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Convert a row of a data frame to vector
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When you em>x m>tract a single row from a data frame you get a one-row data frame. Convert it to a numeric vector:
as.numeric(df[1,])
As @Roland suggests, unlist(df[1,]) will convert the one-row data frame to a numeric vector withou...
How to include route handlers in multiple files in Em>x m>press?
In my NodeJS em>x m>press application I have app.js that has a few common routes. Then in a wf.js file I would like to define a few more routes.
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What is the difference between .tem>x m>t, .value, and .value2?
What is the difference between .tem>x m>t , .value , and .value2 ? Such as when should target.tem>x m>t, target.value, and target.value2 be used?
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Is the list of Python reserved words and builtins available in a library?
... 'assert', 'break', 'class', 'continue', 'def',
'del', 'elif', 'else', 'em>x m>cept', 'finally', 'for', 'from', 'global', 'if', 'import',
'in', 'is', 'lambda', 'nonlocal', 'not', 'or', 'pass', 'raise', 'return', 'try',
'while', 'with', 'yield']
If you want to include built-in names as well (Pytho...
Reverse a string in Python
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How about:
>>> 'hello world'[::-1]
'dlrow olleh'
This is em>x m>tended slice syntam>x m>. It works by doing [begin:end:step] - by leaving begin and end off and specifying a step of -1, it reverses a string.
share
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Use a LIKE statement on SQL Server m>X m>ML Datatype
... easily:
SELECT *
FROM WebPageContent
WHERE data.value('(/PageContent/Tem>x m>t)[1]', 'varchar(100)') LIKE 'm>X m>YZ%'
The .value method gives you the actual value, and you can define that to be returned as a VARCHAR(), which you can then check with a LIKE statement.
Mind you, this isn't going to be awf...
C++ STL Vectors: Get iterator from indem>x m>?
So, I wrote a bunch of code that accesses elements in an stl vector by indem>x m>[], but now I need to copy just a chunk of the vector. It looks like vector.insert(pos, first, last) is the function I want... em>x m>cept I only have first and last as ints. Is there any nice way I can get an iterator to these...
How to open a file using the open with statement
...r file while checking a name against the names in the file and appending tem>x m>t to the occurrences in the file. The code works. Could it be done better?
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Android phone orientation overview including compass
...ave a better feeling for it again but I am still not 100%. I will try and em>x m>plain my patchy understanding of it and hopefully people will be able to correct me if I am wrong in parts or fill in any blanks.
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Django URL Redirect
...ctView.as_view(url='<url_to_home_view>', permanent=False), name='indem>x m>')
)
Notice how as url in the <url_to_home_view> you need to actually specify the url.
permanent=False will return HTTP 302, while permanent=True will return HTTP 301.
Alternatively you can use django.shortcuts.red...