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Should a return statement be inside or outside a lock?
...he return statement inside the lock and sometime outside. Which one is the best?
9 Answers
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Best way to allow plugins for a PHP application
I am starting a new web application in PHP and this time around I want to create something that people can extend by using a plugin interface.
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Error handling with node.js streams
...s with streams? I already know there's an 'error' event you can listen on, but I want to know some more details about arbitrarily complicated situations.
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List of zeros in python [duplicate]
How can I create a list which contains only zeros? I want to be able to create a zeros list for each int in range(10)
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Command to list all files in a folder as well as sub-folders in windows
...ing for a command that could list all the file in a directory as well as subfolders using a command prompt command.
I have read the help for "dir" command but coudn't find what I was looking for.
Please help me what command could get this.
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How to detect if multiple keys are pressed at once using JavaScript?
...'m trying to develop a JavaScript game engine and I've came across this problem:
13 Answers
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Remove elements from collection while iterating
...currentModificationException.
Suppose we have the following collection of books
List<Book> books = new ArrayList<Book>();
books.add(new Book(new ISBN("0-201-63361-2")));
books.add(new Book(new ISBN("0-201-63361-3")));
books.add(new Book(new ISBN("0-201-63361-4")));
Collect and Remove...
Draw a perfect circle from user's touch
...en as they touch with their fingers. Very simple App I did as exercise way back.
My little cousin took the liberty of drawing things with his finger with my iPad on this App (Kids drawings: circle, lines, etc, whatever came to his mind).
Then he started to draw circles and then he asked me to make i...
Index all *except* one item in python
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For a list, you could use a list comp. For example, to make b a copy of a without the 3rd element:
a = range(10)[::-1] # [9, 8, 7, 6, 5, 4, 3, 2, 1, 0]
b = [x for i,x in enumerate(a) if i!=3] # [9, 8, 7, 5, 4, 3, 2, 1, 0]
This is very general, and can be use...
List of tuples to dictionary
...dict() on the list of tuples directly
>>> my_list = [('a', 1), ('b', 2)]
>>> dict(my_list)
{'a': 1, 'b': 2}
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