0
votes
3answers
114 views

How should I approach storing single boolean results for a whole table?

I previously asked this question on stack overflow. But have not received any responses that might help me. So I thought I would try here. ...
-2
votes
3answers
135 views

Trying to understand how MySQL license applies to code I wrote

I have an ERP, coded with Java and the database in MYSQL Community edition. When I was going to sell it to a client he asked me for the sources to my application (with the belief that it is GPLed). I ...
1
vote
3answers
304 views

Passing data between hundreds of objects in java [on hold]

Currently, I'm working with a group on building a model. This model simulates interactions between many "agents" in a region. Agents can be any entity such as a city, a farmer, a business etc. Each ...
0
votes
0answers
15 views

Best approach for storing banking information [migrated]

I am currently developing an auction desktop application. At the moment I am storing the buyer and vendor information in 2 separate tables within a MySQL Database. Currently the data for these tables ...
0
votes
2answers
333 views

How do programs like JAVA and C++ store variables in a database , does it still use MySQL like in PHP? [closed]

I imagine they have to have some sort of query to goes to a database , or maybe I'm wrong and they can just store it to their computer? Is MySQL for server - side scripting only?
-1
votes
2answers
141 views

How to fit requirements into MVC

Let's say we have a website requirement to allow User functionality. Simple! We create the UserModel, UserController and UserView. Works perfectly. However, let's assume that User has a many-to-one ...
1
vote
1answer
776 views

Java Desktop Application For Network users [closed]

I'm developing a desktop application using Java. My application will run in a network environment where multiple users will access the same database through the application. There will be basic CRUD ...
2
votes
1answer
188 views

Sorting rows off an autoincrementing primary key

Is it a bad practice to rely on an auto-incrementing primary key to sort rows in a table? A coworker and I were having an argument about this subject. We need to be able to find the last-inserted row ...
3
votes
4answers
378 views

Entity and pattern validation vs DB constraint

When it comes to performance: What is the better way to validate the user input? If you think about a phone number and you only want numbers in the database, but it could begin with a 0, so you will ...
14
votes
3answers
6k views

How to design highly scalable web services in Java?

I am creating some Web Services that would have 2000 concurrent users. The services are offered for free and are hence expected to get a large user base. In the future it may be required to scale up ...
2
votes
2answers
116 views

Protecting an Application with Logins

I am a beginner Java programmer, and have tried searching for a way to set up a login system with my Java application. The application is a game and I do not want people to just upload it to a ...
1
vote
2answers
379 views

Database design

I'm on the way developing an application which requires a kind of dynamic database, So this is what I want, This is the for reading the details of a class, the number of variables and methods ...
4
votes
3answers
432 views

How should I implement Transaction database EJB 3.0

In the CustomerTransactions entity, I have the following field to record what the customer bought: @ManyToMany private List<Item> listOfItemsBought; When I think more about this field, ...
3
votes
2answers
872 views

Need to make a stock inventory application

I need to make an application for my dad to keep track of stock trading inventory. He trades shares for himself and for his clients and would like to keep the records, things like buy/sell price of ...
2
votes
3answers
299 views

Free/low-cost online resources to study for certifications [closed]

So I am interested in working towards are few specific certs. Namely Oracle 11g, MySQL, and Java. I know there are tons of books out there, and I do plan to hit up my local library on these subjects ...
1
vote
5answers
738 views

Php: Whats my next step? [closed]

So in college I started learning Php, mostly starting with the Larry Ullman books. I got a job at a company after, where I was able to learn some stuff from the higher up guys. Since then, I've done ...