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Equivalent of *Nix 'which' command in PowerShell?
...or of giving you the path you'll need to pipe the output of get-command to select -expandproperty Path.
– Casey
Jul 29 '15 at 12:37
6
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Does a method's signature in Java include its return type?
...ple:
public class Foo {
public int myMethod(int param) {}
public char myMethod(int param) {}
}
No, the compiler won't know the difference, as their signature: myMethod(int param) is the same. The second line:
public char myMethod(int param) {}
will give you can error: method is al...
How to export DataTable to Excel
...tring[] columnNames = dataTable.Columns
.Cast<DataColumn>()
.Select(column => column.ColumnName)
.ToArray();
var header = string.Join(",", columnNames.Select(name => $"\"{name}\""));
lines.Add(header);
var valueLines = dataTable.AsEnumerable()
.Select(row => string.J...
How to sort in mongoose?
...
in mongoose 3 you can't use Array for field selection anymore - it has to be String or Object
– pkyeck
Oct 14 '12 at 7:30
4
...
Select 50 items from list at random to write to file
... leaving the original population unchanged. The resulting list is
in selection order so that all sub-slices will also be valid random
samples. This allows raffle winners (the sample) to be partitioned
into grand prize and second place winners (the subslices).
Members of the popul...
What are bitwise shift (bit-shift) operators and how do they work?
...rs can be applied to integer values (int, long, possibly short and byte or char). In some languages, applying the shift operators to any datatype smaller than int automatically resizes the operand to be an int.
Note that <<< is not an operator, because it would be redundant.
Also note that...
How do I obtain a Query Execution Plan in SQL Server?
...ution plan in SQL Server Management Studio, or right click on the plan and select "Save Execution Plan As ..." to save the plan to a file in XML format.
Method 2 - Using SHOWPLAN options
This method is very similar to method 1 (in fact this is what SQL Server Management Studio does internally), ho...
How to convert a List into a comma separated string without iterating List explicitly [dupli
... public static String join(Object[] array,
char separator)
public static String join(Iterable<?> iterator,
char separator)
Joins the elements of the provided array/iterable into a single String containing the provided list of ...
What is the GAC in .NET?
... the References window. (Right-click on a project in Solution Explorer and select Add Reference.) This should give you a more tangeable idea.
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How do I check if a number is positive or negative in C#?
...
This is the industry standard:
int is_negative(float num)
{
char *p = (char*) malloc(20);
sprintf(p, "%f", num);
return p[0] == '-';
}
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