Feliza

Page description language (PDL)

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A page description language (PDL) is a computer language used to describe the appearance of a printed page in a higher level than an actual output device can understand. They are sometimes also referred to as “printer control languages”. The two main types of PDLs are raster and vector. Raster languages describe an image as … Read more

Sequential consistency

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In computer science, sequential consistency is a guarantee that all threads see a consistent view of shared memory. That is, if each thread can be thought of as a sequence of operations, then all threads will see those operations in that order. This is in contrast to other models of concurrency, such as the happen-before … Read more