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ways to validate subscription service in freemium product is valid

We have a freemium product, which menas that some functionality is available if the monthly subscription has been paid; if not paid, then the free capabilities remain available. Here is how I am thinking of processing it, but wanted to check: 1) When someone purchased their subscription, a recurring billing schedule is created. 2) The...

How can I read the purse balance with an EMV CARD?

I'm working with a smart card reader and I'm finding some trouble about getting the purse balance from an EMV card. I have developed software for other cards with t=0, protocol, but this time this process is killing me. I supposse it has to be something like : Select Purse balace File Read Record. I did not find this file, and then I ...

How do I get the mic volume of all audio cards in Windows XP using C++?

I'm trying to write an application that will get the mic volume of every sound card on a machine. My current code looks like this: for (unsigned int i = 0; i < waveInGetNumDevs(); ++i) { HMIXER hmx; mixerOpen(&hmx, i, 0, 0, MIXER_OBJECTF_WAVEIN); if (hmx == 0) { printf("Unable to open device %d\n", i); continue; } MIXERLINE...

How to test on Live paypal site with dummy credit cards

Right now I am able to test credit card functionality on development server using test/dummy credit cards. But not able to test the same functionality on live server. Are there any dummy credit cards, with which we can test the same on live site? ...

dialogic voice box licenses

Our app handles 4 lines on the D/4PCI. That works fine. http://www.dialgroup.com/D4PCI.htm But now we have a requirement to handle 8 lines. The card is supposed to scale to 16 cards per box. But when the 5th line opened, regardless of the order, gives a ‘license count exceeded’ violation. The docs suggest that there is a hardware ke...

Smart Card Query

Hi I need to know what kind of Java Smart Card to buy and where I can get some from? What are the factors i should consider while choosing a card / vendor? Thanks ...

Is there a way to detect the following Video Card Attributes using WMI/WIN32 in C#?

-Aspect Ratio -Max Resolution supported by the Graphics Card -Orientation -Number of output Ports I am able to get the first three for monitors that are connected but need help detecting this stuff for the Video Card. ...

How to check if cards in hand match cards on table?

There are 8 cards on the table, with four faces visible and four hidden. Click on a card to turn it and if there's a pip-match or suit-match, show sparks around the associated cards. Problem is, I'm either doing something wrong logic-wise, or .concat() is not working. Because some sparks show and some do not. The whole game could proba...

I have an SSL installed on my server. Should I secure my CMS backend?

Should I use SSL to secure my custom made CMS? I will be trying to accept Credit card info through a form, after my clients' login. It sounds good to me, but what does everyone else think? ...

reading card reader driver file

hi everyone I have a card reader and his driver, and i'm tring to read that driver so i can see the functions inside. the driver include 3 files: sys file, cat file and inf file. somebody know who to read this file and the functions inside? the functions include in this file or they are in a dll file that connact to the sys file? tnx...

How to make php application to require smart card authentication.

I can make browser to force authentication with smart card eg ID-card when php file is protected with SSLVerifyClient in apache conf. Now i need to display index.php usually without requiring smart card authentication and sometimes this same page must get user authenticated. doStuff(); if ($needed==1) authenticateUser(); doMoreStuff...

problem with moving picturebox

I am programming a cards game, when i was doing the visual part i had a problem with moving the card within a panel from one place to another, the image keeps blinks and moves every where when i try to move it. This is my code..... public partial class Form1 : Form { bool clicked = false; public Form1() { Initializ...

Ready-made Javascript library for modelling card games?

MVC 'architecture'. I would like a convenient way of specifying the rules of a card game including aspects such as hands or tricks, scoring, which cards from the deck or pack are used, and so on. Does anyone know of anything like this, preferably in Javascript? Thanks for any guidance. ...

High level global keyboard hook for C# and WPF for reading a keyboard wedge card scanner

The only keyboard hook supported for .NET managed code is a low-level keyboard hook (WH_KEYBOARD_LL). See http://stackoverflow.com/questions/1639331/using-global-keyboard-hook-whkeyboardll-in-wpf-c I have the above code working in my application at the moment so that when you swipe your card you will get a list of all the keystrokes. ...

Kiosk software guidance.

I need to develop a kiosk system. The only payment option will be a credit card/debit card. The kiosk need to be networked with another PC. For example, if a customer orders something on the kiosk, it needs to be sent to a another pc where a store employee can see what was ordered. Here are my following solutions: OPTION 1) web based a...

SDKs for kiosk software development

All, What kiosk SDKs are available? Are there any? I am looking for ones that saves development time by having built in API integration with hardware (i.e. credit card readers, printers) and network capability (to send data to web app). Also, I would like built in features that check to see if the kiosk has crashed and timers which can ...

APIs for magtek magnetic credit card readers

All, I need to develop a kiosk application which needs to communicate with a magtek magnetic credit card reader. I know the readers come with drivers, but any one know of "high-level" APIs? For example, in C++, C#, JAVA? ...

Acces the SIM Card with an Android Application?

I wonder if it's possible to access to the SIM card with an Android Application ...

Scheme redefine a list...

I have a list called hand and another one called deck, the main goal here is to take the first card (or element ) in the list deck and put it in the list hand when i call the fnction draw... > (draw hand deck) (2 C) > (draw hand deck) (2 C) (3 H) > (draw hand deck) (2 C) (3 H) (K D) but everytime i call it the hand never changes valu...

Secure online registration form to capture credit card info

We have used Google form, Wufoo form to try to securely capture the info for IN-HOUSE processing. Google form is unreliable and often blocked behind firm's firewall. Wufoo does not allow storing CC info in their database What is service or other alternative for us to securely store the cc info. The purpose is to have people manually pr...