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Where do “pure virtual function call” crashes come from?
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They can result if you try to make a virtual function call from a constructor or destructor. Since you can't make a virtual function call from a constructor or destructor (the derived class object hasn't been constructed or has already been destroyed), it calls the base class versio...
C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?
...l answer. I sort of worked it out on my own, but only after Lucian Wischik from the VB part of the team confirmed that there really is a good reason for it. Many thanks to him - and please visit his blog, which rocks.
The value 0 here is only special because it's not a valid state which you might b...
call a static method inside a class?
how do i call a static method from another method inside the same class?
4 Answers
4
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How to create PDF files in Python [closed]
I'm working on a project which takes some images from user and then creates a PDF file which contains all of these images.
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setuptools vs. distutils: why is distutils still a thing?
...ools should be preferred to distutils, and I see where your question comes from, however I don't see distutils losing support anytime soon, as, simply put, it is used in many cases with some popular legacy programs. And as you probably know changing these sorts of things in legacy programs can be qu...
Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?
... K and Library N. This makes it harder to reuse each library independently from the rest - for example in unit testing.
However, in a loosely coupled application, by moving all the references to the Composition Root, the dependency graph is severely flattened:
As illustrated by the green color, ...
CursorLoader usage without ContentProvider
...ssed to the callbacks immediately.
* <p/>
* Must be called from the UI thread
*/
@Override
protected void onStartLoading() {
if (mCursor != null) {
deliverResult(mCursor);
}
if (takeContentChanged() || mCursor == null) {
fo...
The Role Manager feature has not been enabled
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You can do this by reading from the boolean property at:
System.Web.Security.Roles.Enabled
This is a direct read from the enabled attribute of the roleManager element in the web.config:
<configuration>
<system.web>
<roleManager...
How can I output UTF-8 from Perl?
...ore or less in utf8, will be output as latin1 by default. This way scripts from a pre-unicode era still work the same, even with a unicode-aware perl.
– mirod
Mar 10 '09 at 10:00
3...
How to change cursor from pointer to finger using jQuery?
...tps%3a%2f%2fstackoverflow.com%2fquestions%2f1843674%2fhow-to-change-cursor-from-pointer-to-finger-using-jquery%23new-answer', 'question_page');
}
);
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