Utility of #define in C++ - Stack Overflow
Mar 12, 2011 · Specifically, #define tells the preprocessor that everywhere the token M occurs, the text "4" should be used in its place. You are correct in that using a normal variable …
definition - Using 'define' in Scheme - Stack Overflow
Apr 11, 2013 · In general - you use the special form define for binding a name to a value, that value can be any data type available, including in particular functions (lambdas). A bit more …
What is the difference between syntax and semantics in …
Jul 29, 2013 · 7 Syntax is the structure or form of expressions, statements, and program units but Semantics is the meaning of those expressions, statements, and program units. Semantics …
Scheme: calling `define-syntax-rule` in a loop - Stack Overflow
Oct 28, 2025 · I wonder whether it is possible to call define-syntax-rule in a loop-like construction like for-each. I explicitly say 'loop-like' because I know that normal Scheme evaluation comes …
Create Custom Language in Visual Studio Code - Stack Overflow
Jan 25, 2019 · How can we define a new extension (e.g. .mylang) which is based on an already existent syntax (let's say HTML files), but has some differences? E.g. I would like to define a …
How can I define an enumerated type (enum) in C?
11 It's worth mentioning that in C++ you can use "enum" to define a new type without needing a typedef statement.
syntax - What's the syntactically proper way to declare a C struct ...
Sep 12, 2015 · The confusion comes about because some of the declarations are in fact declaring up to three C constructs. You need to keep in mind the difference between: A typedef …
How to declare variable and use it in the same Oracle SQL script?
DEFINE stupidvar = 'stupidvarcontent'; SELECT stupiddata FROM stupidtable WHERE stupidcolumn = &stupidvar; How can I declare a variable and reuse it in statements that follow …
something about #define syntax in C - Stack Overflow
Jul 17, 2012 · #define something (54) tells the C pre-processor to replace any text matching "something" with " (54)" before the code is actually compiled. The reason you will often see the …
define volumes in docker-compose.yaml - Stack Overflow
Aug 4, 2021 · I am writing a docker-compose.yaml file for my project. I have checked the volumes documentation here . I also understand the concept of volume in docker that I can mount a …