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Java's Virtual Machine and CLR
...hat the CLR includes instructions for creating generic types, and then for applying parametric specializations to those types. So, at runtime, the CLR considers a List<int> to be a completely different type from a List<String>.
Under the covers, it uses the same MSIL for all reference-t...
What is N-Tier architecture?
...e experience with N-Tier architecture", or "Must be able to develop N-Tier apps".
12 Answers
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Loading/Downloading image from URL on Swift
I'd like to load an image from a URL in my application, so I first tried with Objective-C and it worked, however, with Swift, I've a compilation error:
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How do I send an HTML email?
I have successfully sent email in my web application using JMS, but the result only displays in plain text. I want the content to be able to display html. How do I do it? Here is roughly what I have:
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How to make a Java thread wait for another thread's output?
I'm making a Java application with an application-logic-thread and a database-access-thread.
Both of them persist for the entire lifetime of the application and both need to be running at the same time (one talks to the server, one talks to the user; when the app is fully started, I need both of t...
How to prevent SIGPIPEs (or handle them properly)
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What exactly happens if my program writes to a broken pipe (a socket in my case)? SIG_IGN makes the program ignore the SIG_PIPE, but then does that result in send() doing something undesirable?
– sudo
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Best way to load module/class from lib folder in Rails 3?
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As of Rails 2.3.9, there is a setting in config/application.rb in which you can specify directories that contain files you want autoloaded.
From application.rb:
# Custom directories with classes and modules you want to be autoloadable.
# config.autoload_paths += %W(#{con...
Disable activity slide-in animation when launching new activity?
...oftkeys. OP asks how to 'disable' the animation, not 'selectively tell the app to not play it'
– 1owk3y
Nov 28 '14 at 5:05
3
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How do I save a UIImage to a file?
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Of course you can create subfolders in the documents folder of your app. You use NSFileManager to do that.
You use UIImagePNGRepresentation to convert your image to NSData and save that to disk.
// Create path.
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUser...
How to get the name of enumeration value in Swift?
...ing:) can be used for a fully-qualified name:
debugPrint(city)
// prints "App.City.Melbourne" (or similar, depending on the full scope)
let cityDebugName = String(reflecting: city)
// cityDebugName contains "App.City.Melbourne"
Note that you can customise what is printed in each of these scenari...