Install Zend Framework in XAMPP Ubuntu or any other Linux

Install Zend Framework 2 on XAMPP Linux

Ist method :
First change the directory.

cd /opt/lampp/htdocs

Now clone the framework using following git command :

git clone git://github.com/zendframework/ZendSkeletonApplication.git

Now change the directory again.

cd ZendSkeletonApplication

Run Command :

/opt/lampp/bin/php composer.phar self-update

Now

/opt/lampp/bin/php composer.phar install

and finally run command

curl -#L https://github.com/zendframework/ZendSkeletonApplication/tarball/master | tar xz --strip-components=1

Now you can open the zend frame work on your localhost using
http://localhost/ZendSkeletonApplication/public/

IInd method :
Run these commands :

cd /opt/lampp/htdocs
git clone git://github.com/zendframework/ZendSkeletonApplication.git --recursive

Now try to open framework using
http://localhost/ZendSkeletonApplication/public/

ImportError: No module named pygtk

It means, the python your package is using is not the correct one or source package python.

Find using command `which python`.
If it is /usr/local/bin/python

Rename this file , the original python file will be in /usr/bin/python

Now run your package again.

Ubuntu / Centos - Linux - Check Hyperthreading is enabled or not

Check Hyperthreading status :

Run command :
cat /proc/cpuinfo

If the number of siblings is equal to the number of cores then you have CPUs which are not hyperthreading or hyperthreading is switched off, If the number of siblings is 2x the number of cores then you have a hyperthreading CPU with hyperthreading switched on.