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Use the Unofficial Bash Strict Mode (Unless You Love Debugging)
Let's start with the punchline. Your bash scripts will be more robust, reliable and maintainable if you start them like this:
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 14,540 posts.
6602
Removing 'um' from a recording is harder than it sounds
A tour of erm, a local CLI that removes disfluencies from English speech recordings using faster-whisper, a few detectors that look at the audio directly, and ffmpeg.
6603
Twenty years of blogging
Twenty years... a significant chunk of a human's adult life; while so many things in my life have changed since May 2003, the blog has remained a constant companion. This milestone inspired me to do some archaeology using the amazing Wayback Machine . It didn't have the very first post, but I dug up one from just a…
6604
Trading with Claude, and writing your own MCP server
Ever wanted to check on your portfolio and trade some stocks directly with Claude? Well you’re in luck.
6605
Strategies for Fast Lexers
Making compilation pipelines fast, starting with the tokenizer
6606
Incremental Parsing in Go
This post is an attempt to explain the incremental parsing algorithm aretext uses for syntax highlighting. Like the rest of aretext, parsers are implemented in Go for portability and performance. Most people do not consider Go a functional programming language; nonetheless, aretext’s parsers rely on functional…
6607
Passing nothing is surprisingly difficult
My day job is in browsers and cryptography , not compilers, yet I often find that I need to spend more of my time working through the semantics of programming languages than using them. This post discusses a thorny cross-language issue between C, C++, and Rust. In short:
6608
I decided to build a nine-bit computer
The first nerdy dispatch from my Quixotic Hardware Project, QIXOTE-1
6609
Java Hangs When Converting 2.2250738585072012e-308
Konstantin Preißer made an interesting discovery , after reading my article “ PHP Hangs On Numeric Value 2.2250738585072011e-308 ”: Java — both its runtime and compiler — go into an infinite loop when converting the decimal number 2.2250738585072012e-308 to double-precision binary floating-point. This number is…
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I coded a Pascal compiler for transputer as a teen in 1993
History of the development of my Pascal compiler for transputer when I was age 13.
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Light Table 0.5.0
This release was about simplifying the experience of Light Table, making it far more robust, and making sure it’s fast enough to handle whatever you throw at it. We’ve made big strides in each of these areas, from removing some of the UI elements that didn’t add anything (the left vertical menu), to reaching the point…
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JIT Compilation for Emacs Lisp
There have been a few efforts at writing an Emacs JIT — the original one , Burton Samograd’s , and also Nick LLoyd’s . So, what else to do except write my own?
6615
Building Modular Rails Applications: A Deep Dive into Rails Engines
A deep dive into Rails engines through Active Storage Dashboard: structure, isolation, routes, assets and testing. Learn to build modular Rails apps.
6616
Resurrecting Crimsonland – Decompiling and preserving a cult 2003 classic game
Recovering and preserving Crimsonland, the 2003 top-down shooter, through reverse engineering of its original binary.
6617
Mugo, a toy compiler for a subset of Go that can compile itself
Mugo is a single-pass compiler for a tiny subset of the Go programming language -- just enough to compile itself.
6618
The second-order-diff Git trick
One of the things that Git makes safe and practical is bulk editing by way of “sledgehammer-and-review”:
6619
Working through 'Writing A C Compiler'
Some time ago I decided I wanted to create a c compiler for the Hack processor in the nand2tetris book. After several dead end attempts that I might describe later I found this book : Writing a C C…
6620
Building a Shell
I built a tiny shell in C to learn what fork, execvp, and dup2 are doing under the hood.
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How to create a 1M record table with a single query
With recursive CTE and randomized data.
6623
Research papers in the .NET source
This post is completely inspired by (or ‘copied from’ depending on your point of view) a recent post titled JAVA PAPERS (also see the HackerNews discussion). However, instead of looking at Java and the JVM, I’ll be looking at references to research papers in the .NET language, runtime and compiler source code.
6624
Understanding the Go Scheduler
Go Scheduler
6625
Python Application Deployment with Native Packages
Speed, reproducibility, easy rollbacks, and predictability is what we strive for when deploying our diverse Python applications. And that’s what we achieved by leveraging virtual environments and Linux system packages.
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Tools for Exploring .NET Internals
Whether you want to look at what your code is doing ‘under-the-hood’ or you’re trying to see what the ‘internals’ of the CLR look like, there is a whole range of tools that can help you out.
6629
A Critique on “A Critique on the OpenPGP Updates”
An occasional blog about OpenPGP keyservers and related issues
6630
Linux Context Switching Internals: Process State and Memory
How does the Linux kernel represent processes and their state: A breakdown of task_struct and mm_struct