Top "Checksum" questions

A checksum or hash sum is a fixed-size datum computed from an arbitrary block of digital data for the purpose of detecting accidental errors that may have been introduced during its transmission or storage.

JavaScript CRC32

I'm looking for a modern JavaScript implementation of CRC32. This implementation, which may have originated from here, and is now …

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rsync how to do a checksum on rsync

When using rsync sometimes the rsync doesn't copy all the files done, below is my code I use. Is they …

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What checksum algorithm should I use?

I'm building a system which needs to be able to find if blobs of bytes have been updated. Rather than …

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How is a 1s complement checksum useful for error detection?

A checksum can be generated simply by adding bits. How is the extra step of taking the 1s complement useful? …

checksum
How can I calculate Longitudinal Redundancy Check (LRC)?

I've tried the example from wikipedia: http://en.wikipedia.org/wiki/Longitudinal_redundancy_check This is the code for lrc (…

c# checksum parity
Robust and fast checksum algorithm?

Which checksum algorithm can you recommend in the following use case? I want to generate checksums of small JPEG files (~8 …

algorithm image checksum
Calculate Hash or Checksum for a table in SQL Server

I'm trying to compute a checksum or a hash for an entire table in SQL Server 2008. The problem I'm running …

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How to make an MD5 file on a Mac

I'm sending a source code package to someone via email. I have sent them an .svdump which contains the files. …

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How should I compute files hash(md5 & SHA1) in C#

This is my first C# project and I'm almost newbie. I use openfiledialoge for selecting file and get the filepath …

c# .net hash checksum
implementing luhn algorithm using c#

I am using following code to implement Luhn algorithm for credit card check in c# language but could not get …

c# checksum luhn