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How to trace the path in a Breadth-First Search?
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197
+50
You sho...
How to convert a boolean array to an int array
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176
Numpy arrays have an astype method. Just do y.astype(int).
Note that it might not even be ne...
Automatically expanding an R factor into a collection of 1/0 indicator variables for every factor le
...level, there is an associated column in a new data frame, which contains a 1/0 indicator. E.g., suppose I have:
8 Answers
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MySql: Tinyint (2) vs tinyint(1) - what is the difference?
I knew boolean in mysql as tinyint (1) .
4 Answers
4
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Split list into multiple lists with fixed number of elements
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214
I think you're looking for grouped. It returns an iterator, but you can convert the result to a...
How to make the 'cut' command treat same sequental delimiters as one?
...uence of a repeated character
that is listed in SET1 with a single occurrence
of that character
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[A]System.Web.WebPages.Razor.Configuration.HostSection cannot be cast to… web.config issue
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I am using VS2013, MVC 5.2.2.0, Web Api 2. I have just changed the all versions from 2.0.0.0 to 3.0.0.0 of the following section of Web.config resides inside the View folder of my project.
<configSections>
<sectionGroup name="syst...
Filtering a list based on a list of booleans
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188
You're looking for itertools.compress:
>>> from itertools import compress
>>&g...
mongodb group values by multiple fields
...dr",
"book": "$book"
},
"bookCount": { "$sum": 1 }
}},
{ "$group": {
"_id": "$_id.addr",
"books": {
"$push": {
"book": "$_id.book",
"count": "$bookCount"
},
},
"count": { "$s...
sed: print only matching group
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140
Match the whole line, so add a .* at the beginning of your regex. This causes the entire line ...