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What are Aggregates and PODs and how/why are they special?
... virtual functions (10.3).
So, OK, let's parse this definition. First of all, any array is an aggregate. A class can also be an aggregate if… wait! nothing is said about structs or unions, can't they be aggregates? Yes, they can. In C++, the term class refers to all classes, structs, and unions....
Working with $scope.$emit and $scope.$on
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First of all, parent-child scope relation does matter. You have two possibilities to emit some event:
$broadcast -- dispatches the event downwards to all child scopes,
$emit -- dispatches the event upwards through the scope hierarch...
How do I clear all options in a dropdown box?
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You can use the following to clear all the elements.
var select = document.getElementById("DropList");
var length = select.options.length;
for (i = length-1; i >= 0; i--) {
select.options[i] = null;
}
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How to find foreign key dependencies in SQL Server?
How can I find all of the foreign key dependencies on a particular column?
13 Answers
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Remove sensitive files and their commits from Git history
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For all practical purposes, the first thing you should be worried about is CHANGING YOUR PASSWORDS! It's not clear from your question whether your git repository is entirely local or whether you have a remote repository elsewhere...
View list of all JavaScript variables in Google Chrome Console
In Firebug, the DOM tab shows a list of all your public variables and objects. In Chrome's console you have to type the name of the public variable or object you want to explore.
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C++11 introduced a standardized memory model. What does it mean? And how is it going to affect C++ p
...om now.
The abstract machine in the C++98/C++03 specification is fundamentally single-threaded. So it is not possible to write multi-threaded C++ code that is "fully portable" with respect to the spec. The spec does not even say anything about the atomicity of memory loads and stores or the order...
History or log of commands executed in Git
...y I can keep track of commands I used in Git under Windows? I want to view all the commands that I have applied on my repository.
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Using an HTML button to call a JavaScript function
I am trying to use an HTML button to call a JavaScript function.
10 Answers
10
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return, return None, and no return at all?
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On the actual behavior, there is no difference. They all return None and that's it. However, there is a time and place for all of these.
The following instructions are basically how the different methods should be used (or at least how I was taught they should be used), but th...