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How to Batch Rename Files in a macOS Terminal?
...'s/123/onetwothree/g' *
– Bryan
Aug 10 '16 at 17:52
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Convert UTC datetime string to local datetime
...e updated my answer to reflect this. The dateutil.zoneinfo module I was showing previously is used internally by the tz module as a fall back if it can't locate the system's zoneinfo DB. If you look inside the library you'll see that there's a zoneinfo DB tarball in the package that it uses if it c...
Python int to binary string?
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typically one would use 4/8/... bit representation: "{:08b}".format(37)
– Sparkler
Aug 14 '18 at 21:51
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Convert sqlalchemy row object to python dict
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103
As per @zzzeek in comments:
note that this is the correct answer for modern versions of
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What's the @ in front of a string in C#?
...net), but I am trying to figure out what's the difference between the following declarations:
9 Answers
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scala vs java, performance and memory? [closed]
...ically", with immutable objects and higher order functions, and it'll be a bit slower and a bit larger. The one exception to this rule-of-thumb is when using generic objects in which the type params use the @specialised annotation, this'll create even larger bytecode that can outpace Java's perform...
Is there any difference between a GUID and a UUID?
...es (such as this).
(Original answer follows)
Treat them as a 16 byte (128 bits) value that is used as a unique value. In Microsoft-speak they are called GUIDs, but call them UUIDs when not using Microsoft-speak.
Even the authors of the UUID specification and Microsoft claim they are synonyms:
Fro...
Why is WinRT unmanaged? [closed]
Windows 8 introduces WinRT, which is like .NET but unmanaged.
Why is it unmanaged? Is it a performance issue? Does it mean garbage collection is not suitable for lower level APIs?
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How to get object size in memory? [duplicate]
...bytes, char is actually two bytes (not
one byte), and so on. String is a bit more complex, 2*(n+1), where n
is the length of the string. For objects, it will depend on their
members: just sum up the memory requirement of all its members,
remembering all object references are simply 4 byte po...