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How to create Virtual host for Laravel in Ubuntu 16.04 ?

Laravel Project Configuration & Create Virtual Host: Step 1: Create new laravel project with composer. php composer.phar create-project --prefer-dist laravel/laravel blog "5.5.*" Step 2: We can start the project using the "php artisan serve" command. But often we do not have to turn on the command, so we will set up a virtual host. Using sudo command open the below file. The file will be open as shown below. sudo nano /etc/hosts Step 3: Must add the domain name related to the project. 127.0.1.1          blog.local Step 4: We will create a file to attach the project to the domain in below folder. And save with such name "blog.conf". cd /etc/apache2/sites-available/ <VirtualHost *:80> ServerAdmin admin@admin.com ServerName blog.local ServerAlias blog.local DocumentRoot /var/www/html/blog/public/ <Directory /var/www/html/blog/public/> Options FollowSymLinks AllowOverride All Order allow,deny ...
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How to setup MQTT(Mosquitto) in Ubuntu ?

Steps for Basic configuration and Install MQTT. Open port TCP:1883 on firewall Step 1: Install Mosquitto Broker sudo apt-get update sudo apt-get install mosquitto Step 2: Install Mosqitto clients sudo apt-get install mosquitto-clients mosquitto_sub -t "test" Step 3: Test mosquitto_pub -m "message from mosquitto_pub client" -t "test" Step 4: Secure with a Password sudo mosquitto_passwd -c /etc/mosquitto/passwd Password: RetypePassword: sudo nano /etc/mosquitto/conf.d/default.conf Paste below lines allow_anonymous false password_file /etc/mosquitto/passwd Step 5: Restart server sudo systemctl restart mosquitto Step 6: Test mosquitto_sub -t "test" -u "testuser" -P "testpassword" Error mosquitto_pub -t "test" -m "message from mosquitto_pub client" Success mosquitto_pub -t "test" -m "message from mosquitto_pub client" -u "testuser" -P ...
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Understanding about file/folder permission for Linux System

There are three types of access restrictions: Permission Action Chmod Option Read View r or 4 Write Edit w or 2 Execute Execute x or 1 There are also three types of user restrictions: User ls Output Owner -rwx------ Group ----rwx--- Other -------rwx Understanding of Symbolic Notation: Symbolic Notation Octal Notation Meaning ---------- 0000 No Permissions ---x--x--x 0111 Execute --w--w--w- 0222 Write --wx-wx-wx 0333 Write & Execute -r--r--r-- 0444 Read -r-xr-xr-x 0555 Read & Execute -rw-rw-rw- 0666 Read & Write -rwxrwxrw...
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How to create "Snippet" in Sublime 3 ?

There are few steps to create snippet in Sublime 3. Step-1: Open sublime and select menu.     Tools -> Developer -> New Snippet... Step-2: After select "New Snippet..." menu, below section will be display. Now, We will replace our snippet code with only 3 number line. Step-3: Here I have replaced sample snippet code for php script. Step-4: Write your short-code on line number 8. And now change on line number 10 I have write source.php for php script. If you want apply for other script language, you can set as per script. Step-5: Here is other snipplet example for javascript. Step-6: Save the file after all changes. Now, you can see "pre" snippet in suggested listing.
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How to create new user in Ubuntu 16.04 LTS ?

There are easy steps to create new user in Ubuntu 16.04 LTS. Open terminal ( Short cut key: Ctrl+Alt+t) We can create new user by root. So, we logged with root user using " sudo su " command. Here is command to create new user.           adduser <username> After creating user, We can give root privilege by below command.            usermod -aG sudo <username> Test the sudo access           su - username           sudo whoami Now, Remove the created user by below command.           sudo deluser <username>
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How to install & Unistall Node in Ubuntu ?

There are several steps for Uninstall/Remove node.js from Ubuntu 16.04.  Open terminal by  ctrl+alt+t  and run below commands            sudo apt-get purge nodejs            sudo apt-get purge --auto-remove nodejs            sudo apt-get autoremove Remove folder from home directory - .nvm, .node-gyp Remove global library folders using below commands            sudo rm -rf /usr/local/bin/npm /usr/local/share/man/man1/node* /usr/local/lib/dtrace/node.d ~/.npm ~/.node-gyp /opt/local/bin/node opt/local/include/node /opt/local/lib/node_modules            sudo rm -rf /usr/local/lib/node*            sudo rm -rf /usr/local/include/node*            sudo rm -rf /usr/local/bin/node*            sudo rm -rf  /usr/local/li...
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