- Trending Categories
Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Physics
Chemistry
Biology
Mathematics
English
Economics
Psychology
Social Studies
Fashion Studies
Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Satish Kumar has Published 1040 Articles
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
36K+ Views
Introduction If you're a user of Ubuntu, there's a chance that at some point, when trying to run a command as the superuser or administrator, you may have encountered an error message that reads: "Username is not in the sudoers file. This incident will be reported." This message typically ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
25K+ Views
Introduction Secure Shell (SSH) is a protocol utilized for secure network communication. SSH is significant for organizations of all sizes as it provides secure remote access to servers and computers across unsecured networks. With its ability to encrypt data, SSH ensures that the information being exchanged between two endpoints ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
13K+ Views
Introduction Secure Shell or SSH is a cryptographic network protocol that has become a standard for secure remote access and file transfer over unsecured networks such as the internet. SSH provides confidentiality and integrity of data exchanged between two hosts by encrypting all traffic between them. It is widely ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
5K+ Views
Introduction Ansible is an open-source automation tool used by IT professionals to manage and configure systems, deploy software, and orchestrate tasks. However, sometimes while working with Ansible, users may encounter an error message that says "Shared connection to x.x.xx closed", which can be frustrating for those who are not familiar ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
14K+ Views
Introduction Linux is a popular and widely used operating system in the world today. It is known for its efficiency, security, and stability, among other things. However, like any other operating system, it can sometimes encounter errors that might be difficult to fix or even understand. One such error ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
35K+ Views
Introduction? As a Linux user, the Secure Shell (SSH) protocol has likely played an essential role in your daily computing tasks. SSH is a network protocol that provides secure access to remote systems and enables users to execute commands on a remote machine from their local computer. The protocol is ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
6K+ Views
Introduction MySQL ERROR 1819 (HY000) is an error that occurs in MySQL when a user attempts to create or alter a MySQL user account with an invalid password. The error message typically reads: "Your password does not satisfy the current policy requirements". This error message is displayed when the password ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
4K+ Views
Introduction Firewall-cmd is a powerful command-line utility that allows you to configure the firewall on Red Hat Enterprise Linux (RHEL) and CentOS 7. It is used to manage the FirewallD daemon, which is responsible for managing the iptables firewall rules. However, some users have reported encountering an error message ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
4K+ Views
Introduction As a CentOS 8 user, it can be frustrating to encounter the error message "Failed to set locale, defaulting to C.UTF-8." This error message indicates that the system is unable to set the appropriate language settings and has defaulted to a generic language. This can lead to issues with ... Read More
![Satish Kumar](https://www.tutorialspoint.com/assets/profiles/562858/profile/60_1148539-1669800354.jpeg)
Satish Kumar
7K+ Views
Introduction Debian 9, also known as Debian Stretch, is a popular Linux distribution known for its stability and security features. However, sometimes users might encounter an error while trying to install packages on their Debian 9 system. This error is commonly referred to as the "unable to locate package" ... Read More