Questions tagged [finance]
Finance is for anything related to currency, payment systems, credit card number validation, etc.
265
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Class library for processing credit cards
I am developing a class library for processing credit cards. There is a thought in management in the short-term future to look for a new credit card processor. So I want to write once and use ...
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Cash-withdrawal from an ATM
I'm seeking review comments (design, performance, etc.) based on the problem statement:
Write a CashWithDrawal function from an ATM which based on user
specified amount dispenses bank notes. ...
6
votes
1
answer
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Determining which accounts are to be credited/debited
I recently discovered/came across linq and have been trying to learn and utilize its features. Here's my first function UpdateTransactionsData(). This method is for ...
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Adding credit cards to a database
I am fairly new to PHP, and would love to have my code reviewed to see what I am doing wrong and ways to improve it. The code works fine, I just feel like there's an easier way to do this.
This is ...
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Sales tax calculator
Please review the sales tax problem which has been designed using strategy pattern.
The Problem:
Basic sales tax is applicable at a rate of 10% on all goods, except
books, food, and medical ...
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1
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Transactions and locking in Rails 3
I am new to Rails and have a system that needs to process transactions.
A user can enter a transaction to which one or more users are tied. These users owe some amount of money to the person making ...
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Hypothetical SalesTax challenge
I have a small solution to the following hypothetical problem:
Basic sales tax is applicable at a rate of 10% on all goods, except
books, food, and medical products that are exempt. Import duty ...
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Calculating totals of a transaction
I am working on a project where I have to calculate the totals of a transaction. Unfortunately, coupons have proven to be quite an issue. There are four types of coupons: transaction percentage, ...
user1139
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"Do you owe the government?" classes
Should my class pass parameters internally or reference class level scoped variables?
I'm not sure on the best approach or style for procedure calls that have parameters. Should I go with the class ...
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