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Bookmark or Share- Regular expression "^ [a-zA-Z]" or " [^a-zA-Z]" - Stack OverflowIs there a difference between ^[a-zA-Z] and [^a-zA-Z]? When I check in C#, Regex.IsMatch("t", "^[a-zA-Z]") // Returns true (I think it's correct) Regex.IsMatch("t ...
- How to copy a dictionary and only edit the copy - Stack OverflowUnsubstantiated rhetoric like "Deep copy is considered harmful" is unhelpful. All else being equal, shallow copying a complex data structure is significantly more likely to yield unexpected edge case issues than deep copying the same structure. A copy in which modifications modify the original object isn't a copy; it's a bug. Ergo, most use cases absolutely should call copy.deepcopy() rather ...
- How to load a module that is a directory up - Stack OverflowI want to inherit from a class in a file that lies in a directory above the current one. Is it possible to relatively import that file?
- Filtering a list of strings based on contents - Stack Overflow@S.Lott: but isn't lambda the perfect companion to filter in this case? I think that writing a separate function just for checking if ab is in the given list is an overkill. So is writing a more general function that basically wraps the in operator. How would you use filter in a clearer way without lambda here?
- "A java exception has occurred" when opening .jarI've made a client for my game and I wanted to jar it, I used jarmaker and did I'm sure I did everything correctly, but when I try to open the .jar file, it says "A java exception has occurred" any...
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