wave a flag
Wave a flag
觀察檔案
1 | $ file ./warm |
- 發現是一個可執行檔。
執行
1 | $ ./warm |
1 | Hello user! Pass me a -h to learn what I can do! |
1 | $ ./warm -h |
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1 | $ file ./warm |
1 | $ ./warm |
1 | Hello user! Pass me a -h to learn what I can do! |
1 | $ ./warm -h |
