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Is JavaScript a pass-by-reference or pass-by-value language?
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Nem>x m>t
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How to properly assert that an em>x m>ception gets raised in pytest?
...ytest print traceback, so I would see where in the whatever function an em>x m>ception was raised?
11 Answers
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Convert JavaScript string in dot notation into an object reference
...lso somewhat horrified. If one needs to convert dot-notation strings like "m>x m>.a.b.c" into references, it could (maybe) be a sign that there is something very wrong going on (unless maybe you're performing some strange deserialization).
That is to say, novices who find their way to this answer mu...
Bash empty array em>x m>pansion with `set -u`
...g a bash script which has set -u , and I have a problem with empty array em>x m>pansion: bash appears to treat an empty array as an unset variable during em>x m>pansion:
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How do you echo a 4-digit Unicode character in Bash?
...t, or any other, 4-digit Unicode character. Two-digit one's are easy. For em>x m>ample, echo -e "\m>x m>55", .
18 Answers
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Determine if 2 lists have the same elements, regardless of order? [duplicate]
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You can simply check whether the multisets with the elements of m>x m> and y are equal:
import collections
collections.Counter(m>x m>) == collections.Counter(y)
This requires the elements to be hashable; runtime will be in O(n), where n is the size of the lists.
If the elements are also unique,...
Undefined behavior and sequence points
...uence Points?
The Standard says
At certain specified points in the em>x m>ecution sequence called sequence points, all side effects of previous evaluations
shall be complete and no side effects of subsequent evaluations shall have taken place. (§1.9/7)
Side effects? What are side effects?
E...
How to check if variable is string with python 2 and 3 compatibility
I'm aware that I can use: isinstance(m>x m>, str) in python-3.m>x m> but I need to check if something is a string in python-2.m>x m> as well. Will isinstance(m>x m>, str) work as em>x m>pected in python-2.m>x m>? Or will I need to check the version and use isinstance(m>x m>, basestr) ?
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Union of dict objects in Python [duplicate]
...ne of the dicts as keyword arguments to the dict() constructor:
dict(y, **m>x m>)
Duplicates are resolved in favor of the value in m>x m>; for em>x m>ample
dict({'a' : 'y[a]'}, **{'a', 'm>x m>[a]'}) == {'a' : 'm>x m>[a]'}
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How to open a web page from my application?
...rk with UAC. In my application I have this in the manifest <requestedEm>x m>ecutionLevel level="requireAdministrator" uiAccess="false" /> When I run the app under Windows 8 (where you cannot disable UAC anymore), I get the following em>x m>ception when opening a web page: Win32Em>x m>ception (0m>x m>80004005):...