Top "Standards" questions

Can a CSV file have a comment?

Is there any official way to allow a CSV formatted file to allow comments, either on its own line OR …

csv comments standards file-format

Does JSON syntax allow duplicate keys in an object?

Is this valid json? { "a" : "x", "a" : "y" } http://jsonlint.com/ says yes. http://www.json.org/ doesn't say anything …

json standards

Is unsigned integer subtraction defined behavior?

I have come across code from someone who appears to believe there is a problem subtracting an unsigned integer from …

c standards unsigned integer-arithmetic

Clean way to launch the web browser from shell script?

In a bash script, I need to launch the user web browser. There seems to be many ways of doing …

bash shell command-line standards standards-compliance

Hex representation of a color with alpha channel?

Is there a W3 or any other noteworthy standard on how to represent a color (including alpha channel) in hex …

colors standards w3c

Is the C programming language object-oriented?

I was talking with a co-worker about C and C++ and he claimed that C is object-oriented, but I claimed …

c oop standards

Should I use char** argv or char* argv[]?

I'm just learning C and was wondering which one of these I should use in my main method. Is there …

c arrays pointers standards

Is the order of iterating through std::map known (and guaranteed by the standard)?

What I mean is - we know that the std::map's elements are sorted according to the keys. So, let's …

c++ dictionary stl standards

JSON standard - floating point numbers

I am wondering whether the following floating point notation is a valid JSON notation: "result":{"base_fee":1e-005} or should …

json floating-point standards exponent

International phone number max and min?

What is the max and min digits for an international telephone number? (country code + area code + phone number)

standards phone-number