Background In an earlier post documented a workaround for availing BIND's Dig Tool. In this post will cover our stumbling blocks when actually using the installer. Lineage Networking - Tools - Bind/Dig - Client Installation - Extract Only Link Bind/Dig Artifacts On MS Windows, please go to https://www.isc.org/download/ ( Link ). Here are the artifacts … Continue reading Networking – Tools – Bind/Dig – Client Installation – Issues
Linux
Networking – Tools – Bind/Dig – Client Installation – Extract Only
Background Needing to troubleshoot a DNS Issue, I tried a few things. One of my last resorts is Bind's Dig client tool. Bind Dig Artifacts On MS Windows, please go to https://www.isc.org/download/ ( Link ). Here are the artifacts available:- MS Windows Bitness:- 64-bit Linux Installer ( Compressed ) Linux Packages CentOS Ubuntu Fedora Download … Continue reading Networking – Tools – Bind/Dig – Client Installation – Extract Only
Linux:- Environment Variables – Basic
Background At a basic level, environment variables allow for system customization. Set Environment Variables Export To set an environment variable, please use the export command Syntax Sample Read Environment Variables Export One can also use the same export command to read environment variables. Syntax Sample Scenario:- Read All Environment Variables Code Output Image Scenario:- … Continue reading Linux:- Environment Variables – Basic
CentOS:- “dnf -y config-manager –set-enabled PowerTools” – “Error: No matching repo to modify: PowerTools.”
Background Playing around with installing applications on our Linux box running CentOS. It is a recently rebuilt Linux box and it is running CentOS version 8. Ran into a little error in the middle of the consequent application installs. We will talk about the error in this post. Error Error Image Error Text Scenario … Continue reading CentOS:- “dnf -y config-manager –set-enabled PowerTools” – “Error: No matching repo to modify: PowerTools.”
Linux – File Names with special characters
Background Here I am trying to add a file to git It is a simple git add command. Script Original Error Warning - Could not open directory - No such file or directory Error - Image Error - Text Revision Outline Please escape the special characters git add "$_folder/oracle/v$instance/v$instance.oracle.sql" git add "$_folder/oracle/v\$instance/v\$instance.oracle.sql" … Continue reading Linux – File Names with special characters
Git – Client – Commands
Background Let us review some of the GIT commands one will use each day. List of Command Command Description Syntax Link File Operation Add Add a new file git add <filename> Link Remove Remove an existing file git rm <filename> Link Rename or Move Rename or move an existing file git mv <filename> <folder> … Continue reading Git – Client – Commands
Git – Client Tools – Install on Linux ( Cent-OS )
Background I need Git on the Cent-OS that I am working on. I am on v8 of CentOS. Outline Is Git Installed? Install Git Review Git Install Configure Git Tasks Is Git Installed? which syntax sample output Output Image Output Text Explanation We have confirmation that git is not installed. Install Git dnf dnf … Continue reading Git – Client Tools – Install on Linux ( Cent-OS )
vi – Error – “E45: ‘readonly’ option is set ( add ! to override)”
Background Trying to save a file in vi, but "No Go". Error Number Error Image Error Text E45: 'readonly' option is set (add ! to override) Troubleshooting Outline File Info ls File Info ls Syntax Sample Output Output - Image Output - Text Explanation From issuing ls, we can see that our file's owner is … Continue reading vi – Error – “E45: ‘readonly’ option is set ( add ! to override)”
ClamAV – Installation on CentOS – v8
Background Need an AntiVirus on my CentOS box. AntiVirus ClamAV is free and works on CentOS. Outline Package Verify ClamAV yum yum list installed dnf dnf list installed Install Identify Artifacts Install Artifacts Review Review Packages Configure ClamAV Configure SELinux Configure Services List of Services clamd@.service freshclam.service Configure Service Start Service Review Service Status Tasks … Continue reading ClamAV – Installation on CentOS – v8
GoLang – Availing on Linux
Background Let us avail the go runtime on our system. Lineage OS Microsoft - MS Windows Link Linux Though my primary OS is MS Windows, I play around a bit with Linux, as well. Options There are a couple of options for availing go on a Linux system. The options include:- rpm Repositories … Continue reading GoLang – Availing on Linux
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