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ThreadStatic v.s. ThreadLocal: is generic better than attribute?
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114
Something the blog post noted in the comments doesn't make explicit, but I find to be very imp...
jQuery .hasClass() vs .is()
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164
Update:
I committed a test following a comment and four upvotes to very comment. It turns out ...
Convert numpy array to tuple
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161
>>> arr = numpy.array(((2,2),(2,-2)))
>>> tuple(map(tuple, arr))
((2, 2), (2...
How to match any non white space character except a particular one?
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156
You can use a character class:
/[^\s\\]/
matches anything that is not a whitespace characte...
Get last dirname/filename in a file path argument in Bash
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answered Jul 20 '10 at 20:29
sthsth
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How to find Array length inside the Handlebar templates?
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187
My Bad....
{{array.length}} actually worked inside the template. Should have checked/tested i...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...ulates the inverse square root of a float, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster than the regular implementation?
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How do I strip non alphanumeric characters from a string and keep spaces?
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189
Add spaces to the negated character group:
@search_query = @search_query.gsub(/[^0-9a-z ]/i, ...
MongoDB - Update objects in a document's array (nested updating)
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For question #1, let's break it into two parts. First, increment any document that has "items.item_name" equal to "my_item_two". For this you'll have to use the positional "$" operator. Something like:
db.bar.update( {user_id : 123456...