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Context switches much slower in new linux kernels
...om intel_idle to acpi_idle with just the first boot option, please let me know if the second option, processor.max_cstate did what it was documented to do in the comments so that I can update this answer.
Finally, the last of the three parameters, idle=poll is a real power hog. It will disable C1/C...
Can I set max_retries for requests.request?
...et the max_retries parameter on the HTTPAdapter() class was added, so that now you have to use alternative transport adapters, see above. The monkey-patch approach no longer works, unless you also patch the HTTPAdapter.__init__() defaults (very much not recommended).
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What is an idiomatic way of representing enums in Go?
...return a.C
}
Inside the main package a.Baser is effectively like an enum now.
Only inside the a package you may define new instances.
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Is there any difference between “foo is None” and “foo == None”?
Is there any difference between:
12 Answers
12
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How do I find the location of my Python site-packages directory?
...s where Python installs your local packages:
python -m site --user-site
If this points to a non-existing directory check the exit status of Python and see python -m site --help for explanations.
Hint: Running pip list --user or pip freeze --user gives you a list of all installed per user site-pa...
Timeout function if it takes too long to finish [duplicate]
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Beware that this is not thread-safe: if you're using multithreading, the signal will get caught by a random thread. For single-threaded programs though, this is the easiest solution.
– Wim
Feb 17 '10 at 17:03
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One-liner to check whether an iterator yields at least one element?
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any won't go beyond the first element if it's True. In case the iterator yields something false-ish you can write any(True for _ in iterator).
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Assignment inside lambda expression in Python
... for main in [lambda: sub(
['loop' for factor in [1, 2, 3] if sub(
['def'
for my_radius, my_height in [[10 * factor, 20 * factor]]
for my_cylinder in [Cylinder(my_radius, my_height)]],
echo(u"A cylinder with a r...
Proper way to wait for one function to finish before continuing?
...ne!');
});
}
As per @Janaka Pushpakumara's suggestion, you can now use arrow functions to achieve the same thing. For example:
firstFunction(() => console.log('huzzah, I\'m done!'))
Update: I answered this quite some time ago, and really want to update it. While callbacks are abso...
std::enable_if to conditionally compile a member function
...ying to get a simple example to work to understand how to use std::enable_if . After I read this answer , I thought it shouldn't be too hard to come up with a simple example. I want to use std::enable_if to choose between two member-functions and allow only one of them to be used.
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