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What is the combinatory logic equivalent of intuitionistic type theory?
...!"
data Su a = Ze | Su a deriving (Show, Functor, Eq)
I use a de Bruijn index representation in the Bellegarde and Hook manner (as popularised by Bird and Paterson). The type Su a has one more element than a, and we use it as the type of free variables under a binder, with Ze as the newly bound v...
What is the difference between range and xrange functions in Python 2.X?
...garding breaking existing applications) as range was mostly for generating indexes to be used in for loops as "for i in range(1, 10):"
– Benjamin Autin
Sep 19 '08 at 3:52
10
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Combine Date and Time columns using python pandas
...])
You can use this line to keep both other columns also.
data.set_index(['Date', 'Time'], drop=False)
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How do I use jQuery's form.serialize but exclude empty fields
...ing jQuery 2.1.1.
var formData = $("#formid :input")
.filter(function(index, element) {
return $(element).val() != '';
})
.serialize();
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Error: Cannot pull with rebase: You have unstaged changes
... rebase is a good practice in general.
However you cannot do that if your index is not clean, i.e. you have made changes that have not been committed.
You can do this to work around, assuming you want to keep your changes:
stash your changes with: git stash
pull from master with rebase
reapply t...
Network tools that simulate slow network connection [closed]
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I use Clumsy (jagt.github.io/clumsy/index.html) myself.
– simongus
Feb 25 '14 at 17:50
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jQuery validation: change default error message
...adding the same error message to each field.
$('.required').each(function(index) {
$(this).rules("add", {
messages: {
required: "Custom error message."
}
});
});
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improve t...
Preferred way to create a Scala list
...; val list = for(i <- 1 to 10) yield i
list: scala.collection.immutable.IndexedSeq[Int] = Vector(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
You probably don't even need to convert to a list in most cases :)
The indexed seq will have everything you need:
That is, you can now work on that IndexedSeq:
scal...
Restart node upon changing a file
...command forever -c babel-node -w --watchDirectory ./server ./server/index.js but sadly it seems to send forever into a tailspin and it restarts the server too often, resulting in port already in use errors...is there someway to add a pause after a restart?
– Brian Di Pa...
Is String.Contains() faster than String.IndexOf()?
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Contains calls IndexOf:
public bool Contains(string value)
{
return (this.IndexOf(value, StringComparison.Ordinal) >= 0);
}
Which calls CompareInfo.IndexOf, which ultimately uses a CLR implementation.
If you want to see how strin...