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Pip freeze vs. pip list
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When you are using a virtualenv, you can specify a requirements.txt file to install all the dependencies.
A typical usage:
$ pip install -r requirements.txt
The packages need to be in a specific format for pip to understand, which is
feedparser==5.1.3
wsgiref==0.1.2
django==1....
How to determine when a Git branch was created?
...en a Git branch was created? I have a branch in my repo and and I don't remember creating it and thought maybe seeing the creation timestamp would jog my memory.
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difference between scope and namespace of ruby-on-rails 3 routing
I can't understand what the difference is between a namespace and a scope in the routing of ruby-on-rails 3.
5 Answers
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What is move semantics?
... listening to the Software Engineering radio podcast interview with Scott Meyers regarding C++0x . Most of the new features made sense to me, and I am actually excited about C++0x now, with the exception of one. I still don't get move semantics ... What is it exactly?
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xcodebuild says does not contain scheme
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You are definitely on the right track with respect to the .xcscheme file -- I had this problem appear while setting up my own projects!
For posterity, or at least anyone getting here from a search, here are two versions of things -- the "I'm busy, so just the facts please" version and a m...
UnboundLocalError on local variable when reassigned after first use
...n, it is treated by default as a local variable. Therefore, when you uncomment the line you are trying to reference the local variable c before any value has been assigned to it.
If you want the variable c to refer to the global c = 3 assigned before the function, put
global c
as the first line...
How to translate between Windows and IANA time zones?
As described in the timezone tag wiki , there are two different styles of time zones.
2 Answers
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How to determine if a point is in a 2D triangle? [closed]
... which side of the half-plane created by the edges the point is.
Here's some high quality info in this topic on GameDev, including performance issues.
And here's some code to get you started:
float sign (fPoint p1, fPoint p2, fPoint p3)
{
return (p1.x - p3.x) * (p2.y - p3.y) - (p2.x - p3.x) *...
git: How to diff changed files versus previous versions after a pull?
...een the last version of a file and the new one. Say I want to know what someone else committed to a particular file.
3 Ans...
Enabling error display in PHP via htaccess only
...on
php_flag html_errors on
php_flag log_errors on
php_value error_log /home/path/public_html/domain/PHP_errors.log
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