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Together with the creative and innovative minds of our countless predecessors, communicating and sharing files with other people are possible today. This feature of the internet has various applications not only in school but also in the…

PNG is an abbreviation for Portable Network Graphics, and it was designed to be a replacement for the out-of-date GIF format. The PNG compression algorithm does not use lossy compression. When you save a PNG file again, the saved image has…

Even though there are as many justifications to lock a PDF file as there are to create one, there are two major reasons to do so: to regulate who can obtain the file and who can modify it. How you lock a PDF depends on what you'd like to…

Spreadsheets are used by many for a myriad of purposes. Businessmen and entrepreneurs offer a systematic presentation of the company's essential information and data using this form. It could be a documentation of monthly to annual costs,…