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Using smart pointers for class members
...tr / weak_ptr work in general. What I don't understand is the real usage. It seems like everybody recommends using unique_ptr as the way to go almost all the time. But how would I implement something like this:
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Django CSRF check failing with an Ajax POST request
I could use some help complying with Django's CSRF protection mechanism via my AJAX post. I've followed the directions here:
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Limit a stream by a predicate
Is there a Java 8 stream operation that limits a (potentially infinite) Stream until the first element fails to match a predicate?
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LogCat message: The Google Play services resources were not found. Check your project configuration
...lay-services_lib library project to my workspace and added a reference to it from my application project, following the instructions on these pages:
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List of lists changes reflected across sublists unexpectedly
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When you write [x]*3 you get, essentially, the list [x, x, x]. That is, a list with 3 references to the same x. When you then modify this single x it is visible via all three references to it:
x = [1] * 4
l = [x] * 3
print(f"id(x): {id...
Create a folder if it doesn't already exist
I've run into a few cases with WordPress installs with Bluehost where I've encountered errors with my WordPress theme because the uploads folder wp-content/uploads was not present.
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What does `someObject.new` do in Java?
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It's the way to instantiate a non-static inner class from outside the containing class body, as described in the Oracle docs.
Every inner class instance is associated with an instance of its containing class. When you new a...
Font scaling based on width of container
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EDIT: If the container is not the body CSS Tricks covers all of your options in Fitting Text to a Container.
If the container is the body, what you are looking for is Viewport-percentage lengths:
The viewport-percentage le...
Test if a string contains any of the strings from an array
How do I test a string to see if it contains any of the strings from an array?
14 Answers
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How do I get PyLint to recognize numpy members?
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If using Visual Studio Code with Don Jayamanne's excellent Python extension, add a user setting to whitelist numpy:
{
// whitelist numpy to remove lint errors
"python.linting.pylintArgs": [
"--extension-pkg-whitelist=numpy"
]
}
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