I gave a very basic talk about Ruby / Rails and the Open Source Content Management System “Alchemy” at the Mediale 2011 conference in Hamburg.
Vorhaben: Entwicklung eines Bildergalerie-Rasters, in das unterschiedlich breite und hohe Bilder einfließen können.
Sometimes I got this Error Message in Apache error.log Permission denied: /var/www/xx/.htaccess pcfg_openfile: unable to check htaccess file, ensure it is readable I am using Parallels Confixx Software for managing the virtual hosts.
On Debian 5 (Lenny) after installing ImageMagick and rmagick, when testing my rails application: libMagickCore.so.2: cannot open shared object file: No such file or directory – /usr/lib/ruby/gems/1.8/gems/rmagick-2.8.0/lib/RMagick2.so Missing these required gems: rmagick ...
Sometimes, thankfully not very often, I need to change the group or the user of many directories or files in a global way.
I often need to remove files or folders in a dierctory – but I also often must not delete the whole directory, so here is the shell syntax for removing everything from a directory excepting your searchparameter.