Setting std=c99 flag in GCC

Instead of calling /usr/bin/gcc, use /usr/bin/c99. This is the Single-Unix-approved way of invoking a C99 compiler. On an Ubuntu system, this points to a script which invokes gcc after having added the -std=c99 flag, which is precisely what you want.

What is the difference between statically typed and dynamically typed languages?

Statically typed languages A language is statically typed if the type of a variable is known at compile time. For some languages this means that you as the programmer must specify what type each variable is; other languages (e.g.: Java, C, C++) offer some form of type inference, the capability of the type system to deduce … Read more

What is the := operator?

In all languages that support an operator := it means assignment. In languages that support an operator :=, the = operator usually means an equality comparison. In languages where = means assignment, == is typically used for equality comparison. does := mean =? I can’t recall any languages where := means the same as =. In MySQL := and = are both used for assignment, however they are not interchangeable and selecting the correct one … Read more

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