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The best way to remove duplicate values from NSMutableArray in Objective-C?

...me, which gets expensive quickly as the original array grows. To get that down to O(N) time you could use a NSMutableSet to store a record of items already added to the new array, since NSSet lookups are O(1) rather than O(N). In other words, checking to see whether an element is a member of an NSS...
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C pointer to array/array of pointers disambiguation

... When I first read this I thought: "I will never come down to this level". The next day, I downloaded it. – Ciro Santilli 郝海东冠状病六四事件法轮功 Nov 27 '19 at 11:37 ...
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Difference between webdriver.Dispose(), .Close() and .Quit()

...blic void SetupTest() { Driver = WebDriverFactory.GetDriver(); } [TearDown] public void TearDown() { if (Driver != null) Driver.Quit(); } In summary ensure that Quit() or Dispose() is called before exiting the program, and don't use the Close() method unless you're sure of what you'...
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C++ project organisation (with gtest, cmake and doxygen)

...ct(PROJ googletest GIT_REPOSITORY https://github.com/google/googletest.git GIT_TAG release-1.8.0 UPDATE_DISCONNECTED 1 ) set(gtest_force_shared_crt ON CACHE BOOL "" FORCE) # Preven...
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Uploading both data and files in one form using Ajax?

...ll with all browsers, you don't need to serialize or prepare the data. one down side is that you can't monitor the progress. also, at least for chrome, the request will not appear in the "xhr" tab of the developer tools but under "doc" ...
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Getting all types that implement an interface

...ns. It is better to have the framework do the heavy lifting. Then filter down farther when found. If relevant, please update your answer. Include List<T> reasoning. var classTypesImplementingInterface = AppDomain.CurrentDomain.GetAssemblies().SelectMany(x => x.GetTypes()).Where(mytype =...
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Are database triggers evil? [closed]

... I believe that triggers ARE evil... I think I'm having an existential meltdown... – vbullinger Dec 17 '12 at 4:55 ...
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In Python, what happens when you import inside of a function? [duplicate]

... that might be of use to you: effbot.org/zone/import-confusion.htm Scroll down to "What Does Python Do to Import a Module?" – gomad Jun 22 '10 at 21:47 ...
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Difference between Property and Field in C# 3.0+

...y access very differently compared to field access. It may however compile down to identical native code but the scope for difference is there. share | improve this answer | ...
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Best way to check if object exists in Entity Framework?

...ere were in 2010/2011 with Entity Framwork 4. So I would recommend to stop down-voting this answer but instead add a new/better answer below. – Sven Nov 21 '19 at 9:08 ...