```bash
$ cd /path/to/shaarli
$ composer install
-$ composer update
```
### Install Xdebug
```bash
# for Debian-based distributions
-$ aptitude install php5-xdebug
+$ aptitude install php-xdebug
# for ArchLinux:
$ pacman -S xdebug
```
-Then add the following line to `/etc/php/php.ini`:
+Then add the following line to `/etc/php/<PHP_VERSION>/cli/php.ini`:
```ini
zend_extension=xdebug.so