Use the sed -i command

sed -i.BAK 's|foo|bar|g' files # -i does in-place replacement
perl -pi.bak -e 's|foo|bar|g' files                # or
perl -pi.bak -e …

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If you need to work on cluster, is nice to have syncronized terminals to send the same commands in parallel.

Is it also doungerous, so do some test before …

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I have read http://www.manageability.org/blog/stuff/chandler-failure and I think it is very danger way of exposing concepts.

In the article pointed out, the …

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After my past experience with bad hosting provider, I am happy to say I have find a very good hosting service. If you need VPS hosting, Rimuhosting is a very …
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Working for a very big customer, I found a very nasty interaction between Sun HttpClient (JDK 1.4) and Http  Load Balancers.

In a complex network environment, …

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Quick Look is a package to collect system statistics and output pretty graphics and (X)HTML pages. It allows system administrators to have a quick look on the …

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To convert an Emacs buffer from DOS line endings to Unix, type C-x [ENTER] f unix [ENTER].
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A Gioorgi.com ci siamo già occupati di argomenti prettamente sistemistici come la virtualizzazione di ambienti Unix. Visto il successo del Cloud Computing, …
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Bash scripting has evolved a lot in the last ten years.

I get used to relay on bash for all normal "data domination" tasks (like file system …

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Working in a big company, my work laptop came with MS-Windows7 Enterprise installed. But as you imagine, Unix is my preferred desktop environment. So let's how …
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