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Install the Brackets Code Editor on Linux Mint 20 - Best Method ?

This article covers the process of installing Brackets on a Linux Mint 20 system. Once this code editor is installed on your system, you can conveniently use it for professional-level frontend development. 

Brackets is a modern open-source code editor for HTML, CSS and JavaScript that’s built-in HTML, CSS and JavaScript. It has two great features: quick edit and live preview. It was created for front end developers and designers and has a very attractive interface. Brackets is developed by Adobe and is focused on web designers and front-end developers.


To Install Brackets Code Editor on Ubuntu:

1. make sure that all your system packages are up-to-date by running these following apt commands in the terminal.

$ sudo apt update
$ sudo apt upgrade

2. Install Brackets Code Editor.

$ sudo snap install brackets --classic

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Disable SELinux on CentOS 7 - How to do it ?

This article covers method to permanently disable SELinux on CentOS 7. SELinux, also known as Security-Enhanced Linux, is a security feature embedded in the Linux kernel. SELinux leverages Mandatory Access controls (MAC) to confine users to certain rules and policies and prevents them from performing unauthorized tasks on the Linux system as specified by the IT administrator

To Check SELinux status, simply run the command:

# sestatus

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Install Minikube on Ubuntu 20.04 - Best Method ?

This article covers how to install Minikube on your Ubuntu 20.04 machine. Minikube is an open source tool that allows you to set up a single-node Kubernetes cluster on your local machine. The cluster is run inside a virtual machine and includes Docker, allowing you to run containers inside the node. 

Now, you can use the single-node Kubernetes with minikube to learn one of the most famous containers orchestration tools in the Cloud Native era. 


To enable and access kubernetes dashboard , run the command:

$ minikube dashboard

This will open the Kubernetes dashboard in the web browser.


To stop the minikube, run:

$ minikube stop

To delete the minikube, run:

$ minikube delete

To Start the minikube, run:

$ minikube start

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Use tcpdump Command in Ubuntu 20.04 - Best Method ?

This article covers how to use the tcpdump command for troubleshooting and analyzing the network on your Linux system. tcpdump is the world's premier network analysis tool—combining both power and simplicity into a single command-line interface.

Basically, tcpdump is a valuable tool for anyone looking to get into networking or information security.

The raw way it interfaces with traffic, combined with the precision it offers in inspecting packets make it the best possible tool for learning TCP/IP.

Protocol Analyzers like Wireshark are great, but if you want to truly master packet-fu, you must become one with tcpdump first.

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Install PostgreSQL 13 on Rocky Linux - Best Method ?

This article covers PostgreSQL 13 installation on Rocky Linux 8.4. Basically, PostgreSQL is the world's most advanced open source database system. And with the release of PostgreSQL 13 there are significant improvements to the indexing and lookup system that benefit large databases, and faster response times for queries that use aggregates or partitions.


How to Enable and Start PostgreSQL Service ?

To enable and start the PostgreSQL database service so that it can start automatically with system boot:

$ sudo systemctl start postgresql-13
$ sudo systemctl enable postgresql-13

To confirm everything is working fine, check the status of PostgreSQL service:

$ sudo systemctl status postgresql-13

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Install Wireshark on Linux Mint 20 - Best Method ?

This article covers how to install Wireshark on a Linux Mint 20 system. Wireshark is an open source GUI based packets capturing  in the network in real-time. It will intercepts traffic and converts that binary into human readable format. This helps to inspect network traffic to and fro on your network for troubleshooting network issues like dropped packets, latency issues, and malicious activity on your network. Majority of the packets are TCP, UDP and ICMP etc. Wireshark uses a pcap library for capturing the network packets.


To Install Wireshark on Linux:

1. Add official Wireshark package repositories:

$ sudo add-apt-repository ppa:wireshark-dev/stable

2. Update your system:

$ sudo apt-get update

3. Start Wireshark installation with below command:

$ sudo apt-get install wireshark

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