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How to Copy Contents of One Canvas to Another Canvas Locally
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edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Aug 21 '11 at 22:30
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In Scala, what exactly does 'val a: A = _' (underscore) mean?
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Paul ButcherPaul Butcher
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Query for array elements inside JSON type
I'm trying to test out the json type in PostgreSQL 9.3.
I have a json column called data in a table called reports . The JSON looks something like this:
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rails 3 validation on uniqueness on multiple attributes
I use Rails 3.0.0.beta4
3 Answers
3
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HTML/CSS: Make a div “invisible” to clicks?
...an be done using CSS pointer-events. This property is supported in Firefox 3.6+, Chrome 2+, IE 11+, and Safari 4+. Unfortunately, I don't have knowledge of a cross-browser workaround.
#overlay {
pointer-events: none;
}
s...
How to read data from a zip file without having to unzip the entire file
...ent: {0}", zip.Comment);
System.Console.WriteLine("\n{1,-22} {2,8} {3,5} {4,8} {5,3} {0}",
"Filename", "Modified", "Size", "Ratio", "Packed", "pw?");
System.Console.WriteLine(new System.String('-', 72));
header = false;
}
System.Console.Wr...
Append TimeStamp to a File Name
...ethod
Usage:
string result = "myfile.txt".AppendTimeStamp();
//myfile20130604234625642.txt
Extension method
public static class MyExtensions
{
public static string AppendTimeStamp(this string fileName)
{
return string.Concat(
Path.GetFileNameWithoutExtension(fileNam...
Priority queue in .Net [closed]
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43
I like using the OrderedBag and OrderedSet classes in PowerCollections as priority queues.
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How do I calculate square root in Python?
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Merlin
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answered Mar 7 '12 at 2:50
smessingsmessin...