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How does virtual inheritance solve the “diamond” (multiple inheritance) ambiguity?
...e for C who virtually inherit A. D's object size is increased because it stores 2 pointers now; however there is only one A now.
So B::A and C::A are the same and so there can be no ambiguous calls from D. If you don't use virtual inheritance you have the second diagram above. And any call to ...
How to move an element into another element?
I would like to move one DIV element inside another. For example, I want to move this (including all children):
15 Answers
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How to insert newline in string literal?
...n .NET I can provide both \r or \n string literals, but there is a way to insert
something like "new line" special character like Environment.NewLine static property?
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How to change cursor from pointer to finger using jQuery?
... really easy, but I've never done it before. How do you change your cursor to the finger (like for clicking on links) instead of the regular pointer?
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Removing index column in pandas when reading a csv
...e following code which imports a CSV file. There are 3 columns and I want to set the first two of them to variables. When I set the second column to the variable "efficiency" the index column is also tacked on. How can I get rid of the index column?
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Otherwise on StateProvider
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You can't use only $stateProvider.
You need to inject $urlRouterProvider and create a code similar to:
$urlRouterProvider.otherwise('/otherwise');
The /otherwise url must be defined on a state as usual:
$stateProvider
.state("otherwise", { url : '/otherwise'.....
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
...II is, why it is important, and whether or not it might have any relevance to other languages?
11 Answers
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How to remove last n characters from every element in the R vector
I am very new to R, and I could not find a simple example online of how to remove the last n characters from every element of a vector (array?)
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Chrome Development Tool: [VM] file from javascript
... breakpoint in my javascript file (jaydata.js) and was pressing "Step over to the next function call."
When it got to a line that was:
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When saving, how can you check if a field has changed?
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Essentially, you want to override the __init__ method of models.Model so that you keep a copy of the original value. This makes it so that you don't have to do another DB lookup (which is always a good thing).
class Person(models.Model):
nam...