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Why should I declare a virtual destructor for an abstract class in C++?
... abstract classes that function as interfaces? Please provide some reasons and examples why.
7 Answers
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How to style a checkbox using CSS
... availability of CSS 3. In modern browsers (including Internet Explorer 9 and later) it is more straightforward to create checkbox replacements with your preferred styling, without using JavaScript.
Here are some useful links:
Creating Custom Form Checkboxes with Just CSS
Easy CSS Checkbox Gener...
Why does Popen.communicate() return b'hi\n' instead of 'hi'?
...someone explain why the result I want, "hi", is preceded with a letter 'b' and followed with a newline?
4 Answers
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Why does git-rebase give me merge conflicts when all I'm doing is squashing commits?
...with over 400 commits, the first couple dozen of which were a lot of trial-and-error. We want to clean up these commits by squashing many down into a single commit. Naturally, git-rebase seems the way to go. My problem is that it ends up with merge conflicts, and these conflicts are not easy to reso...
Confirm deletion in modal / dialog using Twitter Bootstrap?
...e row" link for each row, but I would like to confirm with the user beforehand.
12 Answers
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Bootstrap 3 and 4 .container-fluid with grid adding unwanted padding
...ntroduction section states that "Content should be placed within columns, and only columns may be immediate children of rows." Lucas Nelson's answer provides a fair approach to achieve the desired effect without breaking the syntax rule.
– Siavas
Jan 5 '17 at ...
Why can't Python find shared objects that are in directories in sys.path?
...in LD_LIBRARY_PATH. Check if your LD_LIBRARY_PATH includes /usr/local/lib, and if it doesn't, add it and try again.
Some more information (source):
In Linux, the environment variable
LD_LIBRARY_PATH is a colon-separated
set of directories where libraries
should be searched for first, befo...
iOS Image Orientation has Strange Behavior
For the past few weeks I've been working with images in objective-c and noticing a lot of strange behavior. First, like many other people, I've been having this problem where images taken with the camera (or taken with somebody else's camera and MMS'd to me) are rotated 90 degrees. I wasn't sure w...
How to change the style of alert box?
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The alert box is a system object, and not subject to CSS. To do this style of thing you would need to create an HTML element and mimic the alert() functionality. The jQuery UI Dialogue does a lot of the work for you, working basically as I have described: Lin...
What is “vectorization”?
... ... some other ... but I've never found an explanation what does it mean, and what it does? So I'm asking here, what is vectorization, and what does it mean for example, that "a loop is vectorized" ?
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