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Including JavaScript class definition from another file in Node.js
... like this:
exports.User = function (socket) {
...
};
Then rename the file to user.js. Assuming it's in the root directory of your main script, you can include it like this:
var user = require('./user');
var someUser = new user.User();
That's the quick and dirty version. Read about CommonJS ...
How to commit changes to a new branch
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git checkout -b your-new-branch
git add <files>
git commit -m <message>
First, checkout your new branch. Then add all the files you want to commit to staging.
Lastly, commit all the files you just added. You might want to do a git push origin your-new-b...
Parsing a CSV file using NodeJS
With nodejs I want to parse a .csv file of 10000 records and do some operation on each row. I tried using http://www.adaltas.com/projects/node-csv . I couldnt get this to pause at each row. This just reads through all the 10000 records. I need to do the following:
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Should Github be used as a CDN for javascript libraries? [closed]
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You should not do that for JavaScript files if you care about performance or IE9 compatibility.
GitHub doesn't serve its "raw" files with a far-future expires header. Without the possibility of cross-site caching, you lose the biggest benefit of using a public ...
What is the purpose of the -m switch?
.... The motivating examples were standard library modules such as pdb and profile, and the Python 2.4 implementation is fine for this limited purpose.
So you can specify any module in Python's search path this way, not just files in the current directory. You're correct that python mymod1.py mymod2....
ImportError: DLL load failed: %1 is not a valid Win32 application. But the DLL's are there
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imp.find_module("cv2")
This turned up a completely unexpected "cv2.pyd" file in an Anaconda DLL directory that wasn't touched by multiple uninstall/install attempts. Python was looking there first and not finding my good installation. I deleted that cv2.pyd file and tried imp.find_module("cv2") a...
Files showing as modified directly after a Git clone
...he same problem on the Mac after cloning a repository. It would assume all files had been changed.
After running git config --global core.autocrlf input, it was still marking all files as changed. After looking for a fix I came across .gitattributes file in the home directory which had the followin...
Reducing MongoDB database file size
..., documents have been deleted and I was expecting the size of the database files to decrease accordingly.
16 Answers
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Add a new line in file?
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Use IO#puts.
file.puts @string
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How do I import a CSV file in R? [closed]
I have a .csv file in my workstation. How can I open that file in R and do statistical calculation?
1 Answer
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