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Copy array items into another array
...rrayA.concat(arrayB);
The value of newArray will be [1, 2, 3, 4] (arrayA and arrayB remain unchanged; concat creates and returns a new array for the result).
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Creating a new column based on if-elif-else condition
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Thank you, I am beginning with pandas and this was very helpful +1
– nutship
Feb 12 '14 at 8:18
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In bash, how does one clear the current input?
Suppose in bash you start writing a command like:
11 Answers
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python capitalize first letter only
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and that is what this answer does, pretty much
– njzk2
Sep 13 '12 at 16:00
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Display / print all rows of a tibble (tbl_df)
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if you want don't want to worry about the value of n and you're already piping, you can use df %>% tbl_df %>% print(n = nrow(.))
– ClaytonJY
Aug 3 '16 at 15:57
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Should I use encoding declaration in Python 3?
...ment, the text coding must be there, followed by either a : or = character and optional whitespace, followed by a recognised codec).
Note that it only applies to how Python reads the source code. It doesn't apply to executing that code, so not to how printing, opening files, or any other I/O operat...
Pretty print in MongoDB shell as default
...o to pretty print output? Currently, everything is output to a single line and it's difficult to read, especially with nested arrays and documents.
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findViewById in Fragment
...mentation states that onActivityCreated() is the recommended place to find and store references to your views. You must clean up these stored references by setting them back to null in onDestroyView() or you will leak the Activity.
– Monstieur
Jun 5 '14 at 15:1...
What is the zero for string?
...to store a value, either through a
declaration or a call of make or new, and no explicit initialization
is provided, the memory is given a default initialization. Each
element of such a value is set to the zero value for its type: false
for booleans, 0 for integers, 0.0 for floats, "" for st...
Could not load NIB in bundle
...s custom module with Appcelerator Titanium. I have created a sample module and dragged the JREngage folder to the sample module xcodeproj as indicated in the Jainrain's documentation.
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