Using Dotdeb is very simple.

1. First add these two lines to your /etc/apt/sources.list file:

deb http://packages.dotdeb.org squeeze-php54 all
deb-src http://packages.dotdeb.org squeeze-php54 all

2. Now fetch the appropriate GnuPG key:

wget http://www.dotdeb.org/dotdeb.gpg
cat dotdeb.gpg | sudo apt-key add -

3.Install PHP 5.4:

APC is a free and  open PHP5 opcode cacher for caching & optimizing PHP5 intermediate code.
It is similar to other PHP5 opcode cachers, such as eAccelerator & XCache.

1. Install APC on Debian:

APC is a PHP5 extension and we will install it using PECL.For that we need to install APC dependencies:

apt-get install php5-dev apache2-prefork-dev build-essential

Now install APC:

pecl install apc

2. Enable APC:

After install you need to enable APC. Add the following line in php.ini file:

OpenVZ Web Panel is a GUI web-based frontend for controlling of the hardware and virtual servers with the OpenVZ.

 Install OpenVZ Web Panel  on Debian:

wget http://ovz-web-panel.googlecode.com/svn/installer/ai.sh
chmod +x ai.sh
./ai.sh

Now the web panel will install automatically on your server:

Installation finished.
Product was installed into: /opt/ovz-web-panel/
Starting services…
Starting OpenVZ Web Panel
Starting watchdog daemon…
=> Booting WEBrick…
=> Rails 2.2.2 application started on http://0.0.0.0:3000
[2012-03-02 17:57:30] INFO  WEBrick 1.3.1
[2012-03-02 17:57:30] INFO  ruby 1.8.7 (2010-08-16) [i486-linux]
Syncing physical servers state…
Place hardware daemon on machine with OpenVZ.
To start hardware daemon run:
sudo ruby /opt/ovz-web-panel//utils/hw-daemon/hw-daemon.rb start
Panel should be available at:

http://your-ip:3000

Default credentials: admin/admin
———————————–

The stable release Wine one.4 is now obtainable.
This release represents twenty months of development work & over 16,000 individual changes. The main highlights are the new DIB graphics engine, a redesigned audio stack, & full support for bidirectional text & character shaping.
It also contains plenty of improvements across the board, as well as support for plenty of new applications, notably Microsoft Office 2010. See the release notes below for a summary of the major changes.

You can download it from here: download wine 1.4

1. Install Apache 2.4 from source:

1.1 Prerequisites:

For installing Apache2.4 on Debian you need APR library. You can install this using the following command:

apt-get install libaprutil1 libaprutil1-dev

1.2  Download Apache2.4:

Download the latest version from here: http://httpd.apache.org/download.cgi#apache24
Go to /usr/src directory and download the latest version.

cd /usr/src
wget http://lnx.apollo-hw.ro/apache//httpd/httpd-2.4.1.tar.gz

1.3. Extract and Install Apache2.4: