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When should you use constexpr capability in C++11?
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303
Suppose it does something a little more complicated.
constexpr int MeaningOfLife ( int a, int ...
Resizing an image in an HTML5 canvas
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396
So what do you do if all the browsers (actually, Chrome 5 gave me quite good one) won't give y...
What is the most efficient string concatenation method in python?
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John FouhyJohn Fouhy
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Using python “with” statement with try-except block
...tement can make things less error prone. In newer versions of Python (2.7, 3.1), you can also combine multiple expressions in one with statement. For example:
with open("input", "r") as inp, open("output", "w") as out:
out.write(inp.read())
Besides that, I personally regard it as bad habit to...
Save all files in Visual Studio project as UTF-8
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Map function in MATLAB?
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133
The short answer: the built-in function arrayfun does exactly what your map function does for n...
Character reading from file in Python
...e next closest ASCII equivalent (Ref https://web.archive.org/web/20090228203858/http://techxplorer.com/2006/07/18/converting-unicode-to-ascii-using-python):
>>> teststr
u'I don\xe2\x80\x98t like this'
>>> unicodedata.normalize('NFKD', teststr).encode('ascii', 'ignore')
'I donat l...
Use find command but exclude files in two directories
...th ./scripts/
Testing the Solution:
$ mkdir a b c d e
$ touch a/1 b/2 c/3 d/4 e/5 e/a e/b
$ find . -type f ! -path "./a/*" ! -path "./b/*"
./d/4
./c/3
./e/a
./e/b
./e/5
You were pretty close, the -name option only considers the basename, where as -path considers the entire path =)
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Convert pem key to ssh-rsa format
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132
No need to compile stuff. You can do the same with ssh-keygen:
ssh-keygen -f pub1key.pub -i
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Docker: adding a file from a parent directory
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231
You can build the Dockerfile from the parent directory:
docker build -t <some tag> -f &l...