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How does the log rotation work in logrotate? As we have explained in this article, it will automatically rotate, compress, remove, and mail logs on…

How do you remove noise from a sensor? A moving average filter is a basic technique that can be used to remove noise (random interference)…

What is the best astronomy software? Stellarium is a top choice among many professionals when it comes to astronomy software. Just like the previous listings,…

Why is it important to synchronously remove a reset signal? Synchronous resets generally insure that the circuit is 100% synchronous. Synchronous resets insure that reset…

Where do I find the number of pending comments on WordPress? From “Activity – Comments” you can approve, reply, edit, mark as spam, or trash…

Why are vector objects distorting when scaled in illustrator? I’m having some trouble resizing a group of vector objects in an illustration. These objects used…

How do you flatten layers in a PDF? Open the Layers panel (if the Layers panel is not visible, choose View > Navigation Panels >…

What happens when a system call is called? When a user program invokes a system call, a system call instruction is executed, which causes the…

When to use a shortcode in WordPress plugins? WordPress shortcodes are used to 1) reduce the amount of code you need to write; 2) simplify…

Are rotten sills an MOT failure? If a hole appears the rust will need to be repaired or the item replaced. The tester will also…