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From materials engineering to digital tools. A quiet space for making sense of things.

Questions that make AI say what it doesn't know: Separating unverifiable and estimation
The most difficult response when asking an AI is when it naturally confirms information it does not know. While thi

Organizing Meeting Minutes with Claude: Comparing Decisions, Assignments, and Deadlines with the Original Text
Organizing meeting minutes using Claude allows you to quickly find key points within long notes. However, if you pr

Reviewing Codex changes: Checking diffs and execution results together
When the Codex fixes a feature and notifies you that the fix is complete, the first thing to look at is the actual

Request code explanation from AI: Check with execution flow and input examples
If you ask an AI to explain code you are seeing for the first time, you can easily get a plausible summary. However

Claude When You Need to Have a Conversation: Reducing Material Mixing and Goal Changes
When conversing with Claude, you find yourself organizing meeting minutes, drafting reports, and even reviewing sch

Logs to keep when continuing Codex work: Change files and verification status
If you close a window while working with the Codex or reopen the same project a few days later, you must first veri

Restricting sources to AI: Requesting answers only within specified materials
Key Summary: When requesting the AI to use only specified materials, first define the list of materials, versions,

Creating Reading Notes with Claude: Distinguishing Between Quotes and My Interpretation
Key Summary: When creating reading notes with Claude, separate original text quotations, content summaries, and you

Leave configuration file cleanup to the Codex: Defaults and environment-specific differences
Key Summary: When entrusting configuration file cleanup to the Codex, first separate common defaults, environment-s

Before Switching Git Branches: Managing Unsaved Changes
If modified files remain when you want to inspect another branch, first determine what is stored where. Text not ye

When Sources in a Claude Answer Disagree: Comparing Dates and Applicability
Claude may give two official links where one document says a feature is available and another says it is still bein

Asking Codex for Tests: Normal Cases, Boundaries, and Failure Conditions
Asking Codex to add tests can produce code checking only one normal input. What matters is the behavior to guarante

Reading Git Diff: Distinguishing Changed Lines from Context
Git diff shows differences between two states rather than redisplaying entire files. Following red and green lines

Checking Sources in Claude Search Answers: Do Links Support the Claims?
Source numbers make Claude search answers easier to read, but a link's existence and its support for a statement ne

Summarizing Long PDFs with Claude: Checking Page Evidence and Numbers
Key takeaway: When providing a long PDF to Claude, try checking the contents, extracting evidence for each question

Asking Codex to Reproduce Bugs: Minimal Examples and Environment Information
Simply asking Codex to “fix the error” can conflate distinct failures. First distinguish failure to start, incorrec

Using Claude Artifacts: How to Build and Review a Small Tool
Key takeaway: When using Claude Artifacts, specify what to create, inputs, outputs, and how to check it. Moving fro

Using Claude Projects: Practical Ways to Organize Materials and Instructions
Key takeaway: Claude Projects is useful for collecting materials and instructions on one topic and using them in re

Comparing Two Documents with Claude: Request a Difference Table and Original Evidence Together
Reviewing a difference table for two documents STEP 1 Check the roles of documents A and B STEP 2 Check readable sc

Defining Scope Before Assigning a Feature to Codex: Input, Output, and Completion Criteria
Completion criteria for a Codex feature request STEP 1 Define the user's action STEP 2 Decide input scope STEP 3 De

Understanding Codex Permissions and Approval Settings: Starting with a Small Scope
Summary: Codex permissions are easier to understand by separating file and network access boundaries from how actio

Checking News About New AI Features: Reading Product, Plan, and Rollout Conditions in Official Release Notes
You may read about a new AI feature but find no menu on your screen, or change settings after hearing about a new m

Asking Claude Better Questions: Prompts That Define Purpose and Verify Sources
Key takeaway: When asking Claude, include intended use, reading material, desired format, and how to handle unverif

Claude Code Review Prompts: Requesting Bug Evidence and Reproduction Conditions
Key takeaway: When assigning code review, specify which changes and behavioral criteria to inspect rather than aski