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0
votes
3answers
130 views

Why does utf-8 waste several bits in it's encoding

According to the Wikipedia article, UTF-8 has this format: First code Last code Bytes Byte 1 Byte 2 Byte 3 Byte 4 point point Used U+0000 U+007F 1 0xxxxxxx U+0080 ...
0
votes
1answer
674 views

VB.NET - Serial Key Generating (Encryption, Hashing, Encoding?) Algorithm

I am trying to create a basic licensing system where I take a unique ID from the client computer, and I get this Hexadecimal string (hyphens removed e.g. "84-18-CE-...."): ...
0
votes
2answers
333 views

When is it beneficial to not use utf-8? [duplicate]

When is it beneficial to use encodings other than UTF-8? Aside from dealing with pre-unicode documents, that is. And more importantly, why isn't UTF-8 the default in most languages? That is, why do I ...
2
votes
4answers
3k views

What encoding is used by javax.xml.transform.Transformer? [closed]

Please can you answer a couple of questions based on the code below (excludes the try/catch blocks), which transforms input XML and XSL files into an output XSL-FO file: File xslFile = new ...
4
votes
2answers
7k views

Does FFMpeg support gpu acceleration of media encoding/decoding?

I was wondering if ffmpeg supported gpu acceleration. I was reading on their websites and came across contradicting information. http://www.ffmpeg.org/general.html#Video-Codecs -H.264 / AVC / MPEG-4 ...
3
votes
2answers
452 views

Unable to debug an encodded javascript?

I’m having some problems debugging an encoded javacscript. This script I’m referring to given in this link over here. The encoding here is simple and it works by shifting the unicodes values to ...
5
votes
2answers
704 views

How relevant is UTF-7 when it comes to parsing emails?

I recently implemented incoming emails for an application and boy, did I open the gates of hell? Since then every other day an email arrives that makes the app fail in a different way. One of those ...
2
votes
2answers
287 views

What is really happening when we change encoding in a string?

http://php.net/manual/en/function.mb-convert-encoding.php Say I do: $encoded = mb_convert_encoding ($original); That looks like simple enough. WHat I am imagining is the following $original has a ...
4
votes
3answers
2k views

URL Encryption vs. Encoding

At the moment non/semi sensitive information is sent from one page to another via GET on our web application. Such as user ID or page number requested etc. Sometimes slightly more sensitive ...
4
votes
4answers
2k views

What type of encoding can I use to make a string shorter?

I am interested in encoding a string I have and I am curious if there is a type of encoding that can be used that will only include alpha and numeric characters and would preferably shorten the number ...
37
votes
9answers
2k views

Why are there multiple Unicode encodings?

I thought Unicode was designed to get around the whole issue of having lots of different encoding due to a small address space (8 bits) in most of the prior attempts (ASCII, etc.). Why then are there ...