A compiler is a computer program that transforms source code written in one programming language into another computer language.

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How to write a very basic compiler

Advanced compilers like gcc compile codes into machine readable files according to the language in which the code has been written (e.g. C, C++, etc). In fact, they interpret the meaning of each codes ...
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Is Ken Thompson's compiler hack still a threat?

Ken Thompson Hack (1984) Ken Thompson outlined a method for corrupting a compiler binary (and other compiled software, like a login script on a *nix system) in 1984. I was curious to know if modern ...
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What is the history of the C compiler?

When we say that "Dennis Ritchie developed C language", do we mean that he has created a compiler (using an 'already' developed other language) which can compile the source code written in C language? ...
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How easy should a language development framework be to use?

This is part of a series of questions which focuses on a project called the Abstraction Project, which aims to abstract the concepts used in language design in the form of a framework. Another ...
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Is there a language that transcompiles to C with a better syntax? [closed]

CoffeeScript is a language with a very clean Ruby-like syntax that transcompiles to JavaScript. Does the same thing exists with C? Then writing more readable and as fast as original C programs would ...
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What are the challenges related to typing in writing a compiler for a dynamically typed language?

In this talk, Guido van Rossum is talking (27:30) about attempts to write a compiler for Python code, commenting on it saying: turns out it's not so easy to write a compiler that maintains all the ...
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Why is software OS specific?

I'm trying to determine the technical details of why software produced using programming languages for certain operating systems only work with them. It is my understanding that binaries are specific ...
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Why does Facebook convert PHP code to C++? [closed]

I read that Facebook started out in PHP, and then to gain speed, they now compile PHP as C++ code. If that's the case why don't they: Just program in c++? Surely there must be SOME errors/bugs when ...
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What would be the best way to learn about compilers, and executable formats? [duplicate]

I want to write my own compiler for my own language. Yes, it's going to be hard, and it will take long, but I think it will be worth it. I have looked into OSDev.org, and read about executable ...
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How compilers know about other classes and their properties?

I'm writing my first programming language that is object orientated and so far so good with create a single 'class'. But, let's say I want to have to classes, say ClassA and ClassB. Provided these ...
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What are the advantages of the Intel C++ compiler? [duplicate]

What are the advantages over the Intel C++ Compiler over the (much cheaper) free alternatives, such as gcc?
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How is type checked in a dynamic language interpreter/compiler, such as JavaScript?

In dynamic languages, such as JavaScript or Python, the type of a variable is determined at runtime. This is one reason why they are slower than typed languages such as Java. How is type checking ...