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I see the term "dirty" or "dirty objects" a lot in programming.
What does this mean?
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A dirty bit or modified bit is a bit that is associated with a block of computer memory and indicates whether the corresponding block of memory has been modified. The dirty bit is set when the processor writes to (modifies) this memory.
Noun. dirty code (uncountable) (computing, derogatory) Software code that has had many editors with conflicting styles, making it nearly impossible to maintain. That software has dirty code and we should not use it.
Dirty flagging is playing from a losing or drawing position and then winning because your opponent's time runs out - usually by throwing in extraneous or sacrificial checks to force your opponent's time to run low.
A dirty object is an object that has changed in its content, but this content has not been synchronized back into the database/disk. It's a typical situation of desynchronization between a cache and a storage.
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