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Pythonic way to find maximum value and its index in a list?
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@SvenMarnach Why not key=lambda e: e[1] instead and thereby avoid the import?
– lifebalance
Aug 7 '17 at 6:19
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How do I store an array in localStorage? [duplicate]
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if you needed all of them how would you retrieve them?
– Dvid Silva
Nov 16 '13 at 23:29
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Python Pandas merge only certain columns
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You can use .loc to select the specific columns with all rows and then pull that. An example is below:
pandas.merge(dataframe1, dataframe2.iloc[:, [0:5]], how='left', on='key')
In this example, you are merging dataframe1 and dataframe2. You have chosen to do an outer left jo...
How do I use Ruby for shell scripting?
...r, options)
rm(list, options)
rm_r(list, options)
rm_rf(list, options)
install(src, dest, mode = <src's>, options)
chmod(mode, list, options)
chmod_R(mode, list, options)
chown(user, group, list, options)
chown_R(user, group, list, options)
touch(list, options)
Which is pretty nice
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What should a Multipart HTTP request with multiple files look like? [duplicate]
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This is really NOT a good example. Why would you choose a boundary that already has -- in it for an example. If someone doesn't know that that boundary is the again prefixed with another 2 -- you're screwed.
– Eri...
Trying to fire the onload event on script tag
I'm trying to load a set of scripts in order, but the onload event isn't firing for me.
1 Answer
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append multiple values for one key in a dictionary [duplicate]
...e "parallel arrays", where items are implicitly associated with each other by having the same index rather than being proper children of a container that encompasses them both.
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Index on multiple columns in Ruby on Rails
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The order does matter in indexing.
Put the most selective field first, i.e. the field that narrows down the number of rows fastest.
The index will only be used insofar as you use its columns in sequence starting at the beginnin...
Installing PG gem on OS X - failure to build native extension
It seems many others have had problems installing the pg gem. None of the solutions posed for others have worked for me.
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What exactly is Type Coercion in Javascript?
...hen it converts the type of data you described in your program by force in order to comply with its rules. That behavior is known as … (drum roll) ... type coercion.
Now let's look at some examples in JavaScript. First, let's start with an expression that does not lead to type coercion.
5 + 5
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