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python max function using 'key' and lambda expression
...xample 2: Applying max to a list of tuples.
>>> lis = [(1,'a'), (3,'c'), (4,'e'), (-1,'z')]
By default max will compare the items by the first index. If the first index is the same then it'll compare the second index. As in my example, all items have a unique first index, so you'd get th...
is guava-libraries available in maven repo?
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Starting from r03, Guava releases may be found in the central Maven repository.
You may include Guava by adding the following dependency to your POM:
<dependency>
<groupId>com.google.guava</groupId>
<artifactId...
LEFT OUTER JOIN in LINQ
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Multinerd
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answered Aug 5 '10 at 10:15
ajay_whizajay_whiz
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Spring MVC @PathVariable getting truncated
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answered Aug 19 '10 at 22:03
earldouglasearldouglas
12.2k55 gold badges3434 silver badges4747 bronze badges
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How to calculate moving average without keeping the count and data-total?
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93
You can simply do:
double approxRollingAverage (double avg, double new_sample) {
avg -= av...
Position of least significant bit that is set
...ly and lookup»:
unsigned int v; // find the number of trailing zeros in 32-bit v
int r; // result goes here
static const int MultiplyDeBruijnBitPosition[32] =
{
0, 1, 28, 2, 29, 14, 24, 3, 30, 22, 20, 15, 25, 17, 4, 8,
31, 27, 13, 23, 21, 19, 16, 7, 26, 12, 18, 6, 11, 5, 10, 9
};...
How do I read CSV data into a record array in NumPy?
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answered Aug 19 '10 at 6:34
AndrewAndrew
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Remove an entire column from a data.frame in R
...enome <- NULL
> head(Data)
chr region
1 chr1 CDS
2 chr1 exon
3 chr1 CDS
4 chr1 exon
5 chr1 CDS
6 chr1 exon
As pointed out in the comments, here are some other possibilities:
Data[2] <- NULL # Wojciech Sobala
Data[[2]] <- NULL # same as above
Data <- Data[,-2] ...
rgdal package installation
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tflutre
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answered Mar 6 '13 at 13:42
jubajuba
41k1...
Batch equivalent of Bash backticks
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53
You can do it by redirecting the output to a file first. For example:
echo zz > bla.txt
set...