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How do I get a reference to the app delegate in Swift?
...gate, but this will not allow you to access any methods or variables added by your subclass of UIApplication, like your managed object context. To resolve this, simply downcast to "AppDelegate" or what ever your UIApplication subclass happens to be called. In Swift 3, 4 & 5, this is done as foll...
File changed listener in Java
...ten overkill benefit of native dir change notifications (if even supported by the filesystem, otherwise it defaults to polling internally anyway). It would have been nice if it followed a simple listener pattern. For example: WatchService.watch(File f, FileListener listener), where f could be a dir...
RedirectToAction with parameter
...Param=Something&anotherParam=OtherStuff
These can then be referenced by your controller:
public ActionResult ACTION(string id, string otherParam, string anotherParam) {
// Your code
}
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Java generics T vs Object
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T is a generic type. Meaning it can be substituted by any qualifying object at runtime. You may invoke such a method as follows:
String response = doSomething("hello world");
OR
MyObject response = doSomething(new MyObject());
OR
Integer response = doSomething(31);
As y...
Is there a C# case insensitive equals operator?
... I'm a relative StackOverflow newbie -- can you explain what you mean by adding a link? Do you mean to the MSDN docs?
– John Feminella
Mar 10 '09 at 16:56
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How to get the user input in Java?
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@ksnortum can i reopen by Scanner reader1 = new Scanner(System.in);?
– Abhijit Jagtap
Jul 11 '18 at 11:21
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Git diff --name-only and copy that list
... git diff --name-only means to output the list of files separated with NUL bytes instead of newlines, just in case your filenames have unusual characters in them.
The -0 to xargs says to interpret standard input as a NUL-separated list of parameters.
The -IREPLACE is needed since by default xargs wo...
How to add number of days to today's date? [duplicate]
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I think this is by now the most clean solution I found. Thanks
– zhihong
Mar 23 '16 at 11:14
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Why does my Spring Boot App always shutdown immediately after starting?
...ting with status 0. This was a case where the resource leak error reported by snarqube static analysis should be ignored.
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How to remove time portion of date in C# in DateTime object only?
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Wouldn't the time part be 12:00:00 AM as mentioned by the questioner?
– FIre Panda
May 25 '11 at 8:05
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