Look before you paste from a website to terminal

Most of the time when we see a code snippet online to do something, we often blindly copy paste it to the terminal. Even the tech savy ones just see it on the website before copy pasting. Here is why you shouldn't do this. Try pasting the following line to your terminal (SFW) ls ; clear; echo 'Haha! You gave me access to your computer with sudo!'; echo -ne 'h4cking ## (10%)\r'; sleep 0.3; echo -ne

[tmatsuu]

webサイトからコピペしてterminalに張り付ける場合は見た目を信用せず内容を必ず確認しましょう

[dowhile]

端末にコピペすると作動するいたずら