751
Emulator basics: a stack and register machine
Writing an x86 emulator from scratch in JavaScript: 1. a stack and register machine
New
The latest blog posts to take off on Hacker News. 1,357 posts.
752
753
Generate new repositories with repository templates
Today, we’re excited to introduce repository templates to make boilerplate code management and distribution a first-class citizen on GitHub.
754
755
Language, trees, and geometry in neural networks
Language is made of discrete structures, yet neural networks operate on continuous data: vectors in high-dimensional space. A successful language-processing network must translate this symbolic information into some kind of geometric representation—but in what form? Word embeddings provide two well-known examples…
756
Writing Hello World in Web Assembly (2017)
Web Assembly is written in an s-expression syntax (wast) and then needs to be translated down to binary encoded wasm. Below is a gist of wast that imports the stdlib.print function taking a memory location offset and a length, as well as importing a block of memory from the controlling runtime. We then store the…
757
Absolute truths I unlearned as junior developer
A few things I strongly believed when I was a junior developer which turned out to be wrong.
758
Python in the Windows 10 May update
Python might be hard to install on Windows, but with the latest Windows 10 update, you can type "python" to find it in the Microsoft Store.
759
760
CSS Grid Level 2 – subgrid is coming to Firefox
The subgrid feature which is part of Level 2 of the CSS Grid Specification is not yet shipping in any browser, but is now available for testing in Firefox Nightly. ...
761
Writing a game engine in pure C: The Graphic Initialization
If you haven’t read the other posts, go now: Part 1: the state manager Part 2: the graphic initialization Part 3: the engine entity We have a state manager now but a game without graphic re…
762
I've been building a Markdown note-taking app for 3 years
End-to-end Encryption Support, Smart Scroll Sync for Side-by-side View, New Logo, and More.
763
Solving Programming Puzzles Without Using Your Brain
This post is a write-up of a solution to part of a programming puzzle I did yesterday. It’s a little different than the usual “solution + theory” approach, though: I’m going to talk about the actual steps you’d need to take to get to the solution (i.e. what to google, what intermediate code looks like, etc.). Often…
764
Concurrency in Python: CSP and Coroutines
Communicating Sequential Processes and Python coroutines as a structured approach to concurrency.
765
How do I delete bytes from the beginning of a file? (2010)
It's easy to append bytes to the end of a file: Just open it for writing, seek to the end, and start writing. It's also easy to delete bytes from the end
766
What Makes a Graphics Systems Paper Beautiful
Addendum: I've added a few additional tips for conference papers chairs, papers committee members, and papers sorters .
767
Vim tricks
I’ve been using Vim for eight years and am still discovering new things. This is usually seen as a Good Thing About Vim. In my head, though, it’s a failing of discoverability: I keep discovering new things because Vim makes it so hard to know what’s available. While people often talk about the beauty of modal editing…
768
769
How to use array reduce for more than just numbers
The array reduce method is really powerful. But people often run into trouble as soon as they step beyond the basic examples. Simple things like addition and multiplication are fine. But as soon as you try it with something more complicated, it breaks. Using it with anything other than numbers starts to get really…
770
Dolphin Progress May 2019
The past few months have been quite hectic with a slew of gigantic changes requiring lengthy articles alongside them. These big features all hitting together seems to have brought up a talking point in the community would be irresponsible to ignore. Everyone wants to know when Dolphin 6.0 is coming. After all, Dolphin…
771
Perl 6's given: switch on steroids
Sometimes the best features of Perl — and even more so of Perl 6 — are found by asking yourself, “I wonder if this’ll work?” and then findin...
772
Implementing a Convolutional Neural Network Using Only NumPy
A simple walkthrough of deriving backpropagation for CNNs and implementing it from scratch in Python.
773
Urql: a GraphQL client library
Analysis for enterprise leaders from Nearform on AI-native delivery, spec-driven development, AI ROI, governance and modernisation.
774
775
776
Better Bash History (2012)
By default, the Bash shell keeps the history of your most recent session in the .bash_history file, and the commands you’ve issued in your current session are also available with a history call. These defaults are useful for keeping track of what you’ve been up to in the shell on any given machine, but with disks much…
777
778
UTF-8 String Indexing Strategies
When designing or, in some cases, implementing a programming language with built-in support for Unicode strings, an important decision must be made about how to represent or encode those strings in memory. Not all representations are equal, and there are trade-offs between different choices.
779
Building a Stateless API Proxy
How to make an access-limiting proxy for any API
780
Is High Quality Software Worth the Cost?
We usually perceive that it costs more to get higher quality, but software internal quality actually reduces costs.