Ubuntu HowTos and Guides

Tutorials, howtos, Q & A about most popular Linux distribution – Ubuntu Linux. Topic includes Ubuntu server security, installation, firewall, web-server, mail-server, proxy server and special focus on desktop users. ( rss feed ).

I have a large number of files stored in ~/Downloads/ directory. How do I sort and print sizes in human readable format using du -h command under Ubuntu Linux LTS version 12.04 or any other Linux distributions?

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I have Debian / Ubuntu Linux. I need to compile software written in C. The gcc throwing an error that read as follows:

gnu/stubs-32.h: No such file or directory compilation terminated. make: *** [foo.o] Error 1

How do I fix this problem under Debian or Ubuntu Linux 64 bit system and compile apps using gcc compiler?

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How do I concatenates the text files called first.doc and second.doc and writes the result to final.doc under Ubuntu Linux operating systems?

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How do I restart named (Internet domain name server) from ISC using command line option under Debian or Ubuntu Linux server?

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How do I install and configure TFTP server under Debian or Ubuntu Linux server to configure networking equipment such as remote booting of diskless devices or remote loading of Unix like operating systems via PXE boot?

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How do I setup a DHCP server for my local area network (LAN) using Debian Linux 6 or Ubuntu Linux server running on my IBM hardware?

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I need to transfer a file called ‘some cool movie.avi’ that contains whitespace under rsync. How do I escape a filename or directory name with spaces in them while using rsync command under Linux / *BSD / Unix like operating systems? How do I use rsync when files / dirs contain spaces?

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