Validation is used to check data to make sure it fits whatever required specifications are set for it.

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Server side form validation library

Have I followed best practices for PHP development, or can this class be improved? GitHub ...
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2answers
69 views

Validation class

Can someone help me furnish my PHP validation class? I want to reduce its size and make it easier to use. ...
4
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2answers
150 views

TextField Validation for Teleport Feature in Game

I've implemented a teleport feature for my game and I would like some feedback on the way that I validate the user input. I am using the libGDX library. When the player clicks the Teleport Menu ...
2
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2answers
65 views

Verbose mailing function

I have multiple forms that do the same thing, send an email. As of this moment I have 3 forms that send mail. They vary only by number of inputs. One requires just an email. Another requires a name ...
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3answers
53 views

Reserving seats in a movie theater

I'm writing a C program to reserve seats in a movie theater. I am validating the selection of seats: ...
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2answers
54 views

Input and Validate Dates

Question: Write a function that accepts integer values for day, month and year and returns them in a valid format. If the day is above 30, then convert it to 30. If the month is above 12 then ...
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1answer
62 views

User input function keep looping until valid filename entered

The following function is basically asking the user to input a file name for a file that the calling program is going to do something with. If the user enters an invalid file name, I want the program ...
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2answers
59 views

Reference implementation of HTML-to-JSON converter for PCG

I have opened a puzzle at Programming Puzzles and Code Golf. The question is not perceived well (yet) and one of the reasons is that no reference implementation is provided. To mitigate this ...
3
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2answers
84 views

PHP contact form

I recently had my site hacked, with the main index file being overwritten (nothing else was touched). I'm assuming they hijacked my form input. Are there any vulnerabilities in the code or does this ...
2
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3answers
147 views

ADT for a TVM calculator

I wanted to get some criticism for the below ADT. This is just a basic ADT that will be fed into a TVM calculator. Main purpose is to have it initialized and correct for input errors. Full ...
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0answers
29 views

Validating JavaScript origins

I need to write a function in Python that makes sure the user entered a valid JavaScript origin. If I understand it correctly, the origin includes the scheme, hostname and port (port and scheme might ...
4
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1answer
38 views

Luhn algorithm MS-SQL

This a solution Luhn algorithm for credit validation. This algorithm is a basic one inspired by wikipedia. I mean no check for length, type, and so on. You can enhance the base code as you want it to ...
3
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1answer
77 views

Haskell Luhn Algorithm

Trying to get to grips with Haskell. The problem is taken from here. ...
3
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1answer
62 views

A User class for visitors to register and log in to a site

I'm just looking for some feedback on my User class. The class is designed to handle users being able to register, login, and logout of the site. I'll be using it in conjunction with a forum I'm also ...
2
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1answer
65 views

Sudoku validator

I've decided to learn some more Haskell writing a Sudoku validator, the function checkSudoku outputs True if the Sudoku is valid and False if it is not. I did not ...
4
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1answer
58 views

Class-based user input validation

Having contributed to this Community Wiki on StackOverflow regarding validating user input, I thought I'd finally sit down and write something more robust to do these kinds of tasks. I wanted ...
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1answer
104 views

Checking that a filename does not end with “Com.js”

I'm fairly new to JavaScript and I wonder if there is a way to write this function shorter and better? ...
5
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2answers
48 views

Validating config files and separating back-end from front-end

I'm writing a simple script which will search a source directory for certain types of files and move them to a destination directory. I'm using it as an opportunity to practice writing some ...
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votes
2answers
55 views

Validate and Add Service Provider/Location in C#

I have a button that will validate the textbox for the service provider and the dropdown list for the locations. I have 3 tables: Locations, Service_Providers, and Service_Providers_Locations with a ...
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1answer
47 views

A simple Ruby EmailAddress class

I wrote this short, plain Ruby lib to handle email address validation inside and outside of Rails applications, and I would like to know what you think. ...
3
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2answers
60 views

Validator part 2

This is a follow up to: Validating individual properties and whole items I have a custom class I've written which allows me to validate individual properties of items, without firing validation ...
3
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1answer
56 views

Check secure image upload

I want to upload images to server from browser window. I'm using this function for image upload. Images are uploaded by GD library. What is your opinion of this code? Is there still a way to upload a ...
4
votes
1answer
51 views

Data-checking class supporting letters

I'm starting to learn OOP with PHP, and all I've learned so far is just by searching and reading. So I have this need to check input data for certain things like min of chars, max of chars, spaced or ...
2
votes
1answer
109 views

Validating individual properties and whole items

I have a custom class I've written which allows me to validate individual properties of items, without firing validation errors on other properties. This allows me to individually validate what my ...
3
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2answers
67 views

Removing synchronization from an agent for a trading system

Is there any way to easily remove synchronization from this code, when there is a validation step before acquiring a lock? I tried an ...
5
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2answers
351 views

Calculating the volume of a tetrahedron

Here's my function for calculating the volume of a tetrahedron. I've tried to comment well and perform a few checks on the types of the objects passed to it. Can ...
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vote
1answer
59 views

An easier way to test a valid username

I have the following requirement for valid usernames: Only alphanumeric characters and - Must not start with a - I wrote this regex (on Rubular): ...
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3answers
160 views

Constraining data in idiomatic Java

Playing with a simple Java Point class where I would like to constrain the X and Y values to be doubles that must be in the range -10 to 10, inclusive. I've written ...
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2answers
395 views

Registration form with validation and error messages

I've been working on a registration form page in jQuery Mobile and I think I'm starting to get it fully complete. What I need feedback on is if I've forgotten anything in terms of accessibility, ...
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2answers
143 views

A way to handle integer input

I'm working on simple code that is to read input where: The first line is a number of cases to consider. The next lines are integers separated by a space that will be tested lately. Possible ...
3
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1answer
66 views

Flask form validation technique

This is currently the code that I'm using to validate and check for errors in a flask app, where the form fields are coming from a /registration html page: ...
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2answers
100 views

Credit card checking

I am practicing test-driven development in Python. Feedback about both the tests and the code is appreciated. I'm using luhn algorithm and regex to check credit card numbers for validity. Here are ...
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3answers
163 views

Validating email addresses through temporary mail message

I was given this project and have changed a lot of code on it, now I am going over the code to make sure that I know what everything does and can maintain it efficiently, and to make sure I want my ...
2
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1answer
140 views

Laravel controller for form validation skinny

I'm trying to make controllers skinny as possible. I use repositories for accessing the database and I use Services to do other stuff. In this case, I use it to insert a new post to the database. For ...
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4answers
707 views

Calculating a specific entry in a Pascal’s triangle recursively

Our task was to calculate the entry of a Pascal’s triangle with a given row and column recursively. The triangle was specified in a way that the tip of the triangle is ...
4
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4answers
66 views

Validating a Collection of IPv4s

I have a method within a class that validates all proxy addresses are valid on initialization. I've tried to refactor this a bit, but this seems to be the best I can do. Any suggestions and/or tips as ...
2
votes
1answer
39 views

Sane ranges for DB queries

I have a function that has, as input, a ranges object which may define from, to and ...
2
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1answer
63 views

Validating input against rules

I have created a method that validates inputs based on a set of rules. If an error is found, it is put into an array which can later on be used to display the errors to the user. Below is my code: ...
7
votes
3answers
109 views

Better card validity check in JS card game

I am writing a card game in Javascript. The game is played with a 32 card deck. When a card is selected to be played by a user, i do a validity check on the server to check whether it matches the ...
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273 views
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1answer
381 views

C# Multi-checkbox validation MVC4

I wrote the following custom validation annotation for my project to confirm that at least one checkbox of a group of checkboxes is checked: ...
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2answers
106 views

Refactoring IEnumerable<ValidationResult>

I have the below code which increases the code complexity. Any way to refactor it? I am trying to refactor the below code so that the CCM can be reduced for the code. i.e code complexity matrix. ...
3
votes
1answer
56 views

Test if a string is a number

In need for testing if a string is a number which could be a double or integer, I wrote a simple skeleton, which parses a string like this: ...
3
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2answers
74 views

Reservation validation

I got a Reservation model that has reservation_start and reservation_end. Then I have the ...
11
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2answers
666 views

Foolproof number validation

I know there have been a lot of post, blog article answer on Stack Overflow (but the validation does return true on a tab character) about this. But I'm still ...
3
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1answer
180 views

Testable authentication handler for web API

I need to unit test my authentication handler. I don't really want do an assert against the text message returned by the handler. How could this be improved ? ...
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0answers
57 views

Singleton request validator and sanitizor class

I have tried to code a PHP singleton class for validating multiple/single fields (sanitizing is optional). When validating single field, on success it will return 1 (...
2
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0answers
86 views

Immediately send redirect response, preserving session data

This question is for Laravel 4 only, as the relevant parts are completely refactored in the upcoming Laravel 5. I have written an helper function for validation, so I only have to put this in ...