What does Fourier Transform represent in Image Processing.. I cannot understand why we do Fourier transform of an Image.. Please help out in layman's perspective.. I have seen but not understood input image and its Fourier transform image

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How to send email using gmail Api? I want to send an email to the gmail id provided by the user..! Any links for the tutorial will be beneficial! Thanks in advance

How can I connect arduino to my xampp database? I want to read values from database using arduino