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Is there a use-case for singletons with database access in PHP?
...bsolutely sure that you'll never have more than one instance of, you eventually have a second. You may end up with a second monitor, a second database, a second server--whatever.
When this happens, if you have used a static class you're in for a much worse refactor than if you had used a singleton...
How to do relative imports in Python?
... the module were a top level module, regardless of where the module is actually located on the file system.
In Python 2.6, they're adding the ability to reference modules relative to the main module. PEP 366 describes the change.
Update: According to Nick Coghlan, the recommended alternative is ...
Easy way to dismiss keyboard?
...ere's an easier way to dismiss the keyboard without having to loop through all my controls and resigning them all as the first responder. I guess the question is.. How would I get the current first responder to the keyboard?
...
How to scale threads according to CPU cores?
...e it just like you would create any other object. So, let's say that you call the above method and find that it returns 2 processors. Awesome. Now, you can create a loop that generates a new Thread, and splits the work off for that thread, and fires off the thread. Here's some psuedocode to demo...
Forking from GitHub to Bitbucket
... My project is being hosted on Bitbucket . Both of them use git . Basically I'd like to create a ‘fork’ (I don't know if I'm using the right terms, since I'm new to git ) of CakePHP in my Bitbucket repository, in order to be able to get the updates without the need to download all the CakeP...
How to stop /#/ in browser with react-router?
... Note that history is a stand-alone package you'll need to install.
– Jan Klimo
Oct 24 '15 at 15:01
4
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What are the differences between Generics in C# and Java… and Templates in C++? [closed]
... my voice to the noise and take a stab at making things clear:
C# Generics allow you to declare something like this.
List<Person> foo = new List<Person>();
and then the compiler will prevent you from putting things that aren't Person into the list.
Behind the scenes the C# compiler is j...
iPhone Debugging: How to resolve 'failed to get the task for process'?
...the app includes an Entitlements.plist file, which is not necessary to install onto the device for debugging. In general, then, I have included this file for release builds (where it is required for the App Store) and removed it for debugging (so I can debug the app from XCode). That may be your pro...
Is there a way to detect if a browser window is not currently active?
I have JavaScript that is doing activity periodically. When the user is not looking at the site (i.e., the window or tab does not have focus), it'd be nice to not run.
...
android splash screen sizes for ldpi,mdpi, hdpi, xhdpi displays ? - eg : 1024X768 pixels for ldpi
...le.
According to Google's statistics the majority of ldpi displays are small screens and the majority of mdpi, hdpi, xhdpi and xxhdpi displays are normal sized screens.
xlarge screens are at least 960dp x 720dp
large screens are at least 640dp x 480dp
normal screens are at least 470dp x 320dp
...