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Groovy Shell warning “Could not open/create prefs root node …”

...f done under HKEY_CURRENT_USER. A better question, why on earth is a Java-based product tying itself to the Windows Registry? – avgvstvs Dec 23 '14 at 18:41 5 ...
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What does jQuery.fn mean?

... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers. Draft saved Draft discarded ...
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Shell command to sum integers, one per line?

... 1364 +500 Bit of ...
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“#include” a text file in a C program as a char[]

...ar a[] = { 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x20, 0x77, 0x6f, 0x72, 0x6c, 0x64, 0x0a }; unsigned int a_len = 12; share | improve this answer | follow | ...
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HttpClient.GetAsync(…) never returns when using await/async

... I like all the answers here and as always.... they are all based on context (pun intended lol). I am wrapping HttpClient's Async calls with a synchronous version so I can't change that code to add ConfigureAwait to that library. So to prevent the deadlocks in production, I am wrappin...
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'python' is not recognized as an internal or external command [duplicate]

... Darrell O'DonnellDarrell O'Donnell 52644 silver badges66 bronze badges 1 ...
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Apply pandas function to column to create multiple new columns?

...me column or series you have to create a dataframe of multiple new columns based on a transformation on the original column/series. The transformation function often returns k-tuples, and these k-tuples must be separated into k columns, based on some order. @Ben's answer clearly does this very neatl...
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Can I set the height of a div based on a percentage-based width? [duplicate]

Let's say I've got a div that has a width of 50% of the body. How do I make its height equal to that value? So that when the browser window is 1000px wide, the div's height and width are both 500px. ...
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How to calculate moving average using NumPy?

...ou can easily implement it with np.cumsum, which may be is faster than FFT based methods: EDIT Corrected an off-by-one wrong indexing spotted by Bean in the code. EDIT def moving_average(a, n=3) : ret = np.cumsum(a, dtype=float) ret[n:] = ret[n:] - ret[:-n] return ret[n - 1:] / n >...
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What is the difference between NULL, '\0' and 0?

...means the value of the pointer is 0, independent of whether it is 32bit or 64bit (one case 4 bytes the other 8 bytes of zeroes). string context - the character representing the digit zero has a hex value of 0x30, whereas the NUL character has hex value of 0x00 (used for terminating strings). These...