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python numpy machine epsilon
I am trying to understand what is machine epsilon. According to the Wikipedia, it can be calculated as follows:
3 Answers
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Are there conventions on how to name resources?
Are there conventions how to name resources in Android? For example, buttons, textViews, menus, etc.
15 Answers
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'No Transport' Error w/ jQuery ajax call in IE
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I tested this on Windows Mobile 7.
After LOTS of time spent to understand, I finally found this:
http://bugs.jquery.com/ticket/10660
The Solution is simple, just set this:
$.support.cors = true;
and Ajax cross domain requests will work!
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PHP Difference between array() and []
I'm writing a PHP app and I want to make sure it will work with no errors.
5 Answers
5...
Paging in a Rest Collection
... (think CouchDB or Persevere ). The problem I'm running into is how to handle the GET operation on the collection root if the collection is large.
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Why is the use of tuples in C++ not more common?
...obody seem to use tuples in C++, either the Boost Tuple Library or the standard library for TR1? I have read a lot of C++ code, and very rarely do I see the use of tuples, but I often see lots of places where tuples would solve many problems (usually returning multiple values from functions).
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How to delete from a text file, all lines that contain a specific string?
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To remove the line and print the output to standard out:
sed '/pattern to match/d' ./infile
To directly modify the file – does not work with BSD sed:
sed -i '/pattern to match/d' ./infile
Same, but for BSD sed (Mac OS X and FreeBSD) –...
How to rename with prefix/suffix?
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In Bash and zsh you can do this with Brace Expansion. This simply expands a list of items in braces. For example:
# echo {vanilla,chocolate,strawberry}-ice-cream
vanilla-ice-cream chocolate-ice-cream strawberry-ice-cream
So you ...
What is the difference between a string and a byte string?
I am working with a library which returns a byte string and I need to convert this to a string.
7 Answers
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What's a good way to extend Error in JavaScript?
I want to throw some things in my JS code and I want them to be instanceof Error, but I also want to have them be something else.
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