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How do I get current date/time on the Windows command line in a suitable format for usage in a file/
... that it's 2016 I'd use PowerShell for this unless there's a really compelling backwards-compatible reason for it, particularly because of the regional settings issue with using date . See @npocmaka's https://stackoverflow.com/a/19799236/8479
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Simple proof that GUID is not unique [closed]
I'd like to prove that a GUID is not unique in a simple test program.
I expected the following code to run for hours, but it's not working. How can I make it work?
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Inserting image into IPython notebook markdown
I am starting to depend heavily on the IPython notebook app to develop and document algorithms. It is awesome; but there is something that seems like it should be possible, but I can't figure out how to do it:
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How do I exchange keys with values in a dictionary?
I receive a dictionary as input, and would like to to return a dictionary whose keys will be the input's values and whose value will be the corresponding input keys. Values are unique.
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What is the meaning of the term “thread-safe”?
Does it mean that two threads can't change the underlying data simultaneously? Or does it mean that the given code segment will run with predictable results when multiple threads are executing that code segment?
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Difference between “\n” and Environment.NewLine
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Depends on the platform. On Windows it is actually "\r\n".
From MSDN:
A string containing "\r\n" for
non-Unix platforms, or a string
containing "\n" for Unix platforms.
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How to extract request http headers from a request using NodeJS connect
I'd like to get the "Host" header of a request made using Node JS's connect library bundle. My code looks like:
4 Answers
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Checking the equality of two slices
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You need to loop over each of the elements in the slice and test. Equality for slices is not defined. However, there is a bytes.Equal function if you are comparing values of type []byte.
func testEq(a, b []Type) bool {
// If one is nil, the other must also be ni...
Can iterators be reset in Python?
Can I reset an iterator / generator in Python? I am using DictReader and would like to reset it to the beginning of the file.
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How do I set a variable to the output of a command in Bash?
I have a pretty simple script that is something like the following:
14 Answers
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