A place to start

Work safely in the terminal

Small command-line decisions can preserve hours of work. Learn which Git command inspects history, which changes the working tree, and which discards data. Pair those recovery recipes with quoted variables, NUL-delimited file paths, and a preview before bulk changes.

5 datasets
1 guide
Free · CC0 data

The reference tables

Unix CommandsGit Essential CommandsCommon Git commands for everyday version control workflows.36entries
Unix CommandsGit Recovery and Inspection WorkflowsRecoverable Git workflows for finding commits, restoring selected files, and undoing shared changes.10entries
Unix CommandsSafer Bash File and Process PatternsBash patterns for filenames, temporary files, pipelines, and exit status, with portability boundaries.10entries
Unix CommandsShell Scripting Guide (Bash)Comprehensive reference for Bash shell scripting: variables, control flow, functions, error handling, debugging, and best practices.8entries
Unix CommandsUnix Text Processing Commands (grep, sed, awk, cut, sort, uniq)Essential text manipulation tools: pattern searching (grep), stream editing (sed), text processing language (awk), field extraction (cut), sorting (sort), duplicate removal (uniq).8entries

Put it into practice

Practical guide

Recover Git Work Without Losing Local Changes

Inspect, preserve, and recover commits or selected files with reflog, restore, and revert while protecting concurrent local work.

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Explore another path

Build a reliable API

Make cache behavior, retries, and response headers explicit before your endpoint reaches production.

5 datasets · 3 guides 02

Give an agent better context

Ground answers in compact reference data, validate the shape, and measure the failures.

5 datasets · 4 guides 03

Query data with confidence

Choose joins, windows, indexes, and transaction boundaries from the question you need to answer.

6 datasets · 3 guides 05

Make the web work for everyone

Build usable layouts, keyboard interactions, text search, and time handling.

5 datasets · 4 guides 06

Measure, evaluate, and operate

Connect service signals, background jobs, probability, and experiment design to real decisions.

6 datasets · 4 guides