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Virtual/pure virtual explained
What exactly does it mean if a function is defined as virtual and is that the same as pure virtual?
12 Answers
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Split a vector into chunks in R
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As one can see from the output of d1, this answer does not split d into groups of equal size (4 is obviously shorter). Thus it does not answer the question.
– Calimo
Jan 23 '15 at 16:39
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How to instantiate a File object in JavaScript?
... Produces Illegal constructor on Chrome 37 / Ubuntu so no it does not work
– Sebastien Lorber
Feb 12 '15 at 19:09
2
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How to get input type using jquery?
...type=radio]');
but the "input" is desired so it only gets the inputs and does not use the universal '*" when the form of $(':radio') is used which equates to $('*:radio');
EDIT Aug 19, 2015: preference for the $('input[type=radio]'); should be used as that then allows modern browsers to optimize ...
Is a successor for TeX/LaTeX in sight? [closed]
...: Framemaker.
This is a mature product but
somewhat stagnant. However, it does
have an open document and segment
interchange format called MIF,
a comprehensive API and extensive
support for structured
documentation. It's quite widely
used in aerospace circles (for
example) where reference documents...
Insert, on duplicate update in PostgreSQL?
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What does the excluded refer to in the first solution here?
– ichbinallen
Dec 21 '18 at 20:24
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AngularJS- Login and Authentication in each route and controller
...rst"
UNAUTHORIZED: 401,
// "we know who you are, and your profile does not allow you to access this resource"
FORBIDDEN: 403,
hasRole: function (role) {
return UserProfile.then(function (userProfile) {
if (userProfile.$hasRole(role)) {
return Access.OK;
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Operator overloading in Java
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No, Java doesn't support user-defined operator overloading. The only aspect of Java which comes close to "custom" operator overloading is the handling of + for strings, which either results in compile-time concatenation of constants o...
How do I clone a Django model instance object and save it to the database?
...py(object_you_want_copied)
new_instance.id = None
new_instance.save()
It does the same thing as some of these other answers, but it doesn't make the database call to retrieve an object. This is also useful if you want to make a copy of an object that doesn't exist yet in the database.
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Difference between SurfaceView and View?
...endered when you call the methods invalidate or postInvalidate(), but this does not mean the view will be
immediately updated (A VSYNC will be sent, and the OS decides when
it gets updated. The SurfaceView can be immediately updated.
3. A SurfaceView has an allocated surface buffer, so it ...