boolean-expression Archives

How to make “if not true condition”?

I would like to have the echo command executed when cat /etc/passwd | grep "sysa" is not true. What am I doing wrong? ...

May 8, 2022
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Python `if x is not None` or `if not x is None`? [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the ...

April 18, 2022
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How can I convert a string to boolean in JavaScript?

Can I convert a string representing a boolean value (e.g., ‘true’, ‘false’) into a intrinsic type in JavaScript? I have a hidden form ...

April 10, 2022
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