[LLM] Skill Markdown (md) samples

 https://github.com/anthropics/skills/

[AI] [LLM] Prompt Engineering

4 pillers: Action, Background, Outcome, and Constraint

Shot Spectrum: Give it some examples

Chain-of-Thought: "and explain your reasoning step by step"

Prompt Templates: Customization

[certificate] [NAU] M.CIT. degree

 

[LLM] llmfit dynamically selecting appropriate models

 Environment:

# uname -a

Linux demonalex-VirtualBox 7.0.0-14-generic #14-Ubuntu SMP PREEMPT_DYNAMIC Mon Apr 13 11:09:53 UTC 2026 x86_64 GNU/Linux

Installation:

# curl -fsSL https://llmfit.axjns.dev/install.sh | sh

Running:

# llmfit

Check Gmail Postmaster Tools

 Register your domain at postmaster.google.com to monitor:

Domain reputation

IP reputation

Authentication pass rates

Delivery errors in detail

Homoglyph Sproofing / Typo

 "rn" -> "m"

"cl" -> "d"

"ci" -> "a"

"vv" -> "w"

"Il" -> "ll"

"1" -> "l"

"I" -> "l"

"nn" -> "m"

"M0N" -> "MON"

[LLM] llmster

 Switch to a working folder:

# cd /usr/local/sbin

Show what kernel my VPC owns:

# uname -a

Linux demonalex-VirtualBox 7.0.0-14-generic #14-Ubuntu SMP PREEMPT_DYNAMIC Mon Apr 13 11:09:53 UTC 2026 x86_64 GNU/Linux

Install llmster:

# curl -fsSL https://lmstudio.ai/install.sh | bash

Add the following into /etc/profile:

export PATH="/root/.lmstudio/bin:$PATH"

Open a new terminal and execute the following to see the model list:

# lms get

Press Ctrl+C to end the showing.

Download the model:

# lms get google/gemma-4-e2b

Check if the model has already been downloaded:

# lms ls

Have an interactive chatbot:

# lms chat

Type "/exit" can exit the chatbot conversation.

Delete a downloaded model:

# cd ~/.lmstudio/models/lmstudio-community

# rm -Rf ./[MODEL]