创建pandas dataframe时出现函数抛出'df not defined‘错误 当创建pandas dataframe时出现函数抛出'df not defined'错误通常是由于在创建dataframe的代码中未定义df变量所导致的。 要解决这个问题,您可以按照以下步骤进行操作: 检查代码中是否正确导入了pandas库。确保在代码的开头添加了import pandas a...
aHowever, resolving references to global symbols is trickier. When the compiler encounters a symbol (either a variable or function name) that is not defined in the current module, it assumes that it is defined in some other module, generates a linker symbol table entry, and leaves it for th...
aThe name is a byte offset into the string table that points to the null-terminated string name of the symbol. The value is the symbol’s address. For relocatable modules, the value is an offset from the beginning of the section where the object is defined. For executable object files, ...