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Gradle, “sourceCompatibility” vs “targetCompatibility”?

What is the relationship/difference between sourceCompatibility and targetCompatibility ? What happens when they are set to different values? ...
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How to redirect a url in NGINX

..._name test.com; return 301 $scheme://www.test.com$request_uri; } And edit your main server block server_name variable as following: server_name www.test.com; Important: New server block is the right way to do this, if is evil. You must use locations and servers instead of if if it's po...
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Formatting code snippets for blogging on Blogger [closed]

My blog is hosted on Blogger and I frequently post code snippets in C / C# / Java / XML etc. but I find the snippet gets "mangled". ...
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The best way to remove duplicate values from NSMutableArray in Objective-C?

...wrote the answer below in 2009; in 2011, Apple added NSOrderedSet to iOS 5 and Mac OS X 10.7. What had been an algorithm is now two lines of code: NSOrderedSet *orderedSet = [NSOrderedSet orderedSetWithArray:yourArray]; NSArray *arrayWithoutDuplicates = [orderedSet array]; If you are worried ab...
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How to check version of a CocoaPods framework

...ch with different version numbers. Specifically there is a PODS: section, and a DEPENDENCIES: section. – psilencer Nov 14 '19 at 3:21 ...
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Sending a message to nil in Objective-C

...x:i]; This will also return 0, but since objectAtIndex: returns a pointer, and a pointer to 0 is nil/NULL, NSLog will be passed nil each time through the loop. (Although NSLog is a function and not a method, it prints out (null) if passed a nil NSString. In some cases it's nicer to have a NullPoint...
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How to list imported modules?

... Or you could find the intersection of sys.modules with globals, and do no type testing at all. – Marcin Oct 15 '13 at 15:15 ...
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How to Unit test with different settings in Django?

.../#overriding-settings TestCase will have a self.settings context manager, and there will also be an @override_settings decorator that can be applied to either a test method or a whole TestCase subclass. These features did not exist yet in Django 1.3. If you want to change settings for all your te...
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How can two strings be concatenated?

...of the vector to be collapsed. You can even combine both: > paste(x, "and some more", sep="|-|", collapse="--") [1] "Hello|-|and some more--World|-|and some more" Hope this helps. share | imp...
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Warn user before leaving web page with unsaved changes

... Short, wrong answer: You can do this by handling the beforeunload event and returning a non-null string: window.addEventListener("beforeunload", function (e) { var confirmationMessage = 'It looks like you have been editing something. ' ...