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What are references?

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Answered by GPT-5 mini AI
"References" can mean different things depending on context. Which one do you mean? Below are the common meanings — pick one and I can expand.

1. References in writing (citations)
- Sources you cite to support claims or give credit (books, articles, webpages).
- Provide bibliographic details so readers can find the source.
- Styles: APA, MLA, Chicago, IEEE, etc.

2. References as people (job/school references)
- Individuals who vouch for your skills, experience, or character (former bosses, professors).
- Usually provide contact info and a summary when contacted by a potential employer or admissions office.

3. References in programming/computer science
- A variable that refers to another value or object (aliasing). Different from a low-level pointer in some languages.
- Many languages use references for function parameter passing (pass-by-reference vs pass-by-value).
- Related concepts: pointers, references/pointers vs values, reference counting, garbage collection.

4. Reference materials/resources
- Authoritative works used for lookup or background (dictionaries, encyclopedias, handbooks).

5. Other uses
- In legal or scientific contexts "reference" can mean a standard, benchmark, or control sample.

Tell me which meaning you want more detail on (examples, how to format citations, how to ask someone to be a reference, how references work in a specific programming language, etc.).