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Recently, a colleague of mine had asked the following question: Can someone knowledgeable explain how are lisp REPLs different from Python / Ruby REPLs? What is the differentiating point of REPL driven development? The answer is that there is a particular kind of programming in which you build a program by

This is a rough write up, please bear with me. NAPQI is the toxic metabolite in acetaminophen-induced hepatotoxicity. NAPQI is only produced when pathways of acetaminophen clearance, including clearance of NAPQI itself, are overwhelmed. CYP2E1 is the enzyme which converts acetaminophen into NAPQI. Normally this isn’t a big deal,

When talking about the Rust type system in the context of unsafe code, the discussion often revolves around invariants: Properties that must always hold, because the language generally assumes that they do. In fact, an important part of the mission of the Unsafe Code Guidelines strike force is to deepen

What happens when we get or set an attribute of a Python object? This question is not as simple as it may seem at first. It is true that any experienced Python programmer has a good intuitive understanding of how attributes work, and the documentation helps a lot to strengthen

In computer science, a semaphore is a variable or abstract data type used to control access to a common resource by multiple processes and avoid critical section problems in a concurrent system such as a multitasking operating system. A trivial semaphore is a plain variable that is changed (for example,