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Working on a rails project where there's an order confirmation string with a credit card number with all but the last four digits starred out. What's the proper way to do a string substitution?
What's the operation to get this
credit_card_number = " "...
Started by Kenji Crosland on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
XXXX....
number)}" end credit_card_number = " " display_number = mask credit_card_number
ActiveMerchant, ActiveMerchant::Billing::CreditCard has an instance method called display_number which does this e.g.
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Can credit card type be determined solely from the credit card number?
Is this recommended or always ask client for the type of credit card they're using?
I googled about it and found this algorithm: http://cuinl.tripod.com/Tips/o-1.htm , is this reliable...
Started by Henry on
, 11 posts
by 10 people.
Answer Snippets (Read the full thread at stackoverflow):
As a consumer, I....
/** * checks a given string for a valid credit card * @returns: * -1 invalid * 1 mastercard * 2 for the card type is for extra validation, compare what the user provided against the number.
On the number.
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I have a payment gateway api for BluePay. My application is in PHP. I am able to process a transaction with code similar to this:
bp->process( , ) with being the card number.
the process function posts the card number to bluepay's site using PHP's ...
Started by John on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
number (from the user) and sending the card number (to your gateway) is done over an SSL connectionGive them a form over an encrypted connection?
You'll need to ensure that both receiving the card to this I would also recommend....
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Ask your Facebook Friends
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Dear All,
I have one vodaphone data card with SIM embeded in that.
there is IMEI number printed on datacard
i wanted to know is there any way to read the IMEI number of that data card programatically.
I am using datacard for browsing.
and also i wanted...
Started by Vinayaka Karjigi on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
You should get the....
You'd need to connect to the virtual serial port that you get (assuming you're using a PCMCIA card) to return the IMEI
The data card most likely acts as a modem, and most GSM modems support the ETSI GSM 07.07 standard.
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Some fancy websites show an error dialog when it is detected that an untrained shopper has entered a credit/debit card number as it is printed on their card with spaces. Is it possible in some way to write a Java web app that handles these numbers with...
Started by Tom Hawtin - tackline on
, 20 posts
by 20 people.
Answer Snippets (Read the full thread at stackoverflow):
When you receive a credit card number, it's easy enough to do:
String a digit and needs....
Of numbers..then just process away
My view is that any Web app that rejects a credit card number with spaces isn't doing its job.
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Hi.
From reading discussions I understood that Apple will not approve an App that asks the user to enter his credit card number.
Is that correct?
Is there any way around it?
Thanks-
Nir.
Started by Nir Tager on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Many apps, such as the Amazon app, allow the user to enter their credit card number..
What you've heard is not correct.
As-possible app which sends a credit card number to a secure server and see if it gets through.
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I'm trying to figure out how to detect the type of credit card based purely on it's number. Does anyone know of a definitive, reliable way to find this?
Started by SpacePenguin on
, 12 posts
by 12 people.
Answer Snippets (Read the full thread at stackoverflow):
Bank....
Identification Number, 6 digits) + Account number (7 digits, sequential under BIN) + Card number (2 = 433473
Account Number = 19
Card Number = 01
Check digit = 1
The BIN identifies the issuer, i.e.
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I'm trying to find a component or a method which will detect credit card number of varying types in text.
I've found a lot of information on validating a credit card number but I need to be able to take a body of text e.g. a web page and check to see ...
Started by Richard Churchill on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
(Though you'll probably find some false.
This demands , especially the part "Finding Credit Card Numbers in Documents".
Because credit card numbers have a fixed format, a simple regular would suffice.
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Possible Duplicates:
Best practices for taking and storing credit card information with PHP Storing credit card details Storing Credit Card Information I need to store credit card numbers within an e-commerce site. I don't intend on storing the whole ...
Started by Joel on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
So, we store two hashes:
A hash of the whole card number A hash of....
If you don't need to store the whole credit card number, why with the same credit card.
Unrecoverable) hash of the credit card number.
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I want to be able to retrieve an SD Card's Serial Number, Manufacturer, and any other information it may provide. Java or just a command to run would be great. Compact Framework does it , but that doesn't help me.
Started by Mark on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
In my test case, this was a hard drive, but presumably the same may work for a SD card (which looks a lot like a disk to the OS)
You can also try
hwinfo --disk SD Card.).
Dev/sda which includes its serial number.
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