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Asterisk in function call
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182
* is the "splat" operator: It takes a list as input, and expands it into actual positional argum...
Inverse dictionary lookup in Python
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answered Apr 2 '10 at 19:21
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
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How to append contents of multiple files into one file
...) command, with shell redirection (>) into your output file
cat 1.txt 2.txt 3.txt > 0.txt
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Concatenating two one-dimensional NumPy arrays
...separate arguments.
From the NumPy documentation:
numpy.concatenate((a1, a2, ...), axis=0)
Join a sequence of arrays together.
It was trying to interpret your b as the axis parameter, which is why it complained it couldn't convert it into a scalar.
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List of tuples to dictionary
...() on the list of tuples directly
>>> my_list = [('a', 1), ('b', 2)]
>>> dict(my_list)
{'a': 1, 'b': 2}
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Checkboxes in web pages – how to make them bigger?
... height:30px;
background:white;
border-radius:5px;
border:2px solid #555;
}
input[type='checkbox']:checked {
background: #abd;
}
<input type="checkbox" />
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PHP filesize MB/KB conversion [duplicate]
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12 Answers
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What optimizations can GHC be expected to perform reliably?
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112
+150
This GHC...
How can I pass selected row to commandLink inside dataTable or ui:repeat?
I'm using Primefaces in a JSF 2 application. I have a <p:dataTable> , and instead of selecting rows, I want the user to be able to directly execute various actions on individual rows. For that, I have several <p:commandLink> s in the last column.
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Sort array of objects by single key with date value
...n use Array.sort.
Here's an example:
var arr = [{
"updated_at": "2012-01-01T06:25:24Z",
"foo": "bar"
},
{
"updated_at": "2012-01-09T11:25:13Z",
"foo": "bar"
},
{
"updated_at": "2012-01-05T04:13:24Z",
"foo": "bar"
}
]
arr.sort(function(a, b) {
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