Author

Deepak Prasad

Deepak Prasad

R&D Engineer

at · 1296 articles published

Founder of GoLinuxCloud with more than 15 years of expertise in Linux, Python, Go, Laravel, DevOps, Kubernetes, Git, Shell scripting, OpenShift, AWS, Networking, and Security. With extensive experience, he excels across development, DevOps, networking, and security, delivering robust and efficient solutions for diverse projects.

Areas of expertise

Certifications & credentials

  • Red Hat Certified System Administrator in Red Hat OpenStackID: 180-246-001
  • Certified Kubernetes Application Developer (CKAD)
  • Red Hat Certified Specialist in Ansible Automation
  • Go: Data Structures, Algorithms and Design Patterns With Go
Author profile illustration for Deepak Prasad — technical writer at GoLinuxCloud

Articles by Deepak Prasad

databases

How to EFFICIENTLY print entire DataFrame?

In this article we discussed how to print entire dataframe in following formats: Markdown format, ,psql format, plain-text format, RST format, github format, pretty format, tsv format, HTML format

Deepak Prasad13 min read
databases

7 ways to filter pandas DataFrame by column value

Learn how to filter pandas dataframe by column using various methods. Dive into Boolean indexing, the query method, string operations, lambda functions, and handling missing values for efficient and targeted data …

Deepak Prasad11 min read
devops

Offline Advertising Methods That Still Rule in the Digital Age

It's easy to assume that the most effective advertising strategies are online today. However, despite the popularity and convenience of digital marketing

Deepak Prasad6 min read
programming

Error: Cannot find module 'glob'

Explore our in-depth guide on how to resolve the "Cannot find module 'glob'" error in Node.js. Learn about the common causes of this error and follow our step-by-step solutions to get your application running smoothly …

Deepak Prasad6 min read
devops

Detailed review on Movavi Video Editing Software

Read a detailed review of Movavi Video Editing Software. Find out its features, pros, and cons to make an informed decision about video editing.

Deepak Prasad8 min read
devops

Securing Cloud Storage: Challenges, Strategies & Best Practices

Explore the challenges, strategies, and best practices for securing cloud storage. Protect your data and ensure the integrity and confidentiality of your files.

Deepak Prasad13 min read
devops

Linux Versus the World: What Makes It Stand Out Among OS

Discover what makes Linux stand out among operating systems. Explore its features, flexibility, and why it is a popular choice for developers and enthusiasts.

Deepak Prasad6 min read
devops

Language Learning Tools for DevOps, Virtualization & Security Professionals

Discover effective language learning tools and resources for professionals in DevOps, virtualization, and security roles. Enhance your communication skills, open up career opportunities, and immerse yourself in …

Deepak Prasad8 min read
devops

Tech Savvy Students: Mastering Education with Linux Apps

Learn how Linux applications are empowering tech-savvy kids to transform the classroom. Also, understand how to use this excellent software for education.

Deepak Prasad6 min read
linux

Where to set environment variables in Linux?

Discover where to set environment variables in Linux with this comprehensive guide, exploring methods for user-specific and system-wide configurations, as well as temporary and persistent variable settings.

Deepak Prasad11 min read
cloud

Check Openstack version and mapped release information

Is there any single command to check openstack version or release name and how is Red Hat Openstack version mapping done.

Deepak Prasad2 min read
cloud

Step-by-Step Tutorial: Install OpenStack on CentOS 7 using Packstack

Step by Step openstack installation Guide using packstack single node in centos or rhel 7 linux. Install Openstack on CentOS 7 using Packstack

Deepak Prasad12 min read
cloud

How to troubleshoot OpenStack ironic introspection

Troubleshoot OpenStack ironic introspection for issues like Invalid provision state for introspection, Look up error: Could not find a node for attributes.

Deepak Prasad4 min read
cloud

Solved: ironic node-delete is associated with instance

Here I have shared the steps to fix "ironic node-delete is associated with instance" where you fail to delete an ironic node accociated with an instance.

Deepak Prasad2 min read
cloud

How to create and set property of flavor in OpenStack with examples

In this article I will show you the steps to create and set property of flavor with examples. Use openstack flavor set --property for existing flavors

Deepak Prasad5 min read
devops

Machine Learning in Video Games

machine learning has discovered computer video games as an interesting and rewarding area. Also, the video game market has become a prominent and proven global industry.

Deepak Prasad13 min read
linux

How to use SFTP with IPv6 Address in Linux?

Discover how to use SFTP with IPv6 addresses in Linux, from configuring the SSH server to listen on IPv6 interfaces to connecting securely with the appropriate syntax.

Deepak Prasad4 min read
databases

SQL LEFT JOIN Explained with Practical Examples

The SQL LEFT JOIN clause allows you to query data from multiple tables. It returns all rows from the left table and the matching rows from the right table.

Deepak Prasad11 min read
devops

An Overview of Online Graphic Editors

Online graphic editors have become increasingly popular in recent years, particularly as more and more people turn to the internet for their creative needs.

Deepak Prasad7 min read
devops

Difference between PDM & PLM [In-Depth Tutorial]

Product Data Management (PDM) and Product Lifecycle Management (PLM) are two essential tools for managing product development and production. Both PDM and PLM

Deepak Prasad6 min read
system-administration

How to use C++ WriteFile?

C++ provides several file I/O functions that enable programmers to write and read data from files. One of these functions is WriteFile, which is part of the

Deepak Prasad8 min read
networking

OSPF Configuration Explained on Cisco Router

Step by step instructions on OSPF configuration using Cisco router and examples

Deepak Prasad12 min read
programming

How to archive username in Java?

To "archive the username" in Java means to store the username for later access and retrieval. This may mean storing the username in a variable, class field,

Deepak Prasad5 min read
linux

Solved: vncserver service failed a configured resource limit was exceeded

vncserver service failed because a configured resource limit was exceeded tigervnc on RHEL 7, remove temporary files from under /tmp and /tmp/.X11-unix/.

Deepak Prasad4 min read
linux

How to configure bridged network in virt-manager (CentOS / RHEL 7)

Steps to configure bridged network in virt-manager. Virtual Machine Manager provides a graphical tool for administering virtual machines for KVM, Xen etc

Deepak Prasad3 min read
networking

How to create or configure NIC Teaming using nmcli (CentOS / RHEL 7/8)

Learn to configure NIC teaming on CentOS/RHEL 7 Linux node. RHEL 7 implements network teaming with a small kernel driver and a user-space daemon, teamd.

Deepak Prasad7 min read
linux

define ephemeral disk in OpenStack and compare with persistent storage

Define ephemeral storage. Difference between root disk vs ephemeral disk in openstack? Ephemeral storage is non persistent storage unlike cinder swift storage.

Deepak Prasad4 min read
system-administration

How to get complete dependencies list of rpm ?

To find or get complete dependencies list of rpm you can use rpm, yum and repoquery command for both installed and non installed package

Deepak Prasad3 min read
linux

Linux Boot Process Explained Step by Step in Detail

Get detailed description of Step by Step Guide of Linux boot process with flowchart diagram. This also is the most asked question in interviews in Linux.

Deepak Prasad3 min read
linux

How to protect GRUB2 from booting kernel without password in Linux

Learn to set password to protect grub2 from booting a kernel without password. in rhel 7.To set password and protect grub2 remove unrestricted in menuentry

Deepak Prasad3 min read