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mysql -u username -p -h localhost DATA-BASE-NAME < data.sql

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# origin: dossier des fichiers originaux
# destination: dossier sur lequel on veut ajouter des Symlinks
ln -s /nom/du/dossier/origin -t /nom/du/dossier/destination

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find . -maxdepth 1 -type l -exec rm -f {} \;

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# search apache running process
$ ps fax | grep apache

 4818 pts/0    S+     0:00          |       |   |   \_ grep --color=auto apache
 1541 ?        Ss     0:00 /usr/sbin/apache2 -k start
 2817 ?        S      0:03  \_ /usr/sbin/apache2 -k start
 ....

# kill process
$ sudo kill 1541

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// Ajouter un submodule
$ git submodule add -b [branch] [ssh gitRepo] [destination folder]

// Annuler toutes les modifs et reviens au commit demandé.  
$ git reset --hard [#commit]

// Delete a locale branch
$ git branch -D bugfix
Deleted branch bugfix (was 2a14ef7).

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rsync -uvr --no-t --no-p --no-g login@server.com:/folder/to/download/* ./

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/* Afficher une image */
<img src="{$node.object.data_map.my_image.content[image_size].full_path}" ... />

/* Afficher le contenu d'un bloc XML */
{$node.object.data_map.my_xml.content.output.output_text}

/* Afficher un timestamp au format souhaité */
{$node.data_map.date_from.data_int|datetime(custom, '%l %d %F %Y')}
custom, '%d/%m/%y'

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// Update/Add a new field
Rooms.update({_id: 'XDhybphgkdC7Z4dsn'}, {$set: {user: 'Laurent'}});

// Add array
Rooms.update({_id: 'XDhybphgkdC7Z4dsn'}, {$set: {objects: ['TV', 'Radio', 'Draps'] } } );

// Push a field in an array
Rooms.update({_id: 'XDhybphgkdC7Z4dsn'}, {$push: {objects: ['Lights'] } } );

// Push an array in an array

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# Show size of each folder
$ du -sch * | sort -h

# Count number of files in a folder
$ find . -name \* | wc -l

# Search a file (or pattern) and execute a command (rm here)
$ find . -name ’*.yml’ -exec rm {} ;

# Add a line at the end of a file

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// config file
# vi /storage/.config/hyperion.config.json

// restart service
# /bin/sh /storage/hyperion/bin/hyperiond.sh /storage/.config/hyperion.config.json