Editing config & text files

Aider isn't just for code, it can be very helpful when editing almost any text file. You can use aider to make changes to your shell & ssh settings, Dockerfiles or pretty much any configuration or documentation file.

Here are some practical examples of modifying common config/text files:

Shell Configuration

<div class="chat-transcript" markdown="1"> $ aider .bashrc

Added .bashrc to the chat.

Add an alias 'll' that lists all files, with all details in human readable format. And update PATH to include uv installed tools.

+ alias ll='ls -alh'
+ export PATH="$PATH:$HOME/.local/bin:$PATH"

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SSH Configurations

<div class="chat-transcript" markdown="1"> $ aider ~/.ssh/config

Added config to the chat.

Create a Host entry 'my-server' using bastion.example.com as JumpHost

+ Host my-server
+     HostName 192.168.1.100
+     User deploy
+     Port 2222
+     IdentityFile ~/.ssh/deploy_key
+     ProxyJump bastion.example.com

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Docker Setup

<div class="chat-transcript" markdown="1"> $ aider Dockerfile docker-compose.yml

Added Dockerfile and docker-compose.yml to the chat.

Set non-root user and enable healthchecks

+ USER appuser
+ HEALTHCHECK --interval=30s --timeout=3s \\
+   CMD curl -f http://localhost:8000/health || exit 1

Expose port 5432 and add volume for postgres data

  services:
    postgres:
      image: postgres:15
+     ports:
+       - "5432:5432"
+     volumes:
+       - pgdata:/var/lib/postgresql/data

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Git Configuration

<div class="chat-transcript" markdown="1"> $ aider .gitconfig

Added .gitconfig to the chat.

Set default push behavior to current branch and enable color UI

+ [push]
+     default = current
+ [color]
+     ui = auto

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System Configuration

<div class="chat-transcript" markdown="1"> $ aider /etc/hosts # May need sudo

Added hosts to the chat.

Block tracking domains by pointing them to 127.0.0.1

+ 127.0.0.1   ads.example.com
+ 127.0.0.1   track.analytics.co

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Editor Configs

<div class="chat-transcript" markdown="1"> $ aider .vimrc

Added .vimrc to the chat.

Enable line numbers and set 4-space tabs for Python

+ set number
+ autocmd FileType python set tabstop=4 shiftwidth=4 expandtab

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VSCode Configuration

<div class="chat-transcript" markdown="1"> $ aider settings.json

Added settings.json to the chat.

Enable auto-format on save and set default formatter

+ "editor.formatOnSave": true,
+ "editor.defaultFormatter": "esbenp.prettier-vscode"

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Markdown Documentation

<div class="chat-transcript" markdown="1"> $ aider README.md

Added README.md to the chat.

Add installation section with brew and pip options

+ ## Installation
+ ```
+ # Homebrew
+ brew install cool-app-10k
+ 
+ # PyPI
+ pipx install cool-app-10k
+ ```

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XML Configuration

<div class="chat-transcript" markdown="1"> $ aider pom.xml

Added pom.xml to the chat.

Add JUnit 5 dependency with test scope

+ <dependency>
+     <groupId>org.junit.jupiter</groupId>
+     <artifactId>junit-jupiter-api</artifactId>
+     <version>5.9.2</version>
+     <scope>test</scope>
+ </dependency>

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