Questions tagged [validation]
Validation is used to check data to make sure it fits whatever required specifications are set for it.
724 questions
1vote
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50views
SwiftUI: Handling number-inputs via TextField (actually String)
I'm creating a Settings-form in SwiftUI. One of the expected values is a double. I tinkered with NumberFormatter, but it didn't work well for me. Moreover I had to find a way making invalid values ...
- 4,814
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69views
Nostr OAuth 2 authentication using Fastapi
I liked the idea of being able to authenticate using your own private key using Nostr protocol. The idea is based on events, so you prove your identity by signing an event. It's close to Wallet ...
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5votes
4answers
524views
Generate filesystem usage report using Awk
I would like to request a review of an Awk program I have written. This script meets an immediate business need and, ideally, serves as a coding style example for new hires (who may not yet be ...
3votes
1answer
59views
Check if options are valid to create FAT12 image
This is a function that checks if a valid FAT12 image would be created. Since all the information to create it is available on the "boot sector", this is the parameter. I wanted the code to ...
- 283
1vote
1answer
380views
About self validated Java POJOs
I am currently experimenting with self validating Java beans in order to avoid the creation of objects with invalid states, while keeping the validation knowledge inside the bean. The goals I have in ...
- 119
2votes
2answers
181views
Improved input validation function
A week ago I posted this question and after reading the answers and accepting one I decided to refactor my code quite heavily. I would like to get some feedback on this newer version. The changes No ...
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2votes
3answers
199views
Making an input validator function
NOTICE: I refactored the code and made a new question like was advised. I'm making an input validator function that is inspired by @JDługosz from the following post so that other new C++ programmers ...
- 136
1vote
1answer
273views
Validate that the console input contains positive integers only
The function validates whether the input is an int, is there a way to make this more concise and is it best practise to use the try/except or just if/else? I then want to create a similar function for ...
- 67
1vote
1answer
58views
Model validation through the combination of PCA with classifiers
I use the code below for building machine learning algorithm. In the end, I need to validate model performance. However, I am confused if I do it correctly or not. ...
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1vote
3answers
454views
Decorator to validate that Python function arguments are positive
I have a list of functions whose parameters in the signature should be validated with the same criteria each time. ...
- 199
12votes
3answers
3kviews
Pythonic way for validating and categorizing user input
In multiple parts of my program, user input needs to be validated and categorized. As these "validation trees" can get pretty unwieldy, I've started splitting them out in different functions,...
- 433
2votes
2answers
185views
Search/Query API cross parameter check
Background I was working on a coding challenge as part of an interview process. I had to create a REST API where the user can report sensor data and query derived metrics based on several filter ...
- 10.4k
2votes
1answer
137views
Form Validation Code Optimization in HTML and JavaScript"
I've been working on a simple form validation code in JavaScript coupled with an HTML form. The form asks for user's basic information, including name, email, country, gender, and skills. There's a ...
2votes
1answer
251views
Generic custom regular expression with dynamic pattern used as data annotation for Model
I want to apply custom regular expression as data annotation for all of my Model properties. So I create a custom regular expression with dynamic pattern like below:- Purpose:- So the purpose of ...
4votes
2answers
1kviews
Given an EAN-8 or an EAN-13 code, tell if that code is valid
I have the requirement to validate product codes which include EAN-8, EAN-13 and UPC-A encoded as EAN-13. I have implemented a use-case to perform this check by comparing the actual check digit with ...
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