define arg

Reprint: Http://www.cppblog.com/guijie/archive/2010/12/13/136273.aspx Argument of the Maximum/minimum arg max F (x): When f (x) takes the maximum value, the value of X Arg min f (x): When f (x) takes the minimum value, the value of X Represents

The main function of macros is to simplify code writing and to simplify some areas where repeated code is needed to get code that looks more elegant. However, it is not easy to use macros well. Poor macros can easily cause disastrous consequences.

a simple function First we can set a simple function that only considers the Required_arg ( positional parameter ) within the function. def exmaple (required_arg): print Required_arg exmaple ("Hello, world!") >> Hello, world! So what happens

http://misakamm.com/blog/209 The main function of a macro is to simplify code writing and to simplify some of the code that needs to be duplicated for more elegant looks. But it's not easy to use a macro, and it's easy to have disastrous

Hi, boys. I find it difficult for Python novices to understand the two magical variables of *args and **kwargs. What the hell are they? First of all, I first tell you the fact that it is not necessary to write *args and **kwargs completely, we can

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115defFun (ARG):216ifType (ARG) is nottuple317 andType (ARG) is notStr418 andType (ARG) is notlist:519Print('Please enter a sequence')620returnNone721st8Tmp_list =List (ARG)923Tmp_list.reverse ()Ten24 One25ifType (ARG) = =Tuple: Aarg =tuple

In the process of learning C language, we may rarely write variable parameter function, the impression that the university teachers do not seem to have mentioned, but I found that the variable parameter function is very clever, so it is specifically

Original link: Click to open the link C++/C macro definition (define) the Meaning of # # # The # # # in define is commonly used for stitching strings, but in the actual use of the process, there are some subtle differences, we have a few examples

Implementation and Operation of the PHP array Hash table catalogue 1. PHP Hash table 1. PHP array definition1. PHP Hash table 0x1: Basic concepts Hash tables are widely used in practice. for example, the compiler usually maintains a symbol table