Many Python coders—even at intermediate skill levels—are often puzzled when it comes to the asterisk character in Python. What does it mean? How does it work? What’s it purpose? This article answers all of those questions and more. After studying this article, you will have a solid und...
Can the asterisk be used in regular expressions, and what does it mean in that context? Yes, the asterisk is commonly used in regular expressions as a wildcard character that matches zero or more occurrences of the preceding character or pattern. ...
Set any number of score, element-name pairs to the key ``name``. Pairs 1. can be specified in two ways: 1. As *args, in the form of: score1, name1, score2, name2, ... 1. or as **kwargs, in the form of: name1=score1, name2=score2, ... 1. The following example w...
What are metaclasses in Python? How can I safely create a nested directory? Does Python have a string 'contains' substring method? What is __init__.py for? What does ** (double star/asterisk) and * (star/asterisk) do for parameters? What is the meaning of single and double ...
(*) mean more than division and multiplication. The slashspecial parameterallows you to force certain arguments by position, while the bare asterisk forces some arguments by keyword. When you’re using both symbols together, the slash must come first, and any parameters defined in between can ...
In Python, the double star (**) is used to denote an "unpacking" operator, which allows you to unpack a dictionary or other iterable data type into keyword arguments in a function call. For example, consider the following function: def greet(greeting, recipient): return f"{gr...
While some of the examples you see below may not be WTFs in the truest sense, but they'll reveal some of the interesting parts of Python that you might be unaware of. I find it a nice way to learn the internals of a programming language, and I believe that you'll find it ...
How to check if an asterisk is in a string? how to check if any string more than one white space? how to check if exits/not exists before creating/removing a map drive How to check if file is corrupted How to check if folder is exist How to check if the Computer runs in safe mod...
Just one more thing though: I thought the double asterisk was only used to unpack dictionaries... So when passing, send="in", whatever="you'd", like="to", to your print_all function, shouldn't you really be doing {"send": "in", "whatever": "you'd", "like": "to"}?
An asterisk before a variable definition indicates that the variable is a pointer to an object. For example, let’s consider the first line of code above: NSString *foo = [NSString stringWithUTF8String:"Hello World!"]; We’re defining foo as a pointer to an object of type NSString. ...