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Andy Balaam's Blog

artificialworlds.net

2026

Feeling sad about AIoriginal ↗
11 Sept 2026
Web Words: what if we used 3 words to find a web site?original ↗
4 Sept 2026
Coding JezzBall in Rust+WASMoriginal ↗
28 Aug 2026
Coding up a circular buffer with Jezoriginal ↗
21 Aug 2026
LLMs produce plausible noiseoriginal ↗
22 Jul 2026
Parsing SGF files for funoriginal ↗
17 Jul 2026
A full (slow) solution to the Billion Row Challengeoriginal ↗
10 Jul 2026
The billion row challenge: do we have a bug?original ↗
19 Jun 2026
Writing a bit-wise iterator (with Jez!) for our gunzip implementationoriginal ↗
12 Jun 2026
Keep the faithoriginal ↗
10 Jun 2026
Implementing gunzip from scratch in Rustoriginal ↗
15 May 2026
Jez returns for programming language chat!original ↗
8 May 2026
Announcing Changelog Builder - a towncrier clone for building changelogsoriginal ↗
5 May 2026
Using anyhow to handle errors in my Rust changelog builderoriginal ↗
1 May 2026
A simpler blog comment systemoriginal ↗
26 Apr 2026
Building a Rust commandline tool: a towncrier cloneoriginal ↗
24 Apr 2026
The billion row challenge: splitting lines using SIMD in Rustoriginal ↗
17 Apr 2026
Rust: reading very large files for the billion row challengeoriginal ↗
10 Apr 2026
Parsing whole lines of the Billion Row Challengeoriginal ↗
3 Apr 2026
Improving our billion-row parsers and benchmarksoriginal ↗
27 Mar 2026
Making our own String type in Rustoriginal ↗
20 Mar 2026
Writing a Snake game in Rust/WASMoriginal ↗
13 Mar 2026
Talking to localhost from inside an Android emulatororiginal ↗
3 Mar 2026
Rust: compiling to WASM to make a browser-based game using canvasoriginal ↗
27 Feb 2026
Billion row challenge: parsing temperatures fast(ish)original ↗
20 Feb 2026
Rust: building arbitrary precision integers (badly)original ↗
6 Feb 2026
Rust: how to return a closure from a function, and what are closures anyway?original ↗
30 Jan 2026
FizzBuzz 2: FizzBuzz Harderoriginal ↗
23 Jan 2026

2025

Why I don't use AIoriginal ↗
16 Dec 2025
Converting a string to an int in Rust (for no reason)original ↗
12 Dec 2025
Why I don't use AI (expanded)original ↗
10 Dec 2025
Resizing and moving an encrypted LVM volumeoriginal ↗
9 Dec 2025
Implementing FizzBuzz in Rust (for no reason)original ↗
29 Nov 2025
Reversing a string in Rust (for no reason)original ↗
13 Nov 2025
Mini-rust in Rust 050: Parsing function definitionsoriginal ↗
24 Oct 2025
Why do I have 2 passwords? How to talk about encryption in Matrixoriginal ↗
20 Oct 2025
Invisible Crypto: can Matrix be both secure and easy to use?original ↗
20 Oct 2025
Mini-rust in Rust 049: Lexing an empty functionoriginal ↗
17 Oct 2025
Mini-rust in Rust 048: Handling variable scopeoriginal ↗
10 Oct 2025
Mini-rust in Rust 047: Updating types as we get more informationoriginal ↗
3 Oct 2025
Jez and Andy write a Parseroriginal ↗
26 Sept 2025
Jez learns Rust by writing a Lexeroriginal ↗
19 Sept 2025
Mini-rust in Rust 046: Type-checking mutationsoriginal ↗
12 Sept 2025
Mini-rust in Rust 045: Combining two types when we add thingsoriginal ↗
5 Sept 2025
Why I don't use AIoriginal ↗
3 Sept 2025
Mini-rust in Rust 044: Finding the type of a symboloriginal ↗
29 Aug 2025
Mini-rust in Rust 043: Expressions on the left of operatorsoriginal ↗
22 Aug 2025
Mini-rust in Rust 042: An unexpected token means stop this expressionoriginal ↗
15 Aug 2025
Mini-rust in Rust 041: While conditions that are not operationsoriginal ↗
8 Aug 2025
Mini-rust in Rust 040: While conditions should be booloriginal ↗
1 Aug 2025
Mini-rust in Rust 039: Spans should be rangesoriginal ↗
25 Jul 2025
Mini-rust in Rust 038: Avoiding a String allocation for each tokenoriginal ↗
18 Jul 2025
Mini-rust in Rust 037: Complex expressions in mutation statementsoriginal ↗
11 Jul 2025
Mini-rust in Rust 036: Evaluating code blocksoriginal ↗
4 Jul 2025
Mini-rust in Rust 035: Tidying up the evaluatororiginal ↗
27 Jun 2025
Mini-rust in Rust 034: Our first program, actually workingoriginal ↗
20 Jun 2025
Mini-rust in Rust 033: Evaluating operators like plusequals and timesequalsoriginal ↗
13 Jun 2025
Mini-rust in Rust 032: Supporting a Unit type and type checking mutationsoriginal ↗
6 Jun 2025
Mini-rust in Rust 031: Getting "while" through the type checkeroriginal ↗
30 May 2025
Mini-rust in Rust 030: Expressions after while loopsoriginal ↗
23 May 2025
Mini-rust in Rust 029: Parsing plus-equalsoriginal ↗
16 May 2025
Mini-rust in Rust 028: Lexing plus-equalsoriginal ↗
9 May 2025
Standing again for the Matrix Governing Boardoriginal ↗
7 May 2025
Testing nonexistenceoriginal ↗
6 May 2025
Mini-rust in Rust 027: Parsing blocks of codeoriginal ↗
2 May 2025
Mini-rust in Rust 026: Parsing an empty while looporiginal ↗
25 Apr 2025
Mini-rust in Rust 025: Parsing let mutoriginal ↗
18 Apr 2025
Mini-rust in Rust 024: Lexing theoriginal ↗
11 Apr 2025
Mini-rust in Rust 023: Refactor to share structure of the syntax treeoriginal ↗
4 Apr 2025
Rust tracing basic setuporiginal ↗
29 Mar 2025
Mini-rust in Rust 022: Stop lying about types in errorsoriginal ↗
28 Mar 2025
Mini-rust in Rust 021: Including type information in our syntax treeoriginal ↗
21 Mar 2025
Mini-rust in Rust 020: Gaps in our type checkeroriginal ↗
14 Mar 2025
Mini-rust in Rust 019: Type checking an actual type errororiginal ↗
7 Mar 2025
Mini-rust in Rust 018: Type checking, the happy pathoriginal ↗
28 Feb 2025
Mini-rust in Rust 017: Handling float literalsoriginal ↗
21 Feb 2025
Mini-rust in Rust 016: Tidying our parseroriginal ↗
14 Feb 2025
Mini-rust in Rust 015: Parsing a typed assignmentoriginal ↗
7 Feb 2025
Mini-rust in Rust 014: Evaluating an assignmentoriginal ↗
31 Jan 2025
Mini-rust in Rust 013: Fixing a bug in our lexeroriginal ↗
24 Jan 2025
Mini-rust in Rust 012: Parsing with backtrackingoriginal ↗
17 Jan 2025
Mini-rust in Rust 011: Parsing an assignment plus expressionoriginal ↗
10 Jan 2025
Mini-rust in Rust 010: Lexing an assignmentoriginal ↗
3 Jan 2025

2024

Mini-rust in Rust 009: Handling parsing errorsoriginal ↗
27 Dec 2024
Mini-rust in Rust 008: Refactoring our parseroriginal ↗
20 Dec 2024
Mini-rust in Rust 007: Evaluating an operationoriginal ↗
13 Dec 2024
Mini-rust in Rust 006: Parsing an operationoriginal ↗
6 Dec 2024
Message order in Matrix: right now, we are deliberately inconsistentoriginal ↗
4 Dec 2024
Mini-rust in Rust 005: Making our lexer an iteratororiginal ↗
29 Nov 2024
Mini-rust in Rust 004: Refactoring our lexeroriginal ↗
22 Nov 2024
Mini-rust in Rust 003: Much prettier errorsoriginal ↗
15 Nov 2024
Mini-rust in Rust 002: Errors while lexingoriginal ↗
8 Nov 2024
Mini-rust in Rust 001: Lexing an intoriginal ↗
31 Oct 2024
Rust 101 - 53: Exercises for module G (q4)original ↗
23 Oct 2024
Rust 101 - 52: Exercises for module G (q3)original ↗
23 Oct 2024
Rust 101 - 51: Exercises for module G (q2)original ↗
23 Oct 2024
Rust 101 - 50: Exercises for module G (q1)original ↗
23 Oct 2024
Rust 101 - 49: Foreign function interfaces (interacting with other languages)original ↗
23 Oct 2024
19 years of bloggingoriginal ↗
22 Oct 2024
Deployment is importantoriginal ↗
21 Oct 2024
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