unnecessary deviation from idiomatic Go style or best practice, I add an entry here complete with some rationale, and link to it. I can do this for the smallest and most subtle of details, since I care about Go a lot. I can reuse this each time the sam...
2
We built a Modern Data Stack from scratch and reduced our bill by 70%

jchandra.com

Building and managing a data platform that is both scalable and cost-effective is a challenge many...
Building and managing a data platform that is both scalable and cost-effective is a challenge many organizations face. We managed an extensive data lake with a lean data team and reduced our Infra Cost by 70%.This article explores how we built it and the lessons we learned. Hopefully, some of these insights will be ...

data platform
1
ClickHouse 25.2

clickhouse.com

Another month goes by, which means it’s time for another release! ClickHouse version 25.2 brings 12...
Another month goes by, which means it’s time for another release! ClickHouse version 25.2 brings 12 new features 🐣, 15 performance optimizations 🥚, and 72 bug fixes 🌷. This release brings improved parallel hash join performance, Parquet bloom filter writing, transitive condition inference for queries, a backup datab...
1
Ontology Is Overrated – Categories, Links, and Tags (2005)

archive.org

This piece is based on two talks I gave in the spring of 2005 -- one...
This piece is based on two talks I gave in the spring of 2005 -- one at the O'Reilly ETech conference in March, entitled "Ontology Is Overrated", and one at the IMCExpo in April entitled "Folksonomies & Tags: The rise of user-developed classification." The written version is a heavily edited concatenation of those t...

internet economics media open source
2
Graphite: Node-based, non-destructive, procedural 2D vector editor

github.com
1

~hackernews | Bookmarks (11814)

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