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Is there a null-coalescing (Elvis) operator or safe navigation operator in javascript?
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21 Answers
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What are the differences between Rust's `String` and `str`?
...use it when you need to own or modify your string data.
str is an immutable1 sequence of UTF-8 bytes of dynamic length somewhere in memory. Since the size is unknown, one can only handle it behind a pointer. This means that str most commonly2 appears as &str: a reference to some UTF-8 data, norm...
Python set to list
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Your code does work (tested with cpython 2.4, 2.5, 2.6, 2.7, 3.1 and 3.2):
>>> a = set(["Blah", "Hello"])
>>> a = list(a) # You probably wrote a = list(a()) here or list = set() above
>>> a
['Blah', 'Hello']
Check that you didn't overwrite list by accident:
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SSH Private Key Permissions using Git GUI or ssh-keygen are too open
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answered Oct 13 '09 at 15:01
KobyKoby
6,88122 gold badges1818 silver badges1616 bronze badges
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Get list of all routes defined in the Flask app
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All the routes for an application are stored on app.url_map which is an instance of werkzeug.r...
How to trigger a phone call when clicking a link in a web page on mobile phone
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Most modern devices support the tel: scheme. So use <a href="tel:555-555-5555">555-555-555...
Does “display:none” prevent an image from loading?
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Visual Studio Clicking Find Results Opens Code in Wrong Window
I'm using Visual Studio 2010 and when I do a "Find in Files" the results are returned to the "Find Results 1" window which is docked below my code editor window.
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Temporarily disable auto_now / auto_now_add
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