Tech Library For Developers
In this post, we will get to know the difference between venv, pyvenv, pyenv, virtualenv, virtualenv wrapper, and pipenv and here we have explained every term below to know more. Which are being used for managing the virtual environment in python for the project we work Managing Virtual Environment There are Different terms that we … Read more
In this post, we will learn How can I remove a trailing newline which we can perform using an in built function rstrip() which is used for removing all the white spaces and characters which could be there in the output which is nothing but the trailing empty lines at the end of any string, … Read more
In this post, we will discuss How to check if the string is empty which we can do using the len() built in function to get the length of the string and then compare it with zero is one of the ways to get it done another way it checking if it is non zero … Read more
In this post, we will learn Why is reading lines from stdin is much slower in C++ than in Python which might be because of a number of reasons like because of complexity, because of an interpreter, and might not optimization which we will discuss in this post here one by one. Reading Lines In … Read more
In this post, we will learn How to Limit float to two decimal points where we can use the round () function and where we can provide the variable and the number of decimal points we want as the argument of the function. Limit the Decimal points In Float Values Using Round Method As we … Read more
In this post, we will try to find out Does Python have a Ternary conditional operator as we know that ternary operators are another way to write the if else condition in a single line And yes, Python too supports it for the execution of the program. And here we have given an example to … Read more
In this post, we will discuss How to Passing An Array To A Query Using A WHERE Clause using a ‘where’ clause along with the ‘in’ operator for the same we have given an example here. Passing An Array The Syntax for the same is given below here. SELECT * FROM table _name WHERE column_ … Read more
In this post, we will learn how to convert Rows to columns and columns into row which we can do using transpose where each row is restored as a column for the same we have given an example where we have transposed the table. Rows To Column Conversion Let’s take an example of the given … Read more
In this post, we will learn What the “yield” keyword does in Python where it is used for creating a generator function. Where after this statement is executed it suspends the execution of the function and sends the value back to the function caller, Although it has the authority and functionality to resume the function … Read more
In this post, we will learn How can I find who has the highest average grade using a dictionary where we have direct built in functions like sum and diving by the total number of elements we can get the average so here we have taken an example and a pseudo code to explain the … Read more
