Changing the hostname in Ubuntu 18.04
This is a short post describing how to change the hostname in Ubuntu 18.04
Posts by Category
- Linux 4
- ai 4
- Oracle 2
- APEX 2
- Blog 1
- Bash 1
- RPM 1
- SCM 1
- SVN 1
- VirtualBox 1
- Manufacturing 1
- Electronics 1
- FlatCAM 1
- Ubuntu 1
- Network 1
- Career 1
Linux
VirtualBox CentOS 7 Guest Auto Screen Resizing
This is a short post describing how to get the screen auto-resizing working in a CentOS 7 VirtualBox guest OS
Obtaining the RPM sources from the spec file
In this post, I'll talk about how to programatically obtain the source list from the an RPM specification (spec) file and what's the usecase for it TL;DR To...
Checking if a Bash variable is unset
This post explores the differences between a null (empty) variable and an unset variable in Bash. It also contains a snippet to check whether a variable is s...
ai
When to use prompts and when to use skills
If you are building with AI, the question is often not "prompt or skill?" but "what do I need the output to do next?" That is usually the real decision point...
CLI vs MCP: when to use each with AI agents
If you use AI agents for coding you will likely end up choosing between a CLI and an MCP for the same capability. This guide is the short version of how I th...
AI skills vs. scripts: when to use each
If you have doubts on when to use AI skills and when you should rather prefer using a script this article will clear your doubts
Write or update your resume with AI
This post is about using AI to create or update your resume in a practical way. If you have been postponing this task (like I did), this workflow helps.
Oracle
Oracle APEX - The Power of Interactive Reports
This post intends to be an in-depth tutorial on Oracle APEX's Interactive Reports and their different options. This is the second in a series of posts about ...
Oracle Application Express (APEX) - An Overview
This post intends to give an overview of Oracle Application Express (APEX) and its different components. This is the first in a series of posts about APEX
APEX
Oracle APEX - The Power of Interactive Reports
This post intends to be an in-depth tutorial on Oracle APEX's Interactive Reports and their different options. This is the second in a series of posts about ...
Oracle Application Express (APEX) - An Overview
This post intends to give an overview of Oracle Application Express (APEX) and its different components. This is the first in a series of posts about APEX
Blog
Hello World!
As a tradition to developers this is the first post and a welcome message to whomever happens to read this.
Bash
Checking if a Bash variable is unset
This post explores the differences between a null (empty) variable and an unset variable in Bash. It also contains a snippet to check whether a variable is s...
RPM
Obtaining the RPM sources from the spec file
In this post, I'll talk about how to programatically obtain the source list from the an RPM specification (spec) file and what's the usecase for it TL;DR To...
SCM
The Branch-When-Needed extended branching system
There are many branching systems to follow out there, some of which can be found within the SVN Best Practices article from Apache. The following is a slight...
SVN
The Branch-When-Needed extended branching system
There are many branching systems to follow out there, some of which can be found within the SVN Best Practices article from Apache. The following is a slight...
VirtualBox
VirtualBox CentOS 7 Guest Auto Screen Resizing
This is a short post describing how to get the screen auto-resizing working in a CentOS 7 VirtualBox guest OS
Manufacturing
FlatCAM beta 8.96 installation in macOS Mojave 10.14
This post intends to be a guide to install FlatCAM 8.86 in macOS Mojave 10.14
Electronics
FlatCAM beta 8.96 installation in macOS Mojave 10.14
This post intends to be a guide to install FlatCAM 8.86 in macOS Mojave 10.14
FlatCAM
FlatCAM beta 8.96 installation in macOS Mojave 10.14
This post intends to be a guide to install FlatCAM 8.86 in macOS Mojave 10.14
Ubuntu
Changing the hostname in Ubuntu 18.04
This is a short post describing how to change the hostname in Ubuntu 18.04
Network
Changing the hostname in Ubuntu 18.04
This is a short post describing how to change the hostname in Ubuntu 18.04
Career
Write or update your resume with AI
This post is about using AI to create or update your resume in a practical way. If you have been postponing this task (like I did), this workflow helps.