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What is a singleton in C#?
... return _servers[r].ToString();
}
}
}
I took code from dofactory.com, nothing so fancy but I find this far good than examples with Foo and Bar additionally book from Judith Bishop on C# 3.0 Design Patterns has example about active application in mac dock.
If you look at cod...
Confused about Service vs Factory
... fn);
The difference between the three is that:
a's stored value comes from running fn , in other words: fn()
b’s stored value comes from newing fn, in other words: new fn()
c’s stored value comes from first getting an instance by newing fn, and then running a $get method of the instance
w...
How to handle screen orientation change when progress dialog and background thread active?
...ew using the old data. So I'd suggest requesting numerical status udpates from the progress bar and rebuilding a new view when you get that new 'onStart' I can't remember offhand if you get a new activity as well but some hunting through the documentation should help.
– hasema...
Copy constructor for a class with unique_ptr
... unique_ptr, and return it via the actual clone() function which is called from the outside.
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Is it possible to create static classes in PHP (like in C#)?
... /**
* Construct won't be called inside this class and is uncallable from
* the outside. This prevents instantiating this class.
* This is by purpose, because we want a static class.
*/
private function __construct() {}
private static $greeting = 'Hello';
private sta...
Recommendation for compressing JPG files with ImageMagick
... useful.
Source link: http://www.yuiblog.com/blog/2008/12/05/imageopt-4/
From @Fordi in the comments (don't forget to thumbs up his comment if you like):
If you dislike blurring, use -sampling-factor 4:2:0 instead. What this does is reduce the chroma channel's resolution to half, without messing w...
JMS and AMQP - RabbitMQ
...buted application to be loosely coupled, reliable, and asynchronous.
Now (from Wikipedia):
The Advanced Message Queuing Protocol (AMQP) is an open standard application layer protocol for message-oriented middleware. The
defining features of AMQP are message orientation, queuing, routing
(in...
how perform grep operation on all files in a directory
...
@umi If I run grep -r x . results come from all files of all extensions. If I run grep -r x *.scss than I receive no results.
– Chris
Oct 2 '17 at 21:15
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Group by & count function in sqlalchemy
...counting says that for group_by queries it is better to use func.count():
from sqlalchemy import func
session.query(Table.column, func.count(Table.column)).group_by(Table.column).all()
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Can an html element have multiple ids?
...
No. From the XHTML 1.0 Spec
In XML, fragment identifiers are of
type ID, and there can only be a
single attribute of type ID per
element. Therefore, in XHTML 1.0 the
id attribute is defined to be of type
ID. In orde...