Ruby is one of open source and dynamic programming language and also a focus on simplicity and productivity. You can natural to read and easy to write programming and very elegant syntax.

On Ununtu by default you will not have an option to set root password, the root user have created while installation. The root user is rarely necessary, if you need to do as administrator can use sudo or gksudo.

If you could not connect remote server by Remmina tool on Ubuntu server just following the steps,

On previous post has discussed about install Httrack software on Ubuntu. While installing if you may get an error,httrack: error while loading shared libraries: libhttrack.so.2 cannot open shared object file: No such file or directory

Httrack is an open source software, its used for easy to use offline browser utility. Httrack allows to download a world wide web sites like, recursively all the directories, HTML, Images and other files from the internet to a local system.

If you may get an error while installing or configuring package in your Linux system, configure error Zlib header zlib.h not found. Tor requires zlib to build. You may need to install a zlib development package.

You may get an error kernel does not support cgroup swap limit Docker while starting the Docker server,