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How does HashSet compare elements for equality?

... | edited Feb 1 '18 at 7:10 answered Jan 21 '12 at 9:43 Jon...
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Install MySQL on Ubuntu without a password prompt

... stefansundin 1,50711 gold badge1313 silver badges1919 bronze badges answered Oct 12 '11 at 13:08 Dimitre RadoulovDimi...
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count number of lines in terminal output

... answered Sep 17 '12 at 10:32 João SilvaJoão Silva 78.1k2525 gold badges143143 silver badges149149 bronze badges ...
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How to print matched regex pattern using awk?

... This is the very basic awk '/pattern/{ print $0 }' file ask awk to search for pattern using //, then print out the line, which by default is called a record, denoted by $0. At least read up the documentation. If you only want to get print out the matched word. awk '...
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Removing ul indentation with CSS

...This code will remove the indentation and list bullets. ul { padding: 0; list-style-type: none; } http://jsfiddle.net/qeqtK/2/ share | improve this answer | follow...
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How to open a web server port on EC2 instance

I'm running a CherryPy web server at 0.0.0.0:8787 on an EC2 instance. 3 Answers 3 ...
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Run two async tasks in parallel and collect results in .NET 4.5

... Console.WriteLine("Starting"); var task1 = Sleep(5000); var task2 = Sleep(3000); int[] result = await Task.WhenAll(task1, task2); Console.WriteLine("Slept for a total of " + result.Sum() + " ms"); } private async static...
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Usage of sys.stdout.flush() method

... Haldean BrownHaldean Brown 10.4k44 gold badges3636 silver badges5555 bronze badges ...
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How to flatten only some dimensions of a numpy array

... Take a look at numpy.reshape . >>> arr = numpy.zeros((50,100,25)) >>> arr.shape # (50, 100, 25) >>> new_arr = arr.reshape(5000,25) >>> new_arr.shape # (5000, 25) # One shape dimension can be -1. # In this case, the value is inferred from # the le...
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How to get last items of a list in Python?

...the python CLI interpreter: >>> a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12] >>> a [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12] >>> a[-9:] [4, 5, 6, 7, 8, 9, 10, 11, 12] the important line is a[-9:] s...