Example FTP Session in UNIX

UNIX has a very powerful command line interface, and one of the things that you can do is remotely access a UNIX server. FTP is one such remote protocol that allows for the transfer of files easily. This FTP example shows how to copy, rename, and delete files. ftp alvinpoh.com This just means you want to open a FTP connection to the ftp server at “alvinpoh.com”. Once connected, you’ll be prompted to log in using a username and password. There

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Common Useful UNIX Commands

If you’re new to UNIX-based systems (e.g. Linux), the interface can be daunting, especially since there’s no GUI, and you might need to use the shell command line interface to remotely access a computer. There are a few basic UNIX commands for performing common tasks that you should know of, which allows you to navigate and interact with the system. MOVING & CHANGING DIRECTORIES cd dirname This command allows you to specify the directory name that you want to move

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How To Disable Autorun/Autoplay in Windows XP On All Drives

Windows come default with features that supposedly make our lives more convenient. But as a result of these features, a lot of computers are pretty much vulnerable. One such feature is the autoplay or autorun feature that kicks in whenever you pop in a CD/DVD/USB thumbdrive/USB HDD. Once you plug in the device, Windows will cheerfuly ask you how you want to open your files, hence the term autoplay or autorun. Well, you need to DISABLE THIS FEATURE NOW. On

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Bash and Zsh Keyboard Shortcuts

Keyboard shortcuts save steps and knowing these few shortcuts when working on the command-line can save a lot of time and typing. Ctrl-A: Moves to the beginning of the current line Ctrl-E: Moves to the end of the current line Alt-F: Moves the cursor forward one word on the current line Alt-B: Moves the cursor backwards one word on the current line Ctrl-U: Clears the characters on the line before the current cursor position Ctrl-K: Clears the characters on the

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Understanding What Paper Quality Means

I know that I’ve been using “80 grams” paper, but I didn’t really understand why it was called “80 grams” until today. What does gsm mean? GSM is an abbreviation for grammage, or grams per square metre. It indicates the weight of a square metre of paper. Standard copy paper in Singapore is approximately 80 gsm, which means that a standard A4 sheet weighs 5 grams, and a 500 sheet ream weighs 2.5 kg. Is gsm the same as thickness?

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The contents on this blog are not intended as professional advice. The author disclaims any liability, loss, or risk taken by individuals who directly or indirectly act on the information contained on this blog.