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Remove all subviews?
...oes for NSView, but not for UIView).
Please see this SO question for more details.
Note: Using either of these two methods will remove every view that your main view contains and release them, if they are not retained elsewhere. From Apple's documentation on removeFromSuperview:
If the receive...
How to cancel a Task in await?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...
SyntaxError: Use of const in strict mode
...de
I found a similar issue on another post and posted my answer there in detail
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What is WEB-INF used for in a Java EE web application?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...
How to know which version of Symfony I have?
...en mentioned. Using the command:
php bin/console about
you can get many details about the current project. The first section is about Symfony itself and looks like this:
-------------------- -------------------------------------------
Symfony ...
When is memoization automatic in GHC Haskell?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...
How do I choose grid and block dimensions for CUDA kernels?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...
applicationWillEnterForeground vs. applicationDidBecomeActive, applicationWillResignActive vs. appli
...priate.
See also applicationDidEnterBackground:.
*/
}
For more detailed explanations, please refer to official document for UIApplicationDelegate
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How To Accept a File POST
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Great answer. Just one detail: if you are uploading from a HTML page, the <input type="file" /> tag must have a "name" attribute, or the file will not be present in HttpContext.Current.Request.Files.
– GBU
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What is the difference between typeof and instanceof and when should one be used vs. the other?
...tors and can be used even if value is undefined. But it's doesn't give any details about objects. So if you needed it, go to instanceof.
Now let's talk about one tricky thing. What if you use constructor to create a primitive type?
let num = new Number(5);
console.log(num instanceof Number); // p...