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Complete Guide: Change Hostname on CentOS/RHEL 7 Server Without Reboot

How to Change the Hostname in CentOS/RHEL 7 Without Rebooting the Server Changing the hostname of your CentOS 7 or RHEL 7 server is a common system administration task that can be done without needing to reboot the system. Follow these three simple and effective steps to permanently update your server’s name. Before You Start: […]

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ORA-00600: internal error code

Resolve: ORA-00600: internal error code, arguments: [kcratr_scan_lastbwr], [], [], [], [], [], [] PROBLEM [oracle@pri ~]$ sqlplus “/as sysdba” SQL*Plus: Release 18.0.0.0.0 – Production on Wed Apr 10 16:05:24 2019Version 18.5.0.0.0 Copyright (c) 1982, 2018, Oracle.  All rights reserved. Connected to an idle instance. SQL> startupORACLE instance started. Total System Global Area 1526725696 bytesFixed Size  […]

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Compatibility list for Angular/Angular-CLI and Node.js

Angular CLI Angular NodeJS TypeScript – 2.x 6.0.x or later minor 2.0.x 1.0.6 4.x 6.9.x or later minor 2.2.x 1.1.3 4.x 6.9.x or later minor 2.3.x 1.2.7 4.x 6.9.x or later minor 2.3.x 1.3.2 4.2.x or later minor 6.9.x or later minor 2.4.x 1.4.10 4.2.x or later minor 6.9.x/8.9.x or later minor 2.4.x (1.5.6) 5.0.x […]

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Enable Account root in Ubuntu

Assign a password to your root user from your current session from a terminal: Enable login from the graphical interface with the following command: When you open the configuration file, locate the [security] line, and then type the following below it: Edit the gdm-password file with the following statement: In the dgm-password file, locate auth […]

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Formateo disco duro

Diskpart: Hard disk formatting

Deleting the contents of an external hard drive becomes complicated. In this article we show you how to remove all the contents of a hard drive that is mounted in a Docking or Case Station yv. We open Windows command prompt (cmd) from startup with administrator privileges. We execute the command to start the program […]

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Visual Studio 2019: Issue with VDPROJ Projects

Visual Studio 2019: Issue with VDPROJ Projects

Procedure to resolve “Incompatible” issue with VDPROJ Projects: Enter Visual Studio .NET 2017 or 2019. Click on “Tools” > Extension and Updates > Online Type “Installer Project” on the search box. Click on “Install” in Microsoft Visual Studio Installer Project. Restart Visual Studio .NET. Source: Stackoverflow

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FTP Client on Centos 8. Install

FTP Client Filezilla on Centos 8

Install epel repository for CentOS 8 with this command: sudo yum -y install epel-release Intall FileZilla Client with this command: sudo yum – y install filezilla