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How to dynamically create CSS class in JavaScript and apply?
...ynamically in JavaScript and assign it to some HTML elements like - div, table, span, tr, etc and to some controls like asp:Textbox, Dropdownlist and datalist.
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Printf width specifier to maintain precision of floating-point value
Is there a printf width specifier which can be applied to a floating point specifier that would automatically format the output to the necessary number of significant digits such that when scanning the string back in, the original floating point value is acquired?
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Checking images for similarity with OpenCV
Does OpenCV support the comparison of two images, returning some value (maybe a percentage) that indicates how similar these images are? E.g. 100% would be returned if the same image was passed twice, 0% would be returned if the images were totally different.
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Numpy first occurrence of value greater than existing value
...]: aa = np.arange(-N,N)
In [4]: timeit np.argmax(aa>N/2)
100000 loops, best of 3: 52.3 us per loop
In [5]: timeit np.where(aa>N/2)[0][0]
10000 loops, best of 3: 141 us per loop
In [6]: timeit np.nonzero(aa>N/2)[0][0]
10000 loops, best of 3: 142 us per loop
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__lt__ instead of __cmp__
...n operators" such as __lt__ . The rich comparison overloads are said to be preferred, but why is this so?
5 Answers
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How to split a string with any whitespace chars as delimiters
... pass to java.lang.String.split() to split a String into an Array of substrings using all whitespace characters ( ' ' , '\t' , '\n' , etc.) as delimiters?
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Task not serializable: java.io.NotSerializableException when calling function outside closure only o
Getting strange behavior when calling function outside of a closure:
9 Answers
9
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node.js global variables?
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You can use global like so:
global._ = require('underscore')
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Android ViewPager - Show preview of page on left and right
...droid's ViewPager . What I want to do is to show a preview of the page on both the left and the right. I've seen where I can use a negative pageMargin to show a preview of the right side.
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Why is sed not recognizing \t as a tab?
I am expecting this sed script to insert a tab in front of every line in $filename however it is not. For some reason it is inserting a t instead.
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