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Create batches in linq
...ts (MoreLINQ is available as a NuGet package you can install):
int size = 10;
var batches = sequence.Batch(size);
Which is implemented as:
public static IEnumerable<IEnumerable<TSource>> Batch<TSource>(
this IEnumerable<TSource> source, int size)
{
T...
How to calculate cumulative normal distribution?
...;>> from scipy.stats import norm
>>> norm.cdf(1.96)
0.9750021048517795
>>> norm.cdf(-1.96)
0.024997895148220435
In other words, approximately 95% of the standard normal interval lies within two standard deviations, centered on a standard mean of zero.
If you need the inver...
Add new item in existing array in c#.net
...
102
That could be a solution;
Array.Resize(ref array, newsize);
array[newsize - 1] = "newvalue"
...
Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
...mization impossible.
– supercat
May 10 '12 at 15:58
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show 7 more comments
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Give examples of functions which demonstrate covariance and contravariance in the cases of both over
...
answered Mar 23 '10 at 16:04
HardcodedHardcoded
6,06622 gold badges1818 silver badges2020 bronze badges
...
How do you convert a DataTable into a generic list?
...rt this list to json.
– ACP
Aug 14 '10 at 5:50
6
@Pandiya: There are various ways of converting d...
Handling JSON Post Request in Go
... not addressed in the most popular answer from 2013:
February 2018, go 1.10 introduced a new method json.Decoder.DisallowUnknownFields() which addresses the concern of detecting unwanted JSON-input
req.Body is already an io.Reader. Reading its entire contents and then performing json.Unmarshal wa...
Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
... a special case of foldLeft
scala> val intParList: ParSeq[Int] = (1 to 100000).map(_ => scala.util.Random.nextInt()).par
scala> timeMany(1000, intParList.reduce(_ + _))
Took 462.395867 milli seconds
scala> timeMany(1000, intParList.foldLeft(0)(_ + _))
Took 2589.363031 milli seconds
...
Seeding the random number generator in Javascript
...-bit state (increased state-space):
var LCG=s=>()=>(s=Math.imul(741103597,s)>>>0)/2**32;
var LCG=s=>()=>(s=Math.imul(1597334677,s)>>>0)/2**32;
These LCG values are from: P. L'Ecuyer: A table of Linear Congruential Generators of different sizes and good lattice struc...
Java 8 NullPointerException in Collectors.toMap
... length)
– Anthony O.
Feb 18 '16 at 10:39
2
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