crc

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C# CRC implementation

I am trying to integrate a Serial-port device into my application, which needs CRC-CCTT validation for the bytes that I send to it.[详细]

2023-02-12 19:24 分类：问答
CRC calculation by example

I\'d like 开发者_如何学JAVAto confirm whether I grasped the concept of CRC calculations correctly. I\'ll provide two examples, the first is calculating the remainder using normal subtraction, the seco[详细]

2023-02-10 20:49 分类：问答
Calculating CRC in awk

Has anyone implemented the POSIX 1003.2 compiliant CRC algorithm (as output by cksum) in awk/gawk?I\'m needing to do a checksum on an in memory string (not the whole file) and shelling out to call cks[详细]

2023-02-10 15:38 分类：问答
are there any advantages for CRC when compared with 2 dimentional parity?

a开发者_StackOverflow社区re there any advantage for CRC when compared with 2 dimensional parity?with CRC, you can detect \"burst\" errors, that is any sequence of errors.[详细]

2023-02-09 03:07 分类：问答
How come ftp protocol produces transmission errors sometimes if the data is using TCP, which is checksummed?

Every once in a while, downloading (especially large) files through ftp will produce errors. I am guessing that\'s also partly the reason why all major sites are publishing external checksums along wi[详细]

2023-02-04 13:50 分类：问答
how to calculate CRC value for a file in C#.net?

i want to calculate the CRC value for a file us开发者_高级运维ing 32-bit algorithm in C#.net....Algorithm is straightforward (rewritten from c++)[详细]

2023-02-04 02:22 分类：问答
Java CRC32: not the same as CRC from C#

I have to compare files with java with a CRC32 code provided by a C# script. When I calculate the CRC32 with java.util.zip.CRC32 the result is completely different ...[详细]

2023-01-28 12:22 分类：问答
Genuine unique identification of PCs in html based websites

Imagine a website that uses google gears as a storage mechanism for various application level data. This data is intermittently replicated with a server using Asynchronous webservice calls while the a[详细]

2023-01-26 15:07 分类：问答
Best method to upload big files (successfully) in low bandwidth scenario?

My work involves uploading archived files (10-25mb) onto a FTP server (using cuteFTP) on daily basis. Problem is that uploading is done from remote villages where USB datacards give very poor bandwidt[详细]

2023-01-19 10:07 分类：问答
Will renaming a file change its CRC?

As stated, will renaming a file change the CRC? I\'ve 开发者_JAVA技巧checked in plain text files and it didn\'t.Does this apply to all files of all formats?CRC is calculated on the contents of the fil[详细]

2023-01-18 17:52 分类：问答