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Examples of GoF Design Patterns in Java's core libraries
...eckedXXX(), synchronizedXXX() and unmodifiableXXX() methods.
javax.servlet.http.HttpServletRequestWrapper and HttpServletResponseWrapper
javax.swing.JScrollPane
Facade (recognizeable by behavioral methods which internally uses instances of different independent abstract/interface types)
javax.face...
WebRTC - scalable live stream broadcasting / multicasting
...
As @MuazKhan noted above:
https://github.com/muaz-khan/WebRTC-Scalable-Broadcast
works in chrome, and no audio-broadcast yet, but it seems to be a 1st Solution.
A Scalable WebRTC peer-to-peer broadcasting demo.
This module simply initializes socket.i...
Share cookie between subdomain and domain
...set by bar.example.com), and the user agent will
include that cookie in HTTP requests to bar.example.com. In the
worst case, bar.example.com will be unable to distinguish this cookie
from a cookie it set itself. The foo.example.com server might be
able to leverage this ability to mount...
Push existing project into Github
...
git init
git add .
git commit -m "Initial commit"
git remote add origin <project url>
git push -f origin master
The -f option on git push forces the push. If you don't use it, you'll see an error like this:
To git@github.com:roseperrone/pr...
How do browser cookie domains work?
...suffix domains. I've written an article explaining the current situation - http://bayou.io/draft/cookie.domain.html
To summarize, rules to follow regarding cookie domain:
The origin domain of a cookie is the domain of the originating request.
If the origin domain is an IP, the cookie's domain att...
How to empty/destroy a session in rails?
...in a controller.
reset_session
Here's the documentation on this method: http://api.rubyonrails.org/classes/ActionController/Base.html#M000668
Resets the session by clearing out all
the objects stored within and
initializing a new session object.
Good luck!
...
Benchmarking (python vs. c++ using BLAS) and (numpy)
...
Here's another benchmark (on Linux, just type make): http://dl.dropbox.com/u/5453551/blas_call_benchmark.zip
http://dl.dropbox.com/u/5453551/blas_call_benchmark.png
I do not see essentially any difference between the different methods for large matrices, between Numpy, Ctypes...
A list of indices in MongoDB?
...ee a list of indices on a collection in mongodb in shell? i read through http://www.mongodb.org/display/DOCS/Indexes but i dont see anything
...
How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting
I have a set of data and I want to compare which line describes it best (polynomials of different orders, exponential or logarithmic).
...
What are the effects of exceptions on performance in Java?
..., is just too long to post here. So let me summarize here and refer you to http://www.fuwjax.com/how-slow-are-java-exceptions/ for the gritty details.
The real question here is not "How slow are 'failures reported as exceptions' compared to 'code that never fails'?" as the accepted response might h...