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Stopwatch vs. using System.DateTime.Now for timing events [duplicate]

... ; Eric Lippert has a nice explanation about how much precission it has. 1/64 of a second at best. Two calls one at the beginning and at the end, then you have 1/32 of a second as precission, which might be up to ~31 ms sway. – Ünsal Ersöz Jun 26 '19 at 11:16...
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How to cherry pick a range of commits and merge into another branch?

... so did "git revert"; these do not support the nicer sequencing control "rebase [-i]" has, though. damian comments and warns us: In the "cherry-pick A..B" form, A should be older than B. If they're the wrong order the command will silently fail. If you want to pick the range B through D (includin...
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What is the difference between ui-bootstrap-tpls.min.js and ui-bootstrap.min.js?

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Changing navigation title programmatically

...onBar(frame: CGRect(x: 0, y: 0, width: self.view.frame.size.width, height: 64.0)) self.view.addSubview(navBar); let navItem = UINavigationItem(title: "Camera"); let doneItem = UIBarButtonItem(barButtonSystemItem: UIBarButtonSystemItem.cancel, target: self, action: #selector(CameraViewCon...
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Change values while iterating

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updating table rows in postgres using subquery

...r eg. if there are 3 bool columns c1,c2,c3 all set to false initially. but based on subquery are set to true. update set c1=TRUE where id in (subquery1),set c2=TRUE where id in (subquery2), set c3=True where id in (subquery3). I was successful when i do split this as 3 updates but i'm not sure how t...
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Difference between numpy.array shape (R, 1) and (R,)

... For its base array class, 2d arrays are no more special than 1d or 3d ones. There are some operations the preserve the dimensions, some that reduce them, other combine or even expand them. M=np.arange(9).reshape(3,3) M[:,0].shape #...
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How to swap keys and values in a hash

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How to detect pressing Enter on keyboard using jQuery?

... 64 I couldn't get the code posted by @Paolo Bergantino to work but when I changed it to $(document...
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Random hash in Python

...s you flexibility on the length of the string. >>> random_string(64) 'XTgDkdxHK7seEbNDDUim9gUBFiheRLRgg7HyP18j6BZU5Sa7AXiCHP1NEIxuL2s0' share | improve this answer | ...