Tech Library For Developers
In this post, we will learn more about What is the meaning of single and double underscores before an object name. where each single and double have different use in python which we will discuss below with example to explain all these and get a clear idea of both. Single Underscore As we know a … Read more
In this post, we will get to know the Meaning of classmethod and @staticmethod for beginners where they both are decorators which we can use for defining the method with the class we are working on, Moreover, these are the methods created for calling of the class without creating an instance of the class. Which … Read more
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 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 also … 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 get to know How to extract the year, month, day, hour, and minutes from a Date Time Field where we need to use different methods to get different entities like for example ‘day of the month’, ‘year’, ‘month’, ‘hour’, and ‘minute’ aggregate operator as per the requirements. Extract Different Entities … Read more
In this post we will find out Is there an easy way to convert ISO 8601 duration to a time delta and for the same we can use an aggregation framework and $convert operator to convert an ISO 8601 duration to a time delta in MongoDB. ISO 8601 Duration To Time As ISO 8601 duration … Read more
