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Translating 10M lines of Java to Kotlin
Meta has been on a years-long undertaking to translate our entire Android codebase from Java to Kotlin. Today, despite having one of the largest Android codebases in the world, we’re well pas…
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,826 posts.
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My favorite interview question
The Official Web Site of Nicholas C. Zakas
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How I Eat for Free in NYC Using Python, Automation, AI, and Instagram
Living and working in the big apple comes with big rent.
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Zig's new LinkedList API (it's time to learn fieldParentPtr)
Karl Seguin's Blog - A mix of coding and creative writing
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How Uber tests payments in production
Well-run payment systems are developed by engineers who understand what is the best use of their time: to catch unknown unknowns, and to do it fast.
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How I stopped worrying and loved Makefiles
Learn how to use Makefiles to streamline your Terraform and Hugo projects, making environment management and static site generation more efficient.
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Now that people are considering NOSQL will more people consider no-DB
A memory image replaces database interactions with in-memory data using event sourcing to record persistent changes
7152
Zero-Bundle-Size React Server Components
This blog site has been archived. Go to react.dev/blog to see the recent posts. 2020 has been a long year. As it comes to an end we wanted to share a special Holiday Update on our research into zero-bundle-size React Server Components. To introduce React Server Components, we have prepared a talk and a demo. If you…
7153
Meanwhile, at code.org
In Mindstorms I made the claim that children can learn to program and that learning to program can affect the way they learn everything else. I had in mind something like the process of re-empowerment of probability: the ability to program would allow a student to learn and use powerful forms of proba- bilistic ideas…
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If DSPy is so great, why isn't anyone using it?
Any sufficiently complicated AI system contains an ad hoc, informally-specified, bug-ridden implementation of half of DSPy.
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Django 1.10 released
Posted by Tim Graham on Aug. 1, 2016
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React v17.0 Release Candidate: No New Features
This blog site has been archived. Go to react.dev/blog to see the recent posts. Today, we are publishing the first Release Candidate for React 17. It has been two and a half years since the previous major release of React, which is a long time even by our standards! In this blog post, we will describe the role of this…
7157
Your "simulation" might not need state
The bouncing DVD logo is a fun and easy coding project. Watching Daniel Shiffman code it in p5.js is one of my earliest programming memories. However, the naive solution is far from optimal.
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The Algebra of Loans in Rust
The heart of Rust borrow-checking is this: when a borrow is taken, and until it expires, access to the borrowed place is restricted. For example you may not read from a place while it is mutably borrowed.
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SSH commit verification now supported
GitHub now supports SSH commit verification, so you can sign commits and tags locally using a self-generated SSH public key, which will give others confidence about the origin of a…
7160
Kill Math
The power to understand and predict the quantities of the world should not be restricted to those with a freakish knack for manipulating abstract symbols.
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Firefox finally plugs the leak
Leaky add-ons are a big problem, but there’s been lots of action relating to them recently. What follows is a summary of the situation and a request for help from currently Nightly testers who use add-ons.
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Parsing time stamps faster with SIMD instructions
In software, it is common to represent time as a time-stamp string. It is usually specified by a time format string. Some standards use the format %Y%m%d%H%M%S meaning that we print the year, the month, the day, the hours, the minutes and the seconds. The current time as I write this blog post would be … Continue…
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How to pick a microcontroller
Revisiting some opinions on how to pick a microcontroller - as a followup to SnapEDA's post on the Top 10 Microcontrollers on their site.
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JavaScript Needs Blocks
While reading Hacker News posts about JavaScript, I often come across the misconception that Ruby's blocks are essentially equivalent to JavaScript's "first class functions". Because the ability to pass functions around, especially when you can create them anonymously, is extremely powerful, the fact that both…
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Supercharging the Git Commit Graph
Have you ever run gitk and waited a few seconds before the window appears? Have you struggled to visualize your commit history into a sane order of
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Outlook 2016’s New POP3 Bug Deletes Your Emails
Yikes, looks like the new version of Outlook 20016 has broken the POP3 implementation. If you are currently using the “leave on server and delete after x days” function, the you should check your account because it seems like that the new Outlook is actually deleting your emails almost immediately after retrieving…
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The Mythical IO-Bound Rails App
When the topic of Rails performance comes up, it is commonplace to hear that the database is the bottleneck, so Rails applications are IO-bound anyway, hence Ruby performance doesn’t matter that much, and all you need is a healthy dose of concurrency to make your service scale. But how true is this in general?
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Beautifying Org Mode in Emacs (2018)
Configuring Org Mode in Emacs for beautiful typography for both text and code editing.
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Writing a Service Worker
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