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Extracting hours from a DateTime (SQL Server 2005)
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SELECT DATEPART(HOUR, GETDATE());
DATEPART documentation
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Setting the filter to an OpenFileDialog to allow the typical image formats?
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Complete solution in C# is here:
private void btnSelectImage_Click(object sender, RoutedEventArgs e)
{
// Configure open file dialog box
Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
dlg.Filter = "";
ImageCodecInfo[] codecs = I...
How to show SQL queries run in the Rails console?
...ecord::Relation’s to_sql method:
User.where(:id => 3).to_sql
#=> "SELECT \"users\".* FROM \"users\" WHERE \"users\".\"id\" = 3"
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The ALTER TABLE statement conflicted with the FOREIGN KEY constraint
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Here's a query to check the incorrect values: select distinct referrerTable.referenceColumn from referrerTable left join referredTable on referredTable.referenceColumn = referrerTable.referenceColumn where referredTable.referenceColum...
Detect 7 inch and 10 inch tablet programmatically
... + b² = c²
//The size of the diagonal in inches is equal to the square root of the height in inches squared plus the width in inches squared.
double diagonalInches = Math.sqrt(
(widthInches * widthInches)
+ (heightInches * heightInches));
From this, we can work out whether the device i...
Convert a string to int using sql query
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You could use CAST or CONVERT:
SELECT CAST(MyVarcharCol AS INT) FROM Table
SELECT CONVERT(INT, MyVarcharCol) FROM Table
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Git Bash doesn't see my PATH
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While you are installing Git, you can select the option shown below, it'll help you to set the path automatically.
Its worked out for me :)
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How to stop Visual Studio from opening a file on single click?
...anted to add that the button David is referring to has a tooltip: "Preview Selected Items"
– Bruce van der Kooij
Jan 11 '13 at 9:39
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Graph Algorithm To Find All Connections Between Two Arbitrary Vertices
...ersal. With breadth first you first visit all nodes with distance 0 to the root, then those with distance 1, then 2, etc.
– mweerden
Sep 12 '08 at 20:48
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What are the disadvantages to declaring Scala case classes?
... represented as a class
hierarchy, with an abstract base class Expr as the root, and two
subclasses Number and Sum. Then, an expression 1 + (3 + 7) would be represented as
new Sum( new Number(1), new Sum( new Number(3), new Number(7)))
abstract class Expr {
def eval: Int
}
class Number(n: Int) e...