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Is it safe to delete a void pointer?
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No, of course not. It still says it's UB. Even more so, now it states it normatively that deleting void* is UB :)
– Johannes Schaub - litb
Jun 3 '09 at 16:52
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What is the difference between “instantiated” and “initialized”?
...new Object was instantiated because we have created a new instance of it.
Now I believe that VB.NET makes this a lot more confusing than C# because it is not clear that an assignment is taking place in the code above. In C# it is much clearer that there is both an instantiation of an instance and ...
How can I define colors as variables in CSS?
I’m working on a CSS file that is quite long. I know that the client could ask for changes to the color scheme, and was wondering: is it possible to assign colors to variables, so that I can just change a variable to have the new color applied to all elements that use it?
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Emacs, switch to previous window
...indow-or-frame)
(define-key (current-global-map) (kbd "M-O") 'frame-bck)
Now just cycle quickly thru the windows with M-o
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Delegates in swift?
...myVCDidFinish Becouse if delegate is not set the cod wont execute now :) In your version it will try to execute and will fail to unwrap if delegate is nil and you it is.
– Shial
Nov 1 '14 at 13:07
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Maintain model of scope when changing between views in AngularJS
...oreunload and $rootScope.$broadcast('saveState'); to let all the services know that they should save their state, and $rootScope.$broadcast('restoreState') to let them know to restore their state ( used for when the user leaves the page and presses the back button to return to the page respectively)...
Hidden features of Android development?
...st yet in the Hidden Features series that I've been tracking for a while now.
6 Answers
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How do I perform the SQL Join equivalent in MongoDB?
...mmend specific use cases for $lookup, but at least as of 3.2 doing join is now possible with MongoDB.
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Does Java support default parameter values?
...force complete and valid construction contracts are a much better solution now.
– user177800
Dec 18 '15 at 4:27
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__getattr__ on a module
...module replace sys.modules[__name__] with an instance of your class -- and now you can play with __getattr__/__setattr__/__getattribute__ as needed.
Note 1: If you use this functionality then anything else in the module, such as globals, other functions, etc., will be lost when the sys.modules as...