Thursday, November 9, 2023

Linux Log Parsing Instructor Guide


Logs are a critical aspect of a Linux system as they provide valuable information utilized for troubleshooting, performance analysis, security, and compliance. The concepts and examples presented here explore specific commonly utilized ways to parse logs, accompanied by practical and advanced command examples to demonstrate their usage in real-world scenarios.

The material will be useful to a system administrator, power user, end user or student looking to further their knowledge in this area.

The guide is meant to be utilized by an individual whom will be reviewing via demonstration format these core topics. After each example, the commands, parameters, and options are explained.

Contents
How to use and run commands
Common Linux System Logs
Awk
Cut
Diff
Grep
Sed
Sort
Uniq
Vimdiff
Wc

Tuesday, August 15, 2023

Linux Wildcard and Meta Characters Instructor Guide

https://www.amazon.com/dp/B0CFQ1S3L4/

In Linux, wildcards and meta-characters are invaluable tools for efficient file manipulation and pattern matching. The concepts and examples presented here explore specific commonly utilized wildcards and metacharacters, accompanied by practical and advanced command examples to demonstrate their usage in real-world scenarios. The material will be useful to a system administrator, power user, end user or student looking to further their knowledge in this area. 

The guide is meant to be utilized by an individual who will be reviewing via demonstration format these core topics.

Contents

Instructor or End User Set-up:

Create Example Files:

Common Wildcards:

Asterisk (*)

Question mark (?)

Square brackets ([])

Curly braces ({})

Tilde (~)

Backslash (\)

Exclamation mark (!)

Common Character Classes:

Asterisk (*)

Question Mark (?)

Range of Characters ([])

[characters]

[!characters]

[[:class:]]:

[[:alnum:]]

[[:alpha:]]

[[:digit:]]

[[:lower:]]

[[:upper:]]

Common Meta-Characters:

Pipe (|)

Greater than (>)

Double greater than (>>)

Less than (<)

Caret (^)

Dollar Sign ($)

Ampersand (&)

Semicolon (;)

Combining Wildcards and Meta-Characters

Conclusion:

About the Author:

Notes:

Monday, August 7, 2023

ChatGPT Instructor Guide

https://www.amazon.com/dp/B0CDVR8VWY/

ChatGPT is utilized within the world of information technology in a very broad manner. Therefore, the items presented here are a series of different prompt examples to be utilized with any ChatGPT engine. Popular engines such as openai, bing and bard are used in these demonstrations to show the best qualities of these engines. The material and examples can be utilized by a general end user, student, system administrator or power user to further their knowledge in this area. 

The guide is meant to be utilized by an individual whom will be reviewing via demonstration format. The prompts are grouped by high-level topics.

Contents

Introduction Overview of ChatGPT

Sites for ChatGPT

chat.openai – Useful Prompts

Miscellaneous Topic Prompts – chat.openai

Programming/Scripting Prompts – chat.openai

Math, Weights and Measures Prompts – chat.openai

History Topics Prompts – chat.openai

www.bing.com – Useful Prompts

Miscellaneous Topic Prompts – www.bing.com

Programming/Scripting Prompts – www.bing.com

Math, Weights & Measures Prompts – www.bing.com

History Topics Prompts – www.bing.com

bard.google.com – Useful Prompts

Miscellaneous Topic Prompts – bard.google.com

Programming/Scripting Prompts – bard.google.com

Math, Weights & Measures Prompts – bard.google.com

History Topics Prompts – bard.google.com

Conclusion

About the Author

References

Saturday, May 20, 2023

SharePoint Dictionary


The world of SharePoint everyday gets more complicated and intricate. Therefore, in order to understand and maneuver through this vast technology ecosystems platform, knowing the proper terminology will prove invaluable.

Tuesday, May 9, 2023

The Psychology of SharePoint

Check out my latest SharePoint offering:

The Psychology of SharePoint

https://www.amazon.com/dp/B0C4SFTJTS/

SharePoint is a complex toolset which involves a different mindset at times in regard to working, troubleshooting and evangelizing. Therefore, provided in this book are several core and key topical based items grouped by high-level topics to utilize and be aware of to master SharePoint from a psychology standpoint. The aspects listed can be utilized for both SharePoint Online cloud and SharePoint on-premise based environments for planning and implementing based purposes.

Thursday, March 9, 2023

Linux Quiz

https://www.amazon.com/dp/B0BXNRFPP6

The following Linux quiz is meant to be a fun way to sharpen one's Linux knowledge. The 110 questions are based upon real working aspects for those interested in Linux. Ideally the questions are those that a system administrator, power user and an end user or student looking to further their knowledge in this area will find useful. 

Contents:

Basic Simple Commands

Network Commands

Text Processing Commands

Monitoring Commands

Linux Architecture

Linux Commands & Definitions

Grep Commands

Sed Commands

Awk Commands

Basic Scripting

Tuesday, February 28, 2023

Linux Useful One Liner Commands Instructor Guide

https://www.amazon.com/dp/B0BX2MQ82B/

Linux is utilized within the world of information technology in a very broad manner. Therefore, the items presented here are useful one liner commands that encompass real world scenarios that are applicable to a system administrator, power user and an end user or student looking to further their knowledge in this area. 

The guide is meant to be utilized by an individual whom will be reviewing via demonstration format these useful one liner commands.

Table of Contents:

Display and List One-Liners

List Hidden Files And Directories First:

Displays Build of Distribution:

Display Disk Usage in Human Readable Format:

Display Only The Total Disk Usage (Summary) Of Current Directory:

Display Day Of The Year:

Display Lines From Head And Tail:

Press A Key To Continue:

Shows Size Of Files And Directories Sorted:

Count Files In Current Directory:

Monitoring And Using One-Liners

Most Used Commands:

Monitor CPU Speed:

View All Network Activity In Real Time:

View The TCP Connection Status By Group:

Monitoring Kernel Messages:

Total Disk Space Used In Current Directory And Root Directory:

Process Tree With Details:

Check CPU Architecture:

Services And Processes Related One-Liners

Get Running Services By Port Number:

Processes Per User Count:

File Related One-Liners

Find And Delete Specific Type Of Files:

Find All Files And Paths That Do Not Have .txt:

Find Latest Version Of Given File:

Find Files That Contain test, hello and txt:

Find Open Files:

Test Text Writing With Delay:

Vertical Text Display:

Create Sequence Of Numbers 1 To 15 In Perl:

Display Today’s Date:

Octal Dump Of A File:

Run Multiple Commands Against A File:

Match Characters In A String And Return The Matches In Groups Of Two Characters:

Match 10 Characters In A String:

Match Characters Between Brackets:

Search C File And Output Printf Statement:

Search C File And Output Printf And Return Statements:

Match String In C File That Starts With The (" and Ends With the "):