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Pimpl idiom vs Pure virtual class interface
...s case, because it's the only member) from the pointer to the A object it knows to be this.
On the user side of the code, a new A will first allocate sizeof(A) bytes of memory, then hand a pointer to that memory to the A::A() constructor as this.
If in a later revision of your library you decide t...
Dynamically update values of a chartjs chart
I created an basic bar chart using chartjs and it works fine. Now I want to update the values on a time based interval. My problem is that after I created the chart, I do not know how to update its values correctly...
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Framework vs. Toolkit vs. Library [duplicate]
...e other hand is a collection of functionality that you can call.
I don't know if the term toolkit is really well defined. Just the word "kit" seems to suggest some kind of modularity, i.e. a set of independent libraries that you can pick and choose from. What, then, makes a toolkit different from j...
Useless use of cat?
...single greps you learn the placement of the file argument and it is ready knowledge that the first is the pattern and the later ones are file names.
It was a conscious choice to use cat when I answered the question, partly because of a reason of "good taste" (in the words of Linus Torvalds) but chi...
How to add a right button to a UINavigationController?
...roller = [[PropertyViewController alloc] initWithRootViewController:vc];
Now, this infoButton that has been created programatically will show up in the navigation bar. The idea is that the navigation controller picks up its display information (title, buttons, etc) from the UIViewController that i...
What is the concept of erasure in generics in Java?
... @Rogerio: No, the objects won't have different generic types. The fields know the types, but the objects don't.
– Jon Skeet
Dec 28 '09 at 8:55
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What is TypeScript and why would I use it in place of JavaScript? [closed]
...n for more details: Debugging TypeScript code with Visual Studio
Want to know more?
I originally wrote this answer when TypeScript was still hot-off-the-presses. Check out Lodewijk's answer to this question for some more current detail.
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What is meant by the term “hook” in programming?
...on)". You are passing a function pointer to the hookEvent function, so it knows what function to call when the event occurs. Hope that helps :-)
– William Brendel
Jan 22 '09 at 0:12
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Static Indexers?
... get => new object();
set => // set something
}
}
Now you can call Utilities.ConfigurationManager["someKey"] using indexer notation.
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Does the 'mutable' keyword have any purpose other than allowing the variable to be modified by a con
...ods that are marked as const.
The mutable exception makes it so you can now write or set data members that are marked mutable. That's the only externally visible difference.
Internally those const methods that are visible to you can also write to data members that are marked mutable. Essentiall...