This tutorial will walk through the basics of Python 3 virtual environments. The official documentation is available at https://docs.python.org/3/library/venv.html. All of these commands are run from your command prompt/shell/terminal, not from within Python.
Recently I needed to take my front end development skills to the next level. Whenever I needed to build a web interface, it was simple enough to use Bootstrap and the jQuery that came packaged with it. This worked fine when the templates were being rendered server-side using templates like with Django, Flask, WordPress, etc.
I decided to take the time to learn Angular, React, and Vue.js enough to form an opinion and understand the benefits and drawbacks of each one. This is my comparison and conclusion. I chose Angular and I will explain why.
In search of the perfect desktop Linux distribution I have tried out quite a few and learned about the philosophies of each one. This is my comparison of some of the distributions I have tried over the years.
I will spoil it now and let you know that the winner in my book is Fedora!
When attempting to use SSH client in Fedora 29 within a VMWare Player virtual machine, I would receive a a broken pipe error immediately after a successful authentication request. This is the fix I found.
Bash brace expansion is an incredibly valuable feature once you commit it to memory and begin using it on a regular basis. It will save you immense amounts of typing. This also works in Zsh.
Coloring your terminal output in a command-line application can make a big difference in readability. This will show you how to format your text in a Ruby application.
We will use the
colorize gem, which works in Linux, Mac, and Windows too.
Colorize works by adding the ANSI escape characters to set colors.
If you have a script or application you want to run but don't have a desktop or dock launch icon for it, you can create a custom one yourself.
This will work in Gnome, KDE, and other desktops that follow the specifications at freedesktop.org.
For more options, you can read more about Desktop Entry Specifications.
Dialog boxes are a commonly used GUI element to provide feedback to the user and also to prompt the user for information or to take an action. Some examples of common dialogs are:
- A simple message: "Press OK to continue"
- Ask for "OK or cancel"
- Ask for "Yes, no or cancel"
We will look at several different methods for creating dialog boxes in Python including cross-platform options like tkinter and PyAutoGUI, as well as a couple Windows specific options.
This guide will give you two very easy ways to create desktop
notifications in Windows using Python. One will use
and the other will use
ssh application is essential to just about everyone.
Are you using it as efficiently as possible?
Check out these tips and config settings that will make your life easier,
including aliases, specifying identify files, forwarding ports, and
using jump hosts.
You can specify what programs you want to run on Windows boot. All you have to do is add the script, executable, or shortcut in to the startup folder. Alternatively you can use scheduled tasks to manage startup scripts. This will show you how to use both methods.
Debian Package tool
dpkg is used on Debian, Ubuntu, Kali, Linux Mint,
and other Debian based Linux distributions.
This tutorial covers the basics of creating custom
and managing them with
We will cover the process of creating your own
deb file to distribute
your package easily.
You can push your own Java packages to Maven Repository - Central and make it available to everyone. It's a tricky process to set up the first time, but once you get it ready, it is incredibly easy to push updates. This tutorial will walk you through the basics of registering and pushing projects to Maven central using Sonatype's OSSRH (OSS Repository Hosting)
Docker is useful for containerizing and managing processes. It is a great tool for developers and devops teams. Docker is good for creating reproducible environments. It is easy to customize images and document how an environment should be configured. We will look at how to:
- Install Docker
- Manage images, containers, and volumes
- Create custom images
- Pushing images to DockerHub and running custom registry
- and more!
It can be helpful to rebind the CAPS LOCK key for convenience.
For Emacs users, it's helpful to rebind
CAPS LOCK to the
For vim users, rebinding
CAPS LOCK to the
ESCAPE key makes it easier to switch modes.
This a simple cheatsheet and reference page for vim commands.