npendleton

4 ms·

1.
by npendleton 1y ago
Hah, great point!
2.
by npendleton 1y ago
This is so cool! Terrible nitpick, but this is actually 3 operations , not instructions. On x86 you get 4: is_leap_year_fast: imul eax, edi, 1073750999 and eax, -1073614833 cmp eax, 126977 set
3.
by npendleton 1y ago
Whoa, it looks like my old patch is getting fixed up properly now! We might be getting this feature https://lore.kernel.org/git/20250501214057.371711-4-gitster@...
4.
by npendleton 2y ago
I agree! Unfortunately the best information appears to be in the individual series datasheets, however I did find this page to be helpful: https://products.espressif.com/#/product-selector
5.
by npendleton 2y ago
Update, it's back! 2024-04-11T18:02Z
6.
GitHub Git Mirror Down(github.com)
1 points by npendleton 2y ago|2 comments
7.
by npendleton 2y ago
The GitHub mirror for git is currently 404'ing (2024-04-11T17:55Z). Here it is yesterday: https://web.archive.org/web/20240410011924/https://github.co...
8.
by npendleton 3y ago
Might be worth a look at remake, it can help a ton when debugging complex Make setups: https://github.com/rocky/remake
9.
by npendleton 5y ago
Post author here, you're correct! thanks for spotting it, I'll fix it now.
10.
by npendleton 6y ago
https://groupgets.com/manufacturers/good-stuff-department/pr... Open source by the talented Greg Davill
11.
by npendleton 7y ago
Thanks Gregory, that's really good info! Appreciate you taking the time to reply (and for all your work on this software, too!).
12.
by npendleton 7y ago
A few bits of trivia for anyone considering NuttX: - uses a pure software interrupt and redirects to your ISR's, so you incur additional overhead for all interrupts in your system - ships with a homegrown c stdlib, which has seve
13.
by npendleton 8y ago
binwalk is a good tool to use for this, especially early analysis: https://github.com/ReFirmLabs/binwalk
14.
by npendleton 8y ago
My favorite flavor, plantuml, available with a cheesy (but very convenient) cli wrapper via npm- https://www.npmjs.com/package/node-plantuml The --unicode mode is particularly delightful