Open source voip android

http://en.wikipedia.org/wiki/Linphone

http://en.wikipedia.org/wiki/CSipSimple

http://en.wikipedia.org/wiki/Sipdroid

downloading youtube video with VLC

First of all go to the YouTube video page which you want to download. Now open your VLC player. Click on Media-->Open Network stream. Paste the URL of the YouTube video page and click Play. Once VLC starts streaming the video.

To download the video,click Tools-->Codec Information and at the bottom of the window you will see a Location box. Copy the URL and paste it on your browser’s address bar. Now download will start.

installing ipython on centos

easy_install ipython

installing and using matplotlib on centos 6.4

yum install -y python-matplotlib
yum install pygtk2

http://stackoverflow.com/questions/13336823/matplotlib-python-error

import matplotlib as mpl

mpl.use('Agg')

import matplotlib.pyplot as plt

installing scipy

yum install scipy

installing module sklearn python on centos 6.4

yum install gcc-c++

pip install -U scikit-learn

summary hilary mason machine learing intro - part 1/2/3/4

Code : https://github.com/hmason/ml_class
Google Prediction API : https://cloud.google.com/products/prediction-api/

Classification :

1. Using NYTimes Developer API
2. Naive Bayes algo

Clustering :

1. Agglomorative

2. K-means

3. pycluster

4. cluster delicious bookmarks

5. Recommendations systems are examples of clustering.