Gurpreet Kaur

Docker is a popular containerization technology that allows applications to run in isolated environments called containers. Containers share the host machine’s OS kernel but run as isolated processes, allowing portability across environments. Also read: Python on Docker: How to Host a Python Application in a Docker Container? A key benefit of Docker is the ability […]

Building Docker images often involves installing Python packages from a requirements.txt file. However, pip installing all packages from scratch every time can considerably slow down Docker builds. In this comprehensive guide, you’ll learn techniques to cache pip installs in your Dockerfile so requirements.txt is only re-run when necessary. Also read: Python on Docker: How to

Companies often develop proprietary Python applications containing valuable intellectual property or algorithms that provide them a competitive advantage. However, as Python code is easy to decompile and reverse engineer, businesses worry about their code getting stolen or misused if accessed by unauthorized third parties. So how can you prevent your Python code from being read

Reinstalling your operating system can be a headache, especially when you must back up and run your development environment. If you use PyCharm for Python development, you may encounter the frustrating “SDK seems invalid” error when loading your existing projects that rely on virtualenv. Not to worry! In this comprehensive guide, I’ll walk you through

Creating isolated Python environments is an essential skill for Python developers. Virtualenv allows you to create separate Python environments for each project, allowing you to install packages and manage dependencies without affecting other projects. However, Python developers frequently encounter frustrating issues when activating their virtualenv environments on Windows. In this comprehensive guide, we’ll explore the

Passwords provide the first line of defence for securing access to applications and online accounts. As developers, we have a responsibility to store user passwords securely. Improper password storage can put users’ personal information and data at risk. In this comprehensive guide, we’ll cover Python’s best practices for securely saving passwords to a database and

Have you ever tried running a Python script only to get the frustrating “bad interpreter: No such file or directory” error? This common error occurs when the path defined in the shebang line (e.g. #!/usr/bin/python) points to a non-existent or invalid Python executable. In this comprehensive guide, we’ll walk through the root causes of this

Have you ever wondered if Python has something similar to the ~/.bashrc file that Bash uses? Well, wonder no more! In this comprehensive guide, we will explore the various options available in Python to replicate the functionality of ~/.bashrc and customize the Python environment to your liking. Whether you want to set common environment variables,