Questions tagged [financial]
The financial tag has no usage guidance.
34
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2
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Handling Back-dated Transactions and "Online" Transactions on ERP/Banking Systems
I was currently developing a PoC of a "core banking system" in my current company, a pawn shop that generally offers lending services to retail customer and deposit services. We've built a ...
- 29
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2
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303
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More efficient FIFO inventory calculation?
I am implementing a basic ledger system for which I want to calculate costs based on the FIFO system. Is there a more clever method than an O(n) search?
Example
Suppose I have two lists of ...
- 115
0
votes
1
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170
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How to create financial reports with detailed information
I'm working on an application where it has financial control for the incomes and expenses of the company. These informations can be controled by accounts (bank accounts - can be 1 or more), categories ...
- 291
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2
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307
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Design patters for handling invoice "payment_status" when split payments are involved
Requirements
I'm building a system with the following requirements.
An Invoice can be paid using multiple Payments (e.g a customer pays the invoice in 2 installments)
A Payment can be allocated to ...
- 109
3
votes
2
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682
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Designing distributed invoice number counting system
I am looking for a way to design a system that can provide a linear and incremental counting for invoice number accros a scalable system.
At this time, I have four pools of two servers (two pool for ...
- 228
8
votes
2
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3k
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Are bank transactions run with DB transactions?
The classic example for a transaction is withdrawing money from a savings account and depositing it to a checking account in the same bank.
Yet I have the suspicion that DB transactions are actually ...
- 1,100
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2
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1k
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Loan Amortization Schedule - Precision and rounding
I have been playing around making amortization schedules in PHP. My php.ini currently has the precision set to 14. I understand going into this that there will be rounding errors however I am hoping ...
- 243
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217
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Algorithm for calculating daily profits from user's balance minus deposits
Calculating a user's daily profits / losses using their previous balance and their current balance (let's say for things like financial portfolios) is pretty trivial.
The part I find difficult is how ...
- 109
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4
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1k
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How are account balances persisted
I am currently building a finance application that contains "accounts"
Each account has a balance that is dynamically generated based on platform charges vs payments. e.g simplified example.
$...
- 269
1
vote
1
answer
2k
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Network Topology for ATM and POS Systems
I'm looking to understand the high-level architecture, topology, protocols and componentry of ATMs and POS systems work with banking institutions worldwide.
I've read several half-way decent articles ...
6
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4
answers
617
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What are some approaches used in financial applications to prevent deposit/withdrawal sync problems?
I am currently facing a problem with an application that has deposit/withdraw functionality.
The underlying database (Cassandra) offers no read/write locks.
Now suppose user A has deposited 100$...
- 171
0
votes
1
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98
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Is there a better approach for mass balances processing
My task is to process asynchronously balance deltas for multiple clients and provide aggregated balance amounts.
I have a REST service which accepts requests from N clients C₁…Cₙ, each of them has ...
- 147
0
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0
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281
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Integration Testing a dynamic backend
Our company creates financial software that integrates into a banking system backend. We're running into a lot of problems making changes to it without seemingly impacting another customer or another ...
- 2,333
2
votes
4
answers
1k
views
How to automate certains tasks in a web application?
I'm working on my final project for a course named Web Applications in ASP.NET.
Basically, it's a web application for shopkeepers to manage their clients' money accounts in their stores.
In order to ...
- 201
2
votes
1
answer
1k
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BigDecimal for Calculation with and Display of Stock Shares and Prices?
I'm receiving flat files with the stock price and number of held shares for an account. One file contains the price and shares to 6 decimal places. The other file contains the price and shares to 12 ...
- 285