How-To build Bitcoin from sources on Ubuntu 14.04 Trusty Tahr
Install additional Software
sudo apt-get install build-essential libtool autotools-dev autoconf pkg-config libssl-dev sudo apt-get install libboost-dev sudo apt-get install libboost-all-dev sudo add-apt-repository ppa:bitcoin/bitcoin sudo apt-get update sudo apt-get install libdb4.8-dev libdb4.8++-dev libgmp-dev
Download and install Bitcoin Source
git clone https://github.com/bitcoin/bitcoin.git cd bitcoin Check out the latest stable Bitcoin Source Version. (Tags can be listed with the command "git tag") git checkout v0.9.3
Configure and Compile Bitcoin from sources on Ubuntu 14.04 Trusty Tahr
./autogen.sh ./configure --without-gui make sudo checkinstall
Install the new compiled Bitcoin .deb Package
If the build is successful, .deb binary package file will be produced like cd .. ls *.deb bitcoin_0.9.3RC2-1_i386.deb Install the package set (on your build system, or on a different target system) with dpkg -i: sudo dpkg -i bitcoin_0.9.3RC2-1_i386.deb