A robust PHP library to manipulate PDFs using Ghostscript. Convert PDF to Images, Merge, Split, Encrypt, Watermark, Compress, and more with a simple fluent API.

PDF and Word files each serve a purpose—one’s made for editing, the other for sharing. Knowing when to switch can help you save time, avoid formatting issues, and keep things moving. Let’s take a ...

Asciidoctor PDF is a native PDF converter for AsciiDoc that serves the pdf backend. It bypasses the step of generating an intermediary format such as DocBook, Apache FO, or LaTeX in order to produce ...

In the pre-PDF era, PostScript files began to be distributed as application-independent data. However, PostScript files also have problems, and people have long wanted an easier way to exchange and ...

Abstract: A 3.9-ps time-interval rms precision and 277-M events/second measurement throughput time-to-digital converter (TDC) is implemented in a Xilinx Kintex-7 field programmable gate array (FPGA).

Abstract: Time-to-Digital Converter (TDC) provides picosecond accuracy timing and is widely used in many applications such as Light Detection and Ranging (LIDAR), 3-D vision, and ultrasonic flow ...

An inherent principle of publication is that others should be able to replicate and build upon the authors' published claims. A condition of publication in a Nature Portfolio journal is that authors ...