PHP
Date Diff
php -r "echo (new DateTime('2019-10-31 14:37:17'))->diff(new DateTime('2019-10-29 10:03:05'))->format('%R%ad%Hh');"
Useful links
phpcs & phpcbf
cd ~/bin
wget https://squizlabs.github.io/PHP_CodeSniffer/phpcs.phar -O phpcs && chmod +x phpcs
wget https://squizlabs.github.io/PHP_CodeSniffer/phpcbf.phar -O phpcbf && chmod +x phpcbf
# check supported standards
$ phpcs -i
The installed coding standards are MySource, PEAR, PSR1, PSR12, PSR2, Squiz and Zend
# add custom standard, e.g
cd ~/opt
git clone https://github.com/magento/magento-coding-standard
cd magento-coding-standard
composer install
# add custom standsrd to phpcs
phpcs --config-set installed_paths /opt/magento-coding-standard
# check supported standards (see that Magento2 standsrd is added)
$ phpcs -i
The installed coding standards are MySource, PEAR, PSR1, PSR12, PSR2, Squiz, Zend and Magento2
Other commands may be useful:
phpcs --config-show installed_paths
# remove installed_paths if they are wrong
phpcs --config-delete installed_paths