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sudo iptables -L -n -v

sudo netstat -plutn

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sudo ufw status

sudo ufw disable


sudo ufw default deny incoming

sudo ufw default allow outgoing

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nc -u -w 2 -v 159.89.213.212 13543

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find . -type f -exec chmod 644 {} \;                        // 644 permission for files
find . -type d -exec chmod 755 {} \;                        // 755 permission for directory 
find ./var -type d -exec chmod 777 {} \;                // 777 permission for var folder    
find ./pub/media -type d -exec chmod 777 {} \;
find ./pub/static -type d -exec chmod 777 {} \;
chmod 777 ./app/etc
chmod 644 ./app/etc/*.xml

chmod -R g+w *

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$store = $objectManager->get('Magento\Store\Model\StoreManagerInterface')->getStore();
$imageUrl = $store->getBaseUrl(\Magento\Framework\UrlInterface::URL_TYPE_MEDIA) . 'catalog/product' . $product->getImage();

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# First of all make sure that the user is added to the group (the group name here is www-data)
sudo usermod -a -G www-data <some_user>

# Then change the group of the directory
sudo chgrp -R www-data /var/www

# Finally, give group write permissions
sudo chmod -R g+w /var/www

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find . -name .DS_Store -print0 | xargs -0 git rm -f --ignore-unmatch
## add .DS_Store to .gitignore
git add .gitignore
git commit -m '.DS_Store banished!'

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LOAD DATA INFILE 'file.csv' INTO TABLE table_name
FIELDS TERMINATED BY ',' ENCLOSED BY '"' ESCAPED BY '"'
LINES TERMINATED BY '\r\n'
IGNORE 1 LINES
(col_name);

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git checkout master
git reset --hard e3f1e37
git push --force origin master
# Then to prove it (it won't print any diff)
git diff master..origin/master

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git remote add bitbucket /url/to/am/empty/bitbucket/repo
git push --mirror bitbucket