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How to check if a python module exists without importing it
...2.7/site.py
MODULE DOCS
http://docs.python.org/library/site
DESCRIPTION
...
:
and you'd have to press q to exit interactive mode.
Using it unknown module:
python module_help.py lkajshdflkahsodf
Would output:
no Python documentation found for 'lkajshdflkahsodf'
an...
Loop through properties in JavaScript object with Lodash
... dynamicKey, dynamicValue );
That's how I'd do it, based on the original description.
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What does 'var that = this;' mean in JavaScript?
...ly if the functions are longer than a couple of lines. I always use a more descriptive alias. In my examples above, I'd probably use clickedEl.
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difference between collection route and member route in ruby on rails?
...
URL Helper Description
----------------------------------------------------------------------------------------------------------------------------------
member /photos/1/preview preview_photo_path(photo) Acts on a specific...
How do I enable EF migrations for multiple contexts to separate databases?
...t just said Name:. But of course the Name it wants is the 'human readable' description of the change - eg. AddedProducts or IncreaseLengthOfNameFields. In the Migrations folder you'll get this as part of the class name so it's easy to see what is what. So in effect Name is kind of like a check-in co...
How do I bind a WPF DataGrid to a variable number of columns?
...have a different number of columns each time. Included in the output is a description of each column that will be used to apply formatting. A simplified version of the output might be something like:
...
How to use Sublime over SSH
...
You can use rsub, which is inspired on TextMate's rmate. From the description:
Rsub is an implementation of TextMate 2's 'rmate' feature for Sublime Text 2, allowing files to be edited on a remote server using SSH port forwarding / tunnelling.
Here's a good tutorial on how to set it ...
Render HTML to PDF in Django site
...tion_id), None, traceback
# 01: REPORT-METADATA
# get resource description to generate the report
def __handle_report_metadata(self, rep_resourcepath):
l_path_base_resource = "/rest/resource"
l_path = self.j_url + l_path_base_resource
logger.info( "metadata (...
Python argparse command line flags without arguments
...te:
Source: myparser.py
import argparse
parser = argparse.ArgumentParser(description="Flip a switch by setting a flag")
parser.add_argument('-w', action='store_true')
args = parser.parse_args()
print args.w
Usage:
python myparser.py -w
>> True
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Read file line by line using ifstream in C++
...f("%s", line.c_str());
}
file.close();
}
[Fast] Use Boost's file_description_source
Another possibility is to use the Boost library, but the code gets a bit more verbose. The performance is quite similar to the code above (Loop with std::getline()).
#include <boost/iostreams/device/fi...