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Safely override C++ virtual functions
I have a base class with a virtual function and I want to override that function in a derived class. Is there some way to make the compiler check if the function I declared in the derived class actually overrides a function in the base class? I would like to add some macro or something that ensures ...
Why does viewWillAppear not get called when an app comes back from the background?
I'm writing an app and I need to change the view if the user is looking at the app while talking on the phone.
7 Answers
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What does it mean for a data structure to be “intrusive”?
I've seen the term intrusive used to describe data structures like lists and stacks, but what does it mean?
2 Answers
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.NET - Dictionary locking vs. ConcurrentDictionary
...-threadsafe-collection can be looked upon in a different way.
Consider a store with no clerk, except at checkout. You have a ton of problems if people don't act responsibly. For instance, let's say a customer takes a can from a pyramid-can while a clerk is currently building the pyramid, all hell w...
How to assign the output of a command to a Makefile variable
I need to execute some make rules conditionally, only if the Python installed is greater than a certain version (say 2.5).
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Why do I get “unresolved external symbol” errors when using templates? [duplicate]
...le, I get a whole lot of "unresolved external symbol" errors when it comes to linking the final executible, despite the object file being correctly built and included in the linking. What's happening here, and how can I fix it?
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How to check file input size with jQuery?
I have a form with file upload capabilities and I would like to be able to have some nice client side error reporting if the file the user is trying to upload is too big, is there a way to check against file size with jQuery, either purely on the client or somehow posting the file back to the server...
How to remove multiple deleted files in Git repository
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Author asks how to remove files, why adding files is the correct answer?
– kelin
Feb 12 '16 at 13:40
3
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onMeasure custom view explanation
I tried to do custom component. I extended View class and do some drawing in onDraw overrided method. Why I need to override onMeasure ? If I didn't, everything seen to be right. May someone explain it? How should I write my onMeasure method? I've seen couple tutorials, but each one is a litt...
Set active tab style with AngularJS
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A way to solve this without having to rely on URLs is to add a custom attribute to every partial during $routeProvider configuration, like this:
$routeProvider.
when('/dashboard', {
templateUrl: 'partials/dashboard.ht...