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diving into the Rust && C#

Sergey Vilgelm SVilgelm

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diving into the Rust && C#
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SVilgelm / examples.md
Last active July 22, 2019 13:16
Shell sanitizing, quoting parameters
  • Old code
    exec_cmd('ping {ip}'.format(ip=ip))
    Rewritten code
    exec_cmd(format_cmd('ping {ip}', ip=ip))
    Examples
    format_cmd('ping {ip}', ip="$(rm -rf /)")
$ ping '$(rm -rf /)'
ping: cannot resolve $(rm -rf /): Unknown host
@pteich
pteich / main.go
Last active May 30, 2024 02:57
Example for using go's sync.errgroup together with signal detection signal.NotifyContext to stop all running goroutines
package main
import (
"context"
"errors"
"fmt"
"os/signal"
"syscall"
"time"