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- How do I declare a global variable in VBA? - Stack Overflow
You'll need to complete a few actions and gain 15 reputation points before being able to upvote Upvoting indicates when questions and answers are useful What's reputation and how do I get it? Instead, you can save this post to reference later
- Is it possible to use a if statement inside #define?
There are multiple problems with your macro: it expands to a statement, so you cannot use it as an expression the arguments are not properly parenthesized in the expansion: invoking this macro with anything but variable names or constants will produce problems the arguments are evaluated multiple times: if you invoke the macro with arguments that have side effects, such as SUM_A(a(), b()) or
- Why use #define instead of a variable - Stack Overflow
What is the point of #define in C++? I've only seen examples where it's used in place of a "magic number" but I don't see the point in just giving that value to a variable instead
- Setting JAVA_HOME - Stack Overflow
Set the JAVA_HOME Variable Windows 7 – Right click My Computer and select Properties > Advanced Windows 8 – Go to Control Panel > System > Advanced System Settings Windows 10 – Search for Environment Variables then select Edit the system environment variables Click the Environment Variables button Under System Variables, click New In the Variable Name field, enter either: JAVA_HOME if
- c++ - Declaring a function using #define - Stack Overflow
The #define version is still a macro The code is expanded at the invocation site It has all the expected problems (with macros) including namespace pollution and unexpected parameter behaviour
- What is the purpose of the #define directive in C++?
0 in C or C++ #define allows you to create preprocessor Macros In the normal C or C++ build process the first thing that happens is that the PreProcessor runs, the preprocessor looks though the source files for preprocessor directives like #define or #include and then performs simple operations with them
- What is the difference between a definition and a declaration?
If you forget to define something that's been declared and referenced somewhere, then the linker doesn't know what to link references to and complains about a missing symbols If you define something more than once, then the linker doesn't know which of the definitions to link references to and complains about duplicated symbols
- How to set the python type hinting for a dictionary variable?
@topher217 'dict' and 'list' are actually the class names I believe that's to distinguish built-ins from non-built-ins as apposed to primitive vs non primitive User-defined types are typically pascal case Python likely derived this naming scheme from C or C++ In C structs are typically lower case (though there are a lot of people that use pascal case), and in C++ people typically use
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