π¨ NEWS: Error Handling in Rust β Result, Option e il Simbolo ? per Codice Che Non Si Rompe
Ecco i punti chiave in breve:
π‘ Ogni sviluppatore che arriva a Rust da linguaggi con eccezioni vive lo stesso momento: scrive una funzione, chiama read_to_string, e si trova davanti un Result. Poi arriva unwrap(), l'app va in crash,...
@bbelderbos golang also includes putting a possible error return in the function signature. the typical function return then is either `val, nil` or `nil, error`. i also like it better than the `try, catch, finally` or `try, except, raise` blocks of other languages.
π¨ NEWS: Express.js: routing, middleware, error handling e struttura progetto β Guida operativa
Ecco i punti chiave in breve:
π‘ Hai un server Node.js che cresce e il file index.js Γ¨ diventato un mostro da 500 righe. Le rotte si accavallano, i middleware si pestano i piedi, e quando arriva un errore 500 lo scopri...
#backend #javascript #node.js #guidaOperativa #errorHandling
π¨ NEWS: Promises, async/await e Error Handling in JavaScript: Guida Operativa per Codice Asincrono Pulito
Ecco i punti chiave in breve:
π‘ Il tuo codice JavaScript Γ¨ una piramide di callback? Ogni chiamata AJAX aggiunge un livello di indentazione, e quando arrivi al terzo livello non capisci piΓΉ nulla? Lo abbiamo visto decine di volte ne...
Error handling is a team sport, not a copywriter problem. The quality of an error message depends entirely on what the system actually knows at the moment of failure. Engineers, PMs, and writers all own this. This Wix UX piece breaks down where the responsibility actually sits.
https://wix-ux.com/when-life-gives-you-lemons-write-better-error-messages-46c5223e1a2f
#uxwriting #uxdesign #errorhandling (https://uxbrad.com/activity/20260526/090000/)
When life gives you lemons, write better error messages
https://wix-ux.com/when-life-gives-you-lemons-write-better-error-messages-46c5223e1a2f
#HackerNews #errorhandling #userexperience #uxdesign #softwaredevelopment #readability
Last week, I went down a huge rabbit hole and tried to come up with a mathematical generalization of dealing with errors in circuits.
I am not a mathematician, but I tried to come up with a proof as rigorous as possible. However, other eyes are very much appreciated. I'd be happy about a boost and/or feedback.
And of course, I'd be glad if this was useful to anyone else :)
https://www.maxgenson.de/blog/demystifying-tolerances/
#electricalengineering #errorhandling #math #calculus #mathproblems #feedback #helpwanted
Did you ever wonder how the tolerances of resistors influence a voltage divider? What happens if you put two components in parallel β does the effective tolerance increase or decrease? I had some very wrong assumptions about the answers to these two questions and am glad I looked deeper in to the topic. Some very suprising, yet satisfying and reassuring insights into error boundaries and propagation lie ahead. So buckle up and get ready for some math! (I enabled LaTeX \LaTeX LATEβX on my blog for this, hihi)
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