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Preserving signatures of decorated functions
Suppose I have written a decorator that does something very generic. For example, it might convert all arguments to a specific type, perform logging, implement memoization, etc.
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Get line number while using grep
I am using grep recursive to search files for a string, and all the matched files and the lines containing that string are print on the terminal. But is it possible to get the line numbers of those lines too??
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How to make the division of 2 ints produce a float instead of another int?
In another Bruce Eckels exercise in calculating velocity, v = s / t where s and t are integers. How do I make it so the division cranks out a float?
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Handling click events on a drawable within an EditText
I have added an image right of the text in an EditText widget, using the following XML:
39 Answers
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Android - get children inside a View?
Given a View how can I get the child views inside it?
8 Answers
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what is the best way to convert a json formatted key value pair to ruby hash with symbol as key?
I am wondering what is the best way to convert a json formatted key value pair to ruby hash with symbol as key:
example:
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How do I get current date/time on the Windows command line in a suitable format for usage in a file/
... regional settings issue with using date . See @npocmaka's https://stackoverflow.com/a/19799236/8479
28 Answers
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Path to Powershell.exe (v 2.0)
Where is the Powershell (version 2.0) located? What is the path to Powershell.exe? I have Windows Server 2008 and Powershell installed. When I look at this folder:
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