57 lines
839 B
Markdown
57 lines
839 B
Markdown
# List of popular commands and shortcuts
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## Bash
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### Previous command
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```bash
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!0 - command itself
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!^ - first argument
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!$ - last argument
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!* - all arguments
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!! - full command
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```
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### Useable commands
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```bash
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# step back
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cd -
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sudo su
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```
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### To explore
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```bash
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ag
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fzf
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fd
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```
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### Script errors
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```bash
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set -o errexit
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set -o nounset
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set -o pipefail
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```
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### Linux
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usermod - modifu user account
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### Tools
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- [ShellCheck](https://github.com/koalaman/shellcheck) A shell script static analysis tool
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- [direnv](https://direnv.net/) Directory specific variables
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- yq - YAML processor - jq wrapper for YAML documents
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- jq - JSON processor
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- tldr - basic command usage
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- thefuck
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## Kubernetes
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```bash
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# ~/.kube/config
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kubectl config get-contexts
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kubectl config use-context <context>
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```
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## AWS
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```bash
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aws eks update-kubeconfig --name nas
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```
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