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Latest posts
Last updated 28 days ago
Communicating bugs: use a single standalone shell script
28 days ago
Hitting a bug is no fun: maybe it interferes with your work...
Take a break: Rust match has fallthrough
2 months ago
Rust’s match statement can do a lot of things, even C-style fallthough...
Newtons are a unit of mileage
2 months ago
The conventional units for expressing the mileage of an electric vehicle, like...
Prefer tee -a, not >>, in CI
3 months ago
Shell scripts sometimes have to append data to a file. Redirecting output...
Async hazard: mmap is secretly blocking IO
9 months ago
Memory mapping a file for reading sounds nice: turn inconvenient read calls...
GitHub tip-hub: habitual permalinks
10 months ago
GitHub offers permalinks to versions of files and lines, within a repository...
10 > 64, in QR codes
about 1 year ago
Encoding data in decimal requires many more characters than the same data...
Mechanical sympathy for QR codes: making NSW check-in better
over 3 years ago
Governments here in Australia have been telling us to keep distance from...
QR error correction helps and hinders scanning
over 3 years ago
Error correction sounds good. It means fewer errors, right? When it comes...
The joy of cooking (an app)
over 3 years ago
Taking shortcuts? Leaving edge-cases unconsidered and unhandled? Is this engineering?! My approach...
Myths and Legends about Integer Overflow in Rust
about 9 years ago
The primitive integer types supported by CPUs are finite approximations to the...
Memory Leaks are Memory Safe
about 9 years ago
Memory unsafety and memory leaks are arguably the two categories of bugs...