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Map to String in Java
When I do System.out.println(map) in Java, I get a nice output in stdout. How can I obtain this same string representation of a Map in a variable without meddling with standard output? Something like String mapAsString = Collections.toString(map) ?
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How to dismiss ViewController in Swift?
I am trying to dismiss a ViewController in swift by calling dismissViewController in an IBAction
20 Answers
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Implementing Fast and Efficient Core Data Import on iOS 5
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You should probably save the master MOC in strides as well. No sense having that MOC wait until the end to save. It has its own thread, and it will help keep memory down as well.
You wrote:
Then at the end of the import process, I save on the master/parent
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Is a LINQ statement faster than a 'foreach' loop?
I am writing a Mesh Rendering manager and thought it would be a good idea to group all of the meshes which use the same shader and then render these while I'm in that shader pass.
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How do I prevent Android taking a screenshot when my app goes to the background?
The app I'm currently building has the requirement that the app has to prevent the OS to take a screenshot of the app when it's being pushed into the background for security reasons. This way it won't be able to see the last active screen when switching between apps.
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How to export and import environment variables in windows?
I found it is hard to keep my environment variables sync on different machines. I just want to export the settings from one computer and import to other ones.
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Sort ArrayList of custom Objects by property
I read about sorting ArrayLists using a Comparator but in all of the examples people used compareTo which according to some research is a method for Strings.
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PHP Replace last occurrence of a String in a String?
Anyone know of a very fast way to replace the last occurrence of a string with another string in a string?
14 Answers
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Web Service vs WCF Service
...service layer that allows you to build applications that can communicate using a variety of communication mechanisms. With it, you can communicate using Peer to Peer, Named Pipes, Web Services and so on.
You can’t compare them because WCF is a framework for building interoperable applications. If...
Troubleshooting BadImageFormatException
I have a Windows service written in C# using Visual Studio 2010 and targeting the full .NET Framework 4. When I run from a Debug build the service runs as expected. However, when I run it from a Release build I get a System.BadImageFormatException (details below). I've been searching the internet...