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What is the syntax rule for having trailing commas in tuple definitions?
In the case of a single element tuple, the trailing comma is required.
10 Answers
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LaTeX package for syntax highlighting of code in various languages
I am looking for a LaTeX package that does syntax highlighting on code. For example, right now I use the verbatim block to write code:
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LINQ - Full Outer Join
...m relational database design:
A join will repeat elements from a as many times as there are elements in b with corresponding key (i.e.: nothing if b were empty). Database lingo calls this inner (equi)join.
An outer join includes elements from a for which no corresponding
element exists in b. (i.e....
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
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A long time ago, I was teaching C from a textbook that had
printf("sizeof(int)=%d\n", sizeof(int));
as a sample question. It failed for a student, because sizeof yields values of type size_t, not int, int on this implementation ...
Using ping in c#
When I Ping a remote system with windows it says there is no reply, but when I ping with c# it says success. Windows is correct, the device is not connected. Why is my code able to successfully ping when Windows is not?
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How to check if a file exists in Go?
Go's standard library does not have a function solely intended to check if a file exists or not (like Python's os.path.exists ). What is the idiomatic way to do it?
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Behaviour of increment and decrement operators in Python
...ake sense, and also are not as necessary as in C, where you use them every time you have a loop, for example.
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Regular expression to match DNS hostname or IP Address?
Does anyone have a regular expression handy that will match any legal DNS hostname or IP address?
21 Answers
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How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
I have several PHP pages echoing out various things into HTML pages with the following code.
6 Answers
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What does the caret operator (^) in Python do?
...owed by composition B, meanwhile also be playing composition C at the same time in parallel." Talk about a beautiful piece of code!
– ely
Oct 18 '13 at 13:51
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