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Math - mapping numbers
...d like Y to fall between C and D, you can apply the following linear transform:
Y = (X-A)/(B-A) * (D-C) + C
That should give you what you want, although your question is a little ambiguous, since you could also map the interval in the reverse direction. Just watch out for division by zero and you...
MongoDB logging all queries
...l()
2
> db.system.profile.find().pretty()
Source: http://docs.mongodb.org/manual/reference/method/db.setProfilingLevel/
db.setProfilingLevel(2) means "log all operations".
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Get UIScrollView to scroll to the top
...
UPDATE FOR iOS 7
[self.scrollView setContentOffset:
CGPointMake(0, -self.scrollView.contentInset.top) animated:YES];
ORIGINAL
[self.scrollView setContentOffset:CGPointZero animated:YES];
or if you want to preserve the horiz...
Delete all tags from a Git repository
I want to delete all the tags from a Git repository. How can I do that?
11 Answers
11
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Calling the base constructor in C#
...f I inherit from a base class and want to pass something from the constructor of the inherited class to the constructor of the base class, how do I do that?
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putting datepicker() on dynamically created elements - JQuery/JQueryUI
...art", function(){
$(this).datepicker();
});
DEMO
The $('...selector..').on('..event..', '...another-selector...', ...callback...); syntax means:
Add a listener to ...selector.. (the body in our example) for the event ..event.. ('focus' in our example). For all the descendants of the matchi...
Calculate difference between two dates (number of days)?
I see that this question has been answered for Java , JavaScript , and PHP , but not C#. So, how might one calculate the number of days between two dates in C#?
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Unexpected character encountered while parsing value
... response which is string and not json. Hence it was throwing the above error.
– Bijay Nandagiri
Sep 14 at 7:29
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Total number of items defined in an enum
...cating a whole new array just to get a fixed length, which seems... well, horrible. Does anyone know if this approach does indeed incur dynamic allocation? If so, for certain use cases it seems far and away the most performant solution if not the most flexible.
– J Trana
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What’s the best way to reload / refresh an iframe?
... careful, in Firefox, window.frames[] cannot be indexed by id, but by name or index
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