How Do You Install Puppet Master Version 6 on a RHEL Version 8.x Server?

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Problem scenario
You want to install Puppet Master version 6.x on a RHEL version 8.x server. What do you do?

Solution
Run this script:

#!/bin/bash
# Written by continualintegration.com

yum -y update
rpm -ivh https://yum.puppetlabs.com/puppet6/puppet6-release-el-8.noarch.rpm
# rpm -ivh https://yum.puppetlabs.com/puppetlabs-release-el-8.noarch.rpm
# To install a legacy version of Puppet (3.x), comment out the first rpm stanza and uncomment out the second.

yum -y install puppetserver
ln -s /opt/puppetlabs/puppet/bin/puppet /usr/bin/puppet …

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How Do You Get Screws to Remain in Place when the Holes Are Too Big?

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Problem scenario
The threads of the door frame hinges in your house have been stripped. The door latch is not secure to the frame now. Is there an affordable method to secure the door latch to the frame/wall?

Solution
Push a part of a cleanex or tissue paper into the hole. Use a skinny screwdriver or ice pick to jam the tissue paper into the hole.

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How Do You Get Data from a SATA Hard Drive on to a Laptop?

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Problem scenario
You have a SATA hard drive. You want to copy data to a laptop via USB. What should you do?

Solution
Use a Vantec disk reader. (With IDE disk drives and Vantec disk readers for IDE drives, the disk reader can take 15 minutes before data is available.)

B015FB3R12Vantec USB 3.0 to 2.5″ SATA HDD Adapter with case (CB-STU3-2PB) by Vantec USA …

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What Is The Difference between Cognitive Therapy, Cognitive Behavioral Therapy and Behavioral Therapy?

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Question
You have heard the terms cognitive therapy, cognitive behavioral therapy, and behavioral therapy. What are the differences among these three things?

Answer
“If one were to view both behavior and cognitive therapies as opposite ends of a spectrum, then cognitive-behavioral theory is somewhere in between. ” Taken from http://www.drkot.com/whatare.html

Cognitive therapy involves a professional listening and understanding the beliefs of a patient.

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How Do You Enter the PostgreSQL Command Line from the Linux Command Prompt?

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Problem scenario
You are using Debian or Ubuntu Linux and you want to enter the PostgreSQL command prompt. What do you do?

Solution
Run these commands:

sudo su postgres
psql

You are done. Optionally you can run these passwords if you want:
postgres=# create user jdoe with password ‘goodpassword’;
postgres=# create database foobar with OWNER=jdoe;

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How Do You Disable the Knock Code Security Feature on an Android Tablet or Phone?

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Problem scenario
You want to change the knock code itself or totally disable it on your Android tablet or phone. What do you do?

Solution
To remove the knock code:
Go to Settings -Display -Lock Screen -Select screen lock
Enter the knock code and click “next”.
Click on “None”.
You are done.

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