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`from … import` vs `import .` [duplicate]
... use os.open without destroying the
# built in open() which returns file handles.
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Where is my .vimrc file?
I have been using Vim , and I would really like to save my settings. The problem I am having is that I cannot find my .vimrc file, and it is not in the standard /home/user/.vimrc location. How might I find this file?
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Calling filter returns [duplicate]
...ist would during iteration.
If you're familiar with list comprehensions and generator expressions, the above filter is now (almost) equivalent to the following in python3.x:
( x for x in data if func(x) )
As opposed to:
[ x for x in data if func(x) ]
in python 2.x
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C# 4.0 optional out/ref arguments
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As already mentioned, this is simply not allowed and I think it makes a very good sense.
However, to add some more details, here is a quote from the C# 4.0 Specification, section 21.1:
Formal parameters of constructors, methods, indexers and delegate types can be declar...
Getting LaTeX into R Plots
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As stolen from here, the following command correctly uses LaTeX to draw the title:
plot(1, main=expression(beta[1]))
See ?plotmath for more details.
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Android - Package Name convention
For the "Hello World" example in android.com , the package name is
"package com.example.helloandroid;"
6 Answers
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Uploading images using Node.js, Express, and Mongoose
...e the poor indentation. I wasn't sure how to indent properly when copying and pasting. The code comes straight from Express multipart/form-data example on GitHub.
// Expose modules in ./support for demo purposes
require.paths.unshift(__dirname + '/../../support');
/**
* Module dependencies.
*/...
How to link to apps on the app store
...rsion that takes people to the paid version in the app store. If I use a standard link
25 Answers
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Are tuples more efficient than lists in Python?
Is there any performance difference between tuples and lists when it comes to instantiation and retrieval of elements?
8 A...
Importing variables from another file?
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from file1 import *
will import all objects and methods in file1
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