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Understanding Python's “is” operator
... later expect variable == id(B) to still work; if A was deleted in the meantime then B could have been given the same memory location.
– Martijn Pieters♦
Jul 13 '16 at 10:39
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Is there a way to make git pull automatically update submodules?
Is there a way to automatically have git submodule update (or preferably git submodule update --init called whenever git pull is done?
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How do I get a file extension in PHP?
This is a question you can read everywhere on the web with various answers:
28 Answers
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Error : The service is invalid
...then Rebuild.
Disconnect, reconnect device.
Restart iOS device (90% of the time it fixes things)
If all else fails, restart your Mac (unlikely but it did fix an issue once for me).
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Convert JS object to JSON string
... This answer was posted a year before IE9 was released so at the time of writing IE8 was a modern browser indeed, or at least it was the newest IE available.
– Andris
Sep 11 '15 at 13:52
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“Inspect” a hover element?
Note: I've read similar threads, but none quite my issue - I can right click on it fine, it just then disappears.
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Best way to test for a variable's existence in PHP; isset() is clearly broken
... label given to a value by the programmer; if you're determining it at run-time, it's not really a label but a key in some key-value store. More practically, by not using an array, you are losing the ability to count, iterate, etc; it can also become impossible to have a variable "outside" the key-v...
Android Studio - Auto complete and other features not working
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Save my time Thanks Stuck with 2 Hrs again and Restarting Android Studio Finally its fixed
– Sanjeev Kumar
Jul 3 at 21:01
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Copy file remotely with PowerShell
... only has PowerShell 2, beware of this bug in PowerShell 5.1, which at the time of writing means recursive file copying doesn't work with -ToSession, an apparently copying doesn't work at all with -FromSession.
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Can I write a CSS selector selecting elements NOT having a certain class or attribute?
I would like to write a CSS selector rule that selects all elements that don't have a certain class. For example, given the following HTML:
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