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Why is “except: pass” a bad programming practice?
...metimes I just don't care what the errors are and I want to just continue with the code.
16 Answers
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When should I use Inline vs. External Javascript?
I would like to know when I should include external scripts or write them inline with the html code, in terms of performance and ease of maintenance.
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Why must we define both == and != in C#?
...he C# compiler requires that whenever a custom type defines operator == , it must also define != (see here ).
13 Answer...
How to read a (static) file from inside a Python package?
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[added 2016-06-15: apparently this doesn't work in all situations. please refer to the other answers]
import os, mypackage
template = os.path.join(mypackage.__path__[0], 'templates', 'temp_file')
share
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Reference requirements.txt for the install_requires kwarg in setuptools setup.py file
I have a requirements.txt file that I'm using with Travis-CI. It seems silly to duplicate the requirements in both requirements.txt and setup.py , so I was hoping to pass a file handle to the install_requires kwarg in setuptools.setup .
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What's the purpose of using braces (i.e. {}) for a single-line if or loop?
... j++;
i++;
Oh no! Coming from Python, this looks ok, but in fact it isn't, as it's equivalent to:
int j = 0;
for (int i = 0 ; i < 100 ; ++i)
if (i % 2 == 0)
j++;
i++;
Of course, this is a silly mistake, but one that even an experienced programmer could make.
Another very...
Fastest Way to Serve a File Using PHP
...ying to put together a function that receives a file path, identifies what it is, sets the appropriate headers, and serves it just like Apache would.
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Daemon Threads Explanation
In the Python documentation
it says:
7 Answers
7
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What does !! mean in ruby?
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Not not. It's used to convert a value to a boolean:
!!nil #=> false
!!"abc" #=> true
!!false #=> false
It's usually not necessary to use though since the only false values to Ruby are nil and false, so it's usually best ...
How do I use the lines of a file as arguments of a command?
...(amongst others), a shortcut for $(cat afile) is $(< afile), so you'd write:
mycommand "$(< file.txt)"
Documented in the bash man page in the 'Command Substitution' section.
Alterately, have your command read from stdin, so: mycommand < file.txt
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