dpkg

1. Howto install a .deb file

sudo dpkg -i package_file.deb

2. Hoto uninstall a .deb file

sudo dpkg -r package_name

3 Howto find version of a package installed

dpkg -l packagename

4. Howto List all installed files with version

dpkg -l

5 Howto convert .rpm files to .deb files

sudo alien package_file.rpm

version number does not start with digit

dpkg-deb -x linuxqq_v1.0.2-beta1_i386.deb linuxqq

dpkg-deb -e linuxqq_v1.0.2-beta1_i386.deb linuxqq/DEBIAN

vi linuxqq/DEBIAN/control

Package: linuxqq
Priority: extra
Section: Internet
Installed-Size: 6264
Maintainer: Tencent Inc.
Architecture: i386
Version:1234  修改的是这里。原本是v1.2-beta1
Depends: gtk2.0-binver-2.10.0, libc6, libcairo2, libglib2.0-0, libgtk2.0-0, libpango1.0-0
Description: QQ - The most popular free instant messaging program in China.
* Chat with more than 590,000,000 people all over the world.
* Free to download or distribute absolutely.

dpkg-deb -b linuxqq linuxqq.deb

dpkg -i linuxqq.deb