This is a fact that in PHP you can only have single inheritance. That means a class can inherit from only one other class. For example if a class needs to inherit more than one methods from different classes in order to prevent...
#generate-ssh-key.sh ssh-keygen -t rsa -b 4096 -N '' -C "shell@danyal.dk" -f ~/.ssh/id_rsa #ssh-key-add.sh eval "$(ssh-agent -s)" ssh-add ~/.ssh/id_rsa #ssh-key-permissions.sh chmod 700 ~/.ssh chmod 644...
MySQL is a database management system. It provides access to databases where your site can store information.Use apt-get to acquire and install this software: sudo apt-get update sudo apt-get install mysql-server Once the...
If you do not know what is your server’s public IP address is, there are a few methods you can try. Usually, this is the address you use to connect to your server through SSH. First, you could use the iproute2 tools to get...
If you are a programmer then you may already know about comparison operators or shorthand comparisons. Let’s understand how the ternary ?:, the null coalescing ?? and the...
Quick tip of the day, if you are facing this issue, try to run following commands, it will clean the build. Shift + Command + K Option + Shift + Command + K Command + B
Create a new group like “devops” and add the desire users to the group. sudo groupadd devops Now since group is created, let’s add users to the group. sudo usermod -a -G devops peter sudo usermod -a -G...
Tip: It’s always good idea to test production build application locally before it is deployed.npm run build creates a dist directory with a production build of your app.In order to serve index.html in as browser it needs an...
UFW can be used to set up firewall on Ubuntu server, that make sure only connections to certain services are allowed. With UFW we can register different application profiles upon installation. These profile allow UFW to...
In order to create a new user, you need root access to the server. Once you are logged in as a root, you are ready to add the new user account. It is discouraged to use root account on regular bases that has ability to make very...
