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What is lexical scope?
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I understand them through examples. :)
First, lexical scope (also called static scope), in C-like syntax:
void fun()
{
int x = 5;
void fun2()
{
printf("%d", x);
}
}
Every inner level can access its outer l...
Swift class introspection & generics
...ype is a declaration but MyObject.self is a factory method (can be called) and myObject is a variable containing a reference to a factory method. The call myObject() would produce an instance of class MyObject. It would be better example if the name of myObject variable was myObjectFactory?
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“File not found” when running new LibGDX project
...tion will fail the first time. Open the Run Configuration you just created and set the working directory to the android/assets/ directory!
link your desktop project to android assets folder?
Go to Run => Run Configurations.. => choose DesktopLauncher, Arguments Tab => Working Directory ...
How to detect the physical connected state of a network cable/connector?
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grep "" eth0/* is so elegant and easy, thanks! :) With the -s switch grep will not complain about the directories.
– Ray
Apr 10 '15 at 10:17
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How can I generate a list or array of sequential integers in Java?
Is there a short and sweet way to generate a List<Integer> , or perhaps an Integer[] or int[] , with sequential values from some start value to an end value?
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Singleton with Arguments in Java
I was reading the Singleton article on Wikipedia and I came across this example:
20 Answers
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Visual Studio 2010 IntelliSense doesn't select a default value - it just marks it
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Try Ctrl-Alt-Space.
found that on Connect, and seems to work for me
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Attempted to read or write protected memory. This is often an indication that other memory is corrup
... the problem was that I changed the Platform for Build from x86 to Any CPU and that was enough to trigger this error. Changing it back to x86 did the trick. Might help someone.
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How to create a readonly textbox in ASP.NET MVC3 Razor
...mplates. Just call .EditorFor.
While @Shark's solution works correctly, and it is simple and useful, my solution (that I use always) is this one: Create an editor-template that can handles readonly attribute:
Create a folder named EditorTemplates in ~/Views/Shared/
Create a razor PartialView na...
detach all packages while working in R
...nly names(sessionInfo()$loadedOnly) to explicitly attached packages first, and then detach the packages, as so.
lapply(names(sessionInfo()$loadedOnly), require, character.only = TRUE)
invisible(lapply(paste0('package:', names(sessionInfo()$otherPkgs)), detach, character.only=TRUE, unload=TRUE, force...