7021
Improving Postgres text search speed
CharityAPI.org improved our Postgres response time so that searches initiated via our API were 760% faster without adding an additional tool like Elastic Search. This is how we did it.
New
The latest blog posts to take off on Hacker News. 21,826 posts.
7022
The Unreasonable Effectiveness of Makefiles
Few tools walk the right line between declarative and imperative like make.
7023
Asdf Performance
I’ve been a maintainer of asdf for about 6 years now. Most of my work these last several years has been fixing bugs, writing automated tests …
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Rob Pike's simple C regex matcher in Go
Translating Rob Pike's simple and elegant C regex matcher to Go.
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Algorithms you should know before you take system design interviews
I put together a list and explained why they are important.
7026
Qt signal is ten times slower than a virtual function
I defined a QT Object that contains an integer value and uses QT signal along with awl::Observable based on virtual functions to notify the subscribers when the value changes:
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Will low and no code tools ever truly disrupt tech development?
Will the programmers of tomorrow be shipping products written without touching too much code?
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Emacs and Eev, Or: How to Automate Almost Everything
Eduardo Ochs http://angg.twu.net/#eev eduardoochs@gmail.com (HTML version: 2007oct01)
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How to choose the right Python concurrency API
In this tutorial, you will discover a helpful step-by-step procedure and helpful questions to guide you to the most appropriate concurrency API.
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Reddit’s database has two tables (2012)
Steve Huffman talks about Reddit’s approach to data storage in a High Scalability post from 2010. I was surprised to learn that they only have two tables in their database.
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Lz_xor
If LZ compression is compilation , what other instructions are useful to add? I've spent the last several years, off and on, trying to figur...
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The problem with Go’s default HTTP handlers
Explicit > Implicit
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The case against a C alternative
Like several others I am writing an alternative to the C language (if you read this blog before th…
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Using unwrap() in Rust is okay
One day before Rust 1.0 was released, I published a blog post covering the fundamentals of error handling . A particularly important but small section buried in the middle of the article is named “ unwrapping isn’t evil ”. That section briefly described that, broadly speaking, using unwrap() is okay if it’s in…
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MiniRust
I have been thinking about the semantics of Rust – as in, the intended behavior of Rust programs when executed, in particular those containing unsafe code – a lot. Probably too much. But al...
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Vector graphics on GPU
Using GPU to render vector graphics.
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Post-Apocalyptic Programming
In a post-apocalyptic future with no internet or stackoverflow, let's try to build a programming environment from scratch.
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I 10x'd a TI-84 emulator's speed by replacing a switch-case
There’s a javascript emulator for the TI83+, TI84+, and TI84+CSE calculators called jsTIfied, which was written by Christopher Mitchell, founder of the calculator fan site cemetech.net. There’s not a whole lot of reasons to use it over something else if you’ve got a native option available, but if you don’t it’s…
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Why does gRPC insist on trailers?
gRPC comes up occasionally on the Orange Site , often with a redress of grievences in the comment section. One of the major complaints people have with gRPC is that it requires HTTP trailers. This one misstep has caused so much heartache and trouble, I think it probably is the reason gRPC failed to achieve its goal…
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Ignore the haters, and other lessons learned from creating JSON5
And other lessons learned from creating a popular open-source project (JSON5)
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“Code” 2nd Edition Now Available
In a startling disruption of the space-time continuum — and a violation of the basic maxim of publishing that nothing is ever on time — the publication date of the 2nd edition of my book Code: The Hidden Language of Computer Hardware and Software was bumped up by 12 days. That means that the publication date is today…
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The pervasive effects of C's malloc() and free() on C APIs
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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Commit comments no longer appear in the pull request timeline
Code review on GitHub has evolved a lot since we introduced the ability to comment on an individual commit in 2008. Users today can propose a change using a pull…
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Our Roadmap for Nix
Tweag’s Nix team plans for the coming years
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Git In Two Minutes (updated after 8 years)
A minimal guide to everyday Git for solo developers: initialize a repo, add files, commit changes, view history, and restore earlier versions.
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Having, a less understood SQL clause
Understanding how the group by and having clauses work can help us write more efficient SQL. I want to demonstrate this with an example…