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How does Bluebird's util.toFastProperties function make an object's properties “fast”?
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How to reset a single table in rails?
...akes a little longer.
delete_all is a straight SQL query.
More info here: http://apidock.com/rails/ActiveRecord/Base/delete_all/class
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SQL command to display history of queries
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You can look at the query cache: http://www.databasejournal.com/features/mysql/article.php/3110171/MySQLs-Query-Cache.htm but it might not give you access to the actual queries and will be very hit-and-miss if it did work (subtle pun intended)
But MySQL Que...
How to save a BufferedImage as a File
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Version number comparison in Python
...ered elegance in this instance? :)
# pkg_resources is in setuptools
# See http://peak.telecommunity.com/DevCenter/PkgResources#parsing-utilities
def mycmp(a, b):
from pkg_resources import parse_version as V
return cmp(V(a),V(b))
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How do you do a case insensitive search using a pattern modifier using less?
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Rotating a point about another point (2D)
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This is the answer by Nils Pipenbrinck, but implemented in c# fiddle.
https://dotnetfiddle.net/btmjlG
using System;
public class Program
{
public static void Main()
{
var angle = 180 * Math.PI/180;
Console.WriteLine(rotate_point(0,0,angle,new Point{X=10, Y=10}).Prin...
What is the meaning of the CascadeType.ALL for a @ManyToOne JPA association
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How to print color in console using System.out.println?
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A fairly portable way of doing it is with the raw escape sequences. See http://en.wikipedia.org/wiki/ANSI_escape_code
[edited for user9999999 on 2017-02-20]
Java doesn't "handle the codes", that's true, but Java outputs what you told it to output. it's not Java's fault that the Windows console ...
Why doesn't C# support the return of references?
...nks for the great question!
The C# team is considering this for C# 7. See https://github.com/dotnet/roslyn/issues/5233 for details.
UPDATE: The feature made it in to C# 7!
You are correct; .NET does support methods that return managed references to variables. .NET also supports local variables ...