JSON Web Tokens (JWT) are a popular way to handle authentication and authorization in web applications. They are compact, self-contained, and can be easily passed between different parts of a system. In this article, we’ll look at how to get the value of a JWT token in a Spring WebFlux application. Introduction A JWT is […]
If you’re a programmer, you’ve likely come across the error message “the method ‘validate’ can’t be unconditionally invoked because the receiver can be ‘null’.” This error message can be confusing and frustrating, but understanding what it means and how to address it is crucial for ensuring smooth code execution and preventing bugs. Understanding the Cause […]
When working with DataFrames in the Python library Pandas, it’s common to use the iloc method to select rows and columns by their integer index. However, sometimes you may encounter the error message “iloc cannot enlarge its target object”. In this article, we’ll explore what this error message means, its causes, and different solutions to […]
Extra Packages for Enterprise Linux (EPEL) is a community-driven repository that provides additional software packages for Linux distributions, including Ubuntu. EPEL is particularly useful for servers, as it provides access to a wide range of software packages that are not included in the default Ubuntu repositories. In this article, we will show you how to […]
GitHub is a popular platform for managing and collaborating on code projects. One important aspect of managing a code project on GitHub is setting the main branch as the production branch. This ensures that the code in the production branch is always the most stable and ready for deployment. In this article, we will discuss […]
In Python, a Set is a built-in data structure that is used to store unique items. Sets are commonly used to remove duplicates from a list, check for the presence of an item in a list, and perform mathematical operations such as union and intersection. While the built-in Set object in Python is powerful and […]
Introduction Working with dates in any programming language can be a bit tricky, and Python is no exception. One common task that developers often need to do is add a certain number of weeks to a given date. In this article, we’ll take a look at how to do this in Python using the built-in […]
AWS Cloud Development Kit (CDK) is an open-source software development framework to define cloud infrastructure in code and provision it through AWS CloudFormation. In this article, we will be discussing how to list stacks in AWS CDK. Prerequisites To be able to list stacks in AWS CDK, you will need to have the following tools […]
Working with dates and times in any programming language can be a tricky task. Python, however, provides a number of useful libraries and modules that make working with dates and times a breeze. In this article, we will take a look at how to add days to a date in Python using the built-in datetime […]
Git commit hooks are scripts that run automatically every time a commit is made to a repository. They can be used to enforce certain rules or perform specific actions, such as running tests or formatting code. However, there may be times when you need to skip a commit hook in order to make a commit. […]