Monthly Archives: July 2011

Symfony2 + PHPCR + Doctrine2 + Jackalope recipe

Lately I’ve followed some developments in the Symfony2 corner of the PHP community with great interest. One of the most enticing developments is the usage of a Content Repository as a backend for your CMS. There is some work being done on the Symfony CMF, combining Symfony2, Doctrine2, PHPCR and Jackalope into a set of […]

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Failure in a bash script usually means failure of the script

So, when you write a bash script that does a certain amount of tasks for you, but you don’t want the script to keep running after some command inside the script failed, simply add a line to the script.

Posted in Linux & BSD | Tagged , | 1 Response

Apply low priority to low priority processes

My transmission client was hogging my machine. Then I realized I never really use process priorities for CPU and/or IO, which is actually a pretty bad thing, considering some processes just are there to get some job done, but don’t need priority at all. Then I realized I also never use it for backup and […]

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Automate sudo nano; something I should’ve done a loooong time ago

Remember those countless times you’ve edited a file with nano, didn’t notice that you weren’t root at the time, and carefully made your configuration changes and saved the file, only to find out that you weren’t root and you have no rights to modify the file?

Posted in Linux & BSD | Tagged , , | 5 Responses

Password-less authentication SSH

I use this a lot, and you should too. It saves lots of time, but you should also be aware that password-less authentication (and it’s ease) imposes a security risk on your behalf. You should be very cautious when you’re connecting to the remote machines (whether they are testing, staging or production environments, in ascending […]

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Bash control structures have redirection too

I found out a useful thing today. You can redirect output of bash control structures as well. Typically useful for for loops, which would need a buffer of some kind otherwise to have it’s output sorted, for example.

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