Category Archives: Operating System

Adding color to your tail

Posted on December 22, 2011 by ronaldpringadi

Tail is a very useful tool for monitoring error stream. Sometime the output from tail can have too much information and its black and white monotone output can be hard to follow with the eyes. The basic: Linux terminal has … Continue reading →

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How to see open ports in Linux

Posted on October 6, 2011 by ronaldpringadi

How to see open ports in Linux 1nmap -sS -O 127.0.0.1

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Find Files in Linux by Name

Posted on September 13, 2011 by ronaldpringadi

To find files in linux with a certain name portion or pattern we can issue a locate locate command. If locate is unable to find a matching file, then you might need to update your file index database. 12# locate … Continue reading →

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Map Network Drive using DOS command

Posted on August 30, 2011 by ronaldpringadi

Create a batch file named “mapdrive.bat” Write the following text into its content 1234REM Map network Drive net use j: \\server1\john_music net use p: \\server2\pdfs pause Explaination: Line 1 is to create a comment Line 2 (similar with line 3) … Continue reading →

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Finding a String Inside Multiple Files in Linux

Posted on August 25, 2011 by ronaldpringadi

This is how you can find a text/string Proudly inside folder /var/www. The -H parameter is to show the filename and -R is to make grep look recursively. 1grep -H -R "Proudly" /var/www

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Fix Microsoft Mouse in Linux Ubuntu

Posted on August 24, 2011 by ronaldpringadi

123456789101112nano /etc/X11/xorg.conf Section "InputDevice" Identifier "Configured Mouse" Driver "mouse" Option "CorePointer" # Option "Device" "/dev/input/mice" Option "Protocol" "ExplorerPS/2" Option "Emulate3Buttons" "false" Option "ZAxisMapping" "4 5" Option "ButtonMapping" "1 2 3 6 7" EndSection

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Colorize Linux Shell Menu

Posted on August 24, 2011 by ronaldpringadi

Do you ever feel like you’re going blind because the prompt text color and the result text color are the same? We here is how to colorize your shell menu Open your favorite text editor vim or nano, and add … Continue reading →

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Edit default Gnome-Terminal

Posted on August 24, 2011 by ronaldpringadi

Every time I open a shell terminal in my Ubuntu, I always think that the window size is too small. I always ended up resizing the shell window manually using the mouse. I you’re having this problem here is how … Continue reading →

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Add an Existing User to an Existing Group on Linux

Posted on August 24, 2011 by ronaldpringadi

1usermod -a -G GROUPNAME USERNAME

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Tracing PostgreSQL Error Log

Posted on August 24, 2011 by admin

1/pgsql/dev-db/tail -f postgresql.log

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