I have worked on a local branch and also pushed the changes to remote. I want to revert the changes on that branch and do something else on it, but I don't want to lose the work completely. I was thinking of something like create a new branch locally and copy the old branch there, then I can revert ...

I would like to compare two collections (in C#), but I'm not sure of the best way to implement this efficiently. 19 Answers...

I know I should avoid using global variables in the first place due to confusion like this, but if I were to use them, is the following a valid way to go about using them? (I am trying to call the global copy of a variable created in a separate function.) ...

... Use str.join: >>> tup = ('a', 'b', 'c', 'd', 'g', 'x', 'r', 'e') >>> ''.join(tup) 'abcdgxre' >>> >>> help(str.join) Help on method_descriptor: join(...) S.join(iterable) -> str Return a string which is the concatenat...

I want to build a dictionary in Python. However, all the examples that I see are instantiating a dictionary from a list, etc . .. ...

What is really the difference between OpenID and oAuth? They look just the same to me. 5 Answers ...

... It seems you're thinking that a stackoverflow error is like a buffer overflow exception in native programs, when there is a risk of writing into memory that had not been allocated for the buffer, and thus to corrupt some other memory locations. It's not the case at all. JVM has a given...

... TryGetValue will be faster. ContainsKey uses the same check as TryGetValue, which internally refers to the actual entry location. The Item property actually has nearly identical code functionality as TryGetValue, except that it will throw a...

When git commit open the message editor is shows a brief status, something like this: 5 Answers ...

I'm reading http://gcc.gnu.org/onlinedocs/libstdc++/manual/shared_ptr.html and some thread safety issues are still not clear for me: ...