Newest 'jpeg' Questions - Stack Overflow
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I need to wrap a JPEG image as TIFF (aka. "JPEG-in-TIFF") without changing the JPEG data (i.e. without decompressing and re-compressing the original JPEG image, which would hurt the image ...
PDF Export in php - Stack Overflow
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Is there any possibility to write huge data in pdf without changing any ini modifications with less executing time..? Currently I'm using tcpdf plugin.
Validation of file extension before uploading file
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It's possible to check only the file extension, but user can easily rename virus.exe to virus.jpg and "pass" the validation. For what it's worth, here is the code to check file extension and abort if does not meet one of the valid extensions: (choose invalid file and try to submit to see the alert in action)