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Converting a generic list to a CSV string
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You can use String.Join.
String.Join(
",",
Array.ConvertAll(
list.ToArray(),
element => element.ToString()
)
);
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Convert a matrix to a 1 dimensional array
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It might be so late, anyway here is my way in converting Matrix to vector:
library(gdata)
vector_data<- unmatrix(yourdata,byrow=T))
hope that will help
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Haskell: Converting Int to String
I know you can convert a String to an number with read :
3 Answers
3
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What's the most efficient way to erase duplicates and sort a vector?
..., vec.end() );
vec.erase( unique( vec.begin(), vec.end() ), vec.end() );
Convert to set (manually)
set<int> s;
unsigned size = vec.size();
for( unsigned i = 0; i < size; ++i ) s.insert( vec[i] );
vec.assign( s.begin(), s.end() );
Convert to set (using a constructor)
set<int> s( ...
Why does Decimal.Divide(int, int) work, but not (int / int)?
...tional part. By invoking Decimal.Divide, your int arguments get implicitly converted to Decimals.
You can enforce non-integer division on int arguments by explicitly casting at least one of the arguments to a floating-point type, e.g.:
int a = 42;
int b = 23;
double result = (double)a / b;
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How do I read / convert an InputStream into a String in Java?
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Did the toString get deprecated? I see IOUtils.convertStreamToString()
– RCB
Jul 2 at 15:26
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What does the explicit keyword mean?
...that the compiler can use constructors callable with a single parameter to convert from one type to another in order to get the right type for a parameter.
Here's an example class with a constructor that can be used for implicit conversions:
class Foo
{
public:
// single parameter constructor, can...
Problem with converting int to string in Linq to entities
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With EF v4 you can use SqlFunctions.StringConvert. There is no overload for int so you need to cast to a double or a decimal. Your code ends up looking like this:
var items = from c in contacts
select new ListItem
{
Value = ...
byte[] to hex string [duplicate]
How do I convert a byte[] to a string ? Every time I attempt it, I get
19 Answers
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How to convert a Java 8 Stream to an Array?
What is the easiest/shortest way to convert a Java 8 Stream into an array?
10 Answers
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