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UnicodeEncodeError: 'charmap' codec can't encode - character maps to , print function [du
...http://www.macfreek.nl/memory/Encoding_of_Python_stdout has a good summary what to do to change output encoding. Especially the section "StreamWriter Wrapper around Stdout" is interesting. Essentially it says to change the I/O encoding function like this:
In Python 2:
if sys.stdout.encoding != 'cp...
How can I get file extensions with JavaScript?
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@wallacer: What happens if filename actually doesn't have an extension? Wouldn't this simply return the base filename, which would be kinda bad?
– Nicol Bolas
Oct 26 '11 at 20:33
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How can I check if a Perl array contains a particular value?
...Especially short arrays (1000 items or less) and coders that are unsure of what optimizations best suit their needs.
# $value can be any regex. be safe
if ( grep( /^$value$/, @array ) ) {
print "found it";
}
It has been mentioned that grep passes through all values even if the first value in th...
Meaning of “[: too many arguments” error from if [] (square brackets)
... the meaning of and fix for the following BASH shell error, so I'm posting what I found after researching it.
5 Answers
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Git: cannot checkout branch - error: pathspec '…' did not match any file(s) known to git
...had to
git checkout -t -b feature/foo origin/feature/foo
I have no idea what I did to get myself into that situation either.
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C++ convert vector to vector
What is a good clean way to convert a std::vector<int> intVec to std::vector<double> doubleVec . Or, more generally, to convert two vectors of convertible types?
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How to find the largest file in a directory and its subdirectories?
...f | xargs ls -1S | head -n 1
This avoids using awk and allows you to use whatever flags you want in ls.
Caveat. Because xargs tries to avoid building overlong command lines, this might fail if you run it on a directory with a lot of files because ls ends up executing more than once. It's not an i...
Replacement for deprecated sizeWithFont: in iOS 7?
...r case! Here's how I converted NSString sizeWithFont:constrainedToSize::
What used to be:
NSString *text = ...;
CGFloat width = ...;
UIFont *font = ...;
CGSize size = [text sizeWithFont:font
constrainedToSize:(CGSize){width, CGFLOAT_MAX}];
Can be replaced with:
NSString *text =...
Read file data without saving it in Flask
... my first flask application. I am dealing with file uploads, and basically what I want is to read the data/content of the uploaded file without saving it and then print it on the resulting page. Yes, I am assuming that the user uploads a text file always.
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Is the C# static constructor thread safe?
... Ultimately, using a singleton properly requires that the developers know what they are doing. As brittle as this implementation is, it is still better than the one in the question where those errors manifest randomly rather than as an obviously unreleased mutex.
– Zooba
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