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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...
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...
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()
share
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imp...
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...
Is it a good practice to use an empty URL for a HTML form's action attribute? (action=“”)
... action="" attribute"), which is why the spec strongly discourages authors from leaving it empty:
The action and formaction content attributes, if specified, must have a value that is a valid non-empty URL potentially surrounded by spaces.
...
Is there something like RStudio for Python? [closed]
...
Ad "native app not a browser tool": From what I can see Rodeo 2.0 uses Electron. It still is a browser tool, only it now comes with its own browser to make it feel like its a native app. (It's also worth mentioning that it comes with a dependency on NodeJS.)
...
How to position text over an image in css
...nsive practices as you're fixing the size of the container (the answer was from 2012 so its understandably out of date). A much better solution can be found here: stackoverflow.com/questions/43333495/text-over-image-responsive
– Sk446
Jul 15 '18 at 12:17
...