I've got Oracle VirtualBox 4.2.10 installed on Ubuntu 12.04, and with evry virtual machine I create, the "host key", which is supposed to release the...

I have attempted to install MacPorts in order to upgrade my Rails version so that I can work my way through Agile Web Development with Rails, PragProg (4t...

I'm using Windows 7 and I'd like to define a custom hotkey to change between different input languages. I know that I can change them to Ctrl+Sh...

I was trying to use rsync to move over a TB of files from one device on my gigabit LAN to the machine I am on and wanted to be able to see the progress of...

I have updated a project web site on Sourceforge today and had a very strange behavior: Clicking "reload" in the web browser (Waterfox 56.2.9 under Linux)...

Most rubyists might be shocked when they'll read this, but I'd like to know if it's possible to completely remove the Ruby framework as wel...

Maybe i'm not very clear in the title. When i'm trying to assemble my raid1 array with mdadm: sudo mdadm --assemble /dev/md0 /dev/sdc /dev/sdd I...

I'm on a mac and am about to start developing, did a clean install on my mac just but my question is what is the difference between ~/.bash_profile, ...

I would like to change the owner of a directory and all files and directories below it to the user nobody. I have a /parent_dir with owner root. I want to...

I have an excel sheet with few hundred columns, and I want only about 30 of them, each has a column name, is there way by which I can select/filter column...