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Difference between System.DateTime.Now and System.DateTime.Today

...signed to its Kind property. It is equivalent to calling any of the following: DateTime.UtcNow.ToLocalTime() DateTimeOffset.UtcNow.LocalDateTime DateTimeOffset.Now.LocalDateTime TimeZoneInfo.ConvertTime(DateTime.UtcNow, TimeZoneInfo.Local) TimeZoneInfo.ConvertTimeFromUtc(DateTime.UtcNow, TimeZon...
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Excel: last character/string match in a string

... Note: Whilst my suggestion would win at sketchy code-golf, the usage of arrays is not always recommended when used in large quantities. It does however, has other benefits which I've tried to explicitly mention. This makes the answer by @Tigeravatar just as ...
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Convert a python UTC datetime to a local datetime using only python standard library?

... here ## You could use `tzlocal` module to get local timezone on Unix and Win32 # from tzlocal import get_localzone # $ pip install tzlocal # # get local timezone # local_tz = get_localzone() def utc_to_local(utc_dt): local_dt = utc_dt.replace(tzinfo=pytz.utc).astimezone(local_tz) ret...
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Why is MATLAB so fast in matrix multiplication?

...4 >> gputimeit(@()gA*gA) ans = 0.0022 Update using R2018b on a WIN64 machine with 16 physical cores and a Tesla V100: >> timeit(@()A*A) ans = 0.0229 >> gputimeit(@()gA*gA) ans = 4.8019e-04 (NB: at some point (I forget when exactly) gpuArray switched from MAGMA to cu...
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How to use nodejs to open default browser and navigate to a specific URL

...rbesLindesay the callback is being called immediately, instead of when the window is closed. Any ideas? – Sam Selikoff Mar 1 '14 at 18:30 ...
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How to add semicolon after method call when inside parameter list in IntelliJ IDEA?

... For Windows or Linux users, Ctrl+Shift+Enter. For macOS/OS X users, ⌘ Command+⇧ Shift+Enter. That finishes the statement you're currently writing. Try it in a few different situations, like in if statements, for loops etc, ...
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Why is quicksort better than mergesort?

...ce an algorithm’s runtime, and, when taking them all together, quicksort wins out. In particular, the often-quoted runtime of sorting algorithms refers to the number of comparisons or the number of swaps necessary to perform to sort the data. This is indeed a good measure of performance, especial...
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Why does string::compare return an int?

...ll the way to one of them // ends. If the length isn't equal, "longest" wins. return a.length() - b.length(); } share | improve this answer | follow | ...
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C#: why sign an assembly?

...g with not signing it? No, it is not necessary but it is a mechanism allowing you to ensure the authenticity of an assembly. It allows you to ensure that an assembly hasn't been tampered with and indeed it origins from this author. It is also necessary if you want to put them into the GAC. Wha...
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How to test multiple variables against a value?

... If you can arrange for the most likely case to be first in the tuple, the win is even bigger: (my test: timeit.timeit('0 in {seq}'.format(seq=tuple(range(9, -1, -1))))) – SingleNegationElimination Oct 24 '13 at 15:27 ...