In contrast, if a name starts with an underscore character (_), then you should consider that name non-public, meaning it’s not a part of the code’s API. The Python community uses the underscore character (_) as part of other naming conventions. Here’s a summary of what PEP 8 ...
discord.py wait_for not working in a method I have 2 separate files in this case, where 1 is for the main file, and another is a file containing functions(not in a Cog). I want to have a user respond to the message that a bot outputs and then t......
Learn the meaning and usage of the double dash (--) in shell commands, a crucial aspect for command-line users and scripting.
The error message “Overflow encountered in double_scalars” typically occurs in programming, particularly in languages like Python, when there is an attempt to perform a mathematical operation that results in a value too large to be represented as a double-precision floating-point number. This erro...
In all cases, static global variables (or functions) are never visible from outside a module (dll/so or executable). The C++ standard requires that these have internal linkage, meaning that they are not visible outside the translation unit (which becomes an object file) in which they are ...
From the highly regarded Elements of Java Style to the pages of JavaWorld (see Java Tip 67), many well-meaning Java gurus encourage the use of the double-checked locking (DCL) idiom. There’s only one problem with it — this clever-seeming idiom may not work. Double-checked locking can...
Are bidirectional, meaning it can be traversed in both directions Have a pointer to a single head node, which serves as the first node in the list Have a pointer to a single tail node, which serves as the last node in the list
Python code and SQLite3 won't INSERT data in table Pycharm? What am I doing wrong here? It run's without error, it has created table, but rows are empty. Why? Ok so I found why it didn't INSERT data into table. data in sql = string didnt have good formating ( ......
What is the meaning of 'this' in Java? What is C++? (a) What is a constructor in java? Explain. (b) Give an example. Write a C++ function named AnalyzeData. This function is passed three parameters: a double array, the number of elements in the array, and a double value. The fun...
What is __init__.py for? What is the meaning of single and double underscore before an object name? What does __all__ mean in Python? Use of *args and **kwargs What is the purpose and use of **kwargs? Do you find this helpful? Yes No Quiz...