For a long time I wanted to write an article on how to write auto populate field functionality for a Django project. This is a very useful feature that allows you to change the content of other model fields in …

Developing the idea of caching the result of calculations of heavy functions , I propose to write a small template class, which will take the function as an argument, namely the lambda function, as the most universal an instrument within …

Suppose we wrote a function that calculates some value or uses a function to calculate this value, while the function_ which calculates the value is quite expensive to calculate and works for a long time. In this case, we call …

Let's look at an interesting construction from the C++14 standard, which allows you to return the structure used in one place of the code, but you need to return an object with named fields.

Such a construction can serve as …

Each variable or expression has its own data type, for example, an declaration

int some_variable;

Indicates that the variable some_variable has an integer type int .

The declaration allows you to enter a variable in the program. This variable will …