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-2
votes
0answers
51 views

Wrong ascii value in the register [closed]

I am writing an assembly code that takes the value of a key pushed on the keyboard and tells whether it was a decimal key, a control key, an upper-case alphabetic key, a lower-case alphabetic key, or ...
0
votes
2answers
86 views

Does ASCII have a header or footer or anything similar?

I'm working through a problem in Programming Pearls -- specifically, the implementation of a program which sorts a file containing, at most, 10,000,000 integers, each of which is 7 digits long (Column ...
3
votes
5answers
3k views

How do you compress ASCII strings into smaller bytes?

I'm working with an embedded device with a unique protocol that sends messages to other devices and I'm making an application that parses the sent packets. Each packet carries 8 bytes. The protocol is ...
2
votes
2answers
219 views

What are the commonly confused encodings that may result in identical test data?

I'm fixing code that is using ASCIIEncoding in some places and UTF-8 encoding in other functions. Since we aren't using the UTF-8 features, all of our unit tests passed, but I want to create a ...
4
votes
2answers
850 views

Why was ASCII needed?

With an encoding such as EBCDIC being in existence already (and being 8 bit to boot), what was the need to invent yet another encoding and a 7 bit one at that? Why was ASCII invented and what ...
22
votes
5answers
28k views

What is the advantage of choosing ASCII encoding over UTF-8?

All characters in ASCII can be encoded using UTF-8 without an increase in storage (both requires a byte of storage). UTF-8 has the added benefit of character support beyond "ASCII-characters". If ...