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How can I delete a newline if it is the last character in a file?
...ited Apr 8 '15 at 16:53
mklement0
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answered Oct 31 '09 at 10:55
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Installing Bootstrap 3 on Rails App
I'm trying to install Bootstrap 3.0 on my Rails app. I recently finished Michael Hartl's tutorial and am now trying to build my own system using this new version of Bootstrap, but I have a few questions that I'm not sure about.
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How to tell whether a point is to the right or left side of a line
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204
Use the sign of the determinant of vectors (AB,AM), where M(X,Y) is the query point:
position ...
Extracting an attribute value with beautifulsoup
...ending on what you want exactly you either should do:
output = input_tag[0]['value']
or use .find() method which returns only one (first) found element:
input_tag = soup.find(attrs={"name": "stainfo"})
output = input_tag['value']
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Performance of static methods vs instance methods
...ethods, can reduce some of the costs discussed at http://joeduffyblog.com/2011/10/23/on-generics-and-some-of-the-associated-overheads/ in the case where that given static isn't called for a given type. As he puts it "As an aside, it turns out that extension methods are a great way to make generic ab...
How to count the number of set bits in a 32-bit integer?
...ately to keep the table small.)
If you know that your bytes will be mostly 0's or mostly 1's then there are very efficient algorithms for these scenarios.
I believe a very good general purpose algorithm is the following, known as 'parallel' or 'variable-precision SWAR algorithm'. I have expressed th...
How to trigger the window resize event in JavaScript?
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Where possible, I prefer to call the function rather than dispatch an event. This works well if...
Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
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How do I output coloured text to a Linux terminal?
...quences are not supported, garbage will show up.
Example:
cout << "\033[1;31mbold red text\033[0m\n";
Here, \033 is the ESC character, ASCII 27. It is followed by [, then zero or more numbers separated by ;, and finally the letter m. The numbers describe the colour and format to switch to fr...