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Why do you have to call .items() when iterating over a dictionary in Python?
...is a check I believe I may have performed, or wanted to perform, 100 times more rarely than what if k in C actually means, checking the presence of the key only and completely ignoring the value.
On the other hand, wanting to loop just on keys is quite common, e.g.:
for k in thedict:
thedict[k...
Scala: Nil vs List()
...l)
374527572
scala> System.identityHashCode(List())
374527572
Nil is more idiomatic and can be preferred in most cases.
Questions?
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How to merge dictionaries of dictionaries?
...call it like merge(dict(a), b).
agf pointed out (below) that you may have more than two dicts, in which case you can use:
reduce(merge, [dict1, dict2, dict3...])
where everything will be added to dict1.
[note - i edited my initial answer to mutate the first argument; that makes the "reduce" eas...
How do I completely uninstall Node.js, and reinstall from beginning (Mac OS X)
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How to delete last item in list?
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A command-line HTML pretty-printer: Making messy HTML readable [closed]
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Tidy is a console application for Mac OS X, Linux, Windows, UNIX, and more. It corrects and cleans up HTML and XML documents by fixing markup errors and upgrading legacy code to modern standards.
For your needs, here is the command line to call Tidy:
tidy inputfile.html
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\d is less efficient than [0-9]
...a regular expression rather than [0-9] or \d . I said it was probably more efficient to use a range or digit specifier than a character set.
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Returning a boolean from a Bash function
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How to detect if a specific file exists in Vimscript?
...that's an excellent comment, I've added an answer based on that to give it more visibility, but if you want the credit feel free to add your own answer and I'll delete mine.
– icc97
Nov 8 '18 at 10:34
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Call ASP.NET function from JavaScript?
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