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How to delete (not cut) in Vim?
... the second question, you could use <C-o>dw. <C-o> is used to execute a normal command without leaving the insert mode.
You can setup your own mappings to save typing, of course. I have these:
nnoremap <leader>d "_d
xnoremap <leader>d "_d
xnoremap <leader>p "_dP
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Count number of rows within each group
... I have done it, but it seems that I get 2 times each column except the one that is aggregated; so I have done a merge on them and it seems to be ok
– sop
May 18 '15 at 7:20
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Time complexity of Euclid's Algorithm
I am having difficulty deciding what the time complexity of Euclid's greatest common denominator algorithm is. This algorithm in pseudo-code is:
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How do I get the different parts of a Flask request's url?
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You can examine the url through several Request fields:
A user requests the following URL:
http://www.example.com/myapplication/page.html?x=y
In this case the values of the above mentioned attributes would be the follow...
How to set HTTP headers (for cache-control)?
...equest is sent to a server not known to be HTTP/1.1 compliant. Also see EXPIRES.
Note: It may be better to specify cache commands in HTTP than in META statements, where they can influence more than the browser, but proxies and other intermediaries that may cache information.
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Linking static libraries to other static libraries
...ries. The only way to do this is to use your librarian/archiver tool (for example ar on Linux) to create a single new static library by concatenating the multiple libraries.
Edit: In response to your update, the only way I know to select only the symbols that are required is to manually create the...
Comparing two dataframes and getting the differences
I have two dataframes. Examples:
13 Answers
13
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raw_input function in Python
...ns the data input by the user in a string. See the docs for raw_input().
Example:
name = raw_input("What is your name? ")
print "Hello, %s." % name
This differs from input() in that the latter tries to interpret the input given by the user; it is usually best to avoid input() and to stick with ...
Finding a substring within a list in Python [duplicate]
Example list: mylist = ['abc123', 'def456', 'ghi789']
5 Answers
5
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How can I extend typed Arrays in Swift?
How can I extend Swift's Array<T> or T[] type with custom functional utils?
10 Answers
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