Limit Concurrent Requests with a Python Semaphore
Use a Python asyncio semaphore to limit concurrent requests in a FastAPI app.
Notes
This page contains my notes on various programming and tech related topics. Subscribe to the JSON feed or RSS feed, or follow me on Mastodon to get notified about new posts. Use the buttons to filter the notes by tag.
Git Commands
Some helpful commands for using Git in the terminal.
LazyVim Configuration
My configuration settings for the LazyVim terminal editor.
Ghostty Configuration
My configuration settings for the awesome Ghostty terminal.
Server Setup for a Python Quart App
Tools and configuration settings for deploying a Python app on a Hetzner cloud server.
Tmux Commands
Some useful commands for using the tmux terminal multiplexer.
Reverse Proxy and Basic Auth with Caddy
Setup reverse proxy and basic HTTP authentication with Caddy.
Initialize a Server with cloud-init
Initialize server networking and other settings with cloud-init.
macOS Terminal Commands
Useful commands in the macOS terminal.
Streamlit CLI in a Python Package
Use the Streamlit cli module to invoke the app within a Python package.
Suppress Print Output in Swift
Suppressing print output in Swift is useful for functions that accept a block of code as input.
Command-line Arguments with Python
The argparse module in Python provides an interface for command-line programs.
Makefiles for Python Projects
Use a makefile to run tests, format code, or publish a package in a Python project.
Cache Results from a Python Function
Use the Python cache decorator to store results from an expensive function.
Get the Version Number of a Python Package
Use the metadata library in Python to get a package's version number.
Two-Dimensional Array in C++
A two-dimensional array in C++ using C-style array and standard array container.
Plotly Graphs in JavaScript
Examples of the Plotly graphing library in JavaScript.
JavaScript Modules
The content of a module can be accessed from other JavaScript files.
Sorted List of Items with Python
Sorting a list of dictionaries or tuples in Python.
Use CMake to Build and Install a C++ Project
Commands for using CMake to build and install a C++ project for global access.
Strings in Python
Examples of working with strings in Python.
Counter in Python
Use the Counter class in Python to count items in a list or hashable object.
Lists in Python
Examples of working with Python lists.
Secrets in Python
Use the Python secrets module to generate cryptographically strong random passwords.
Boolean Indexing with NumPy
Assign values in a NumPy array based on a boolean condition.
Clip Array Values with NumPy
Limit values in an array using the NumPy clip function.
Arrays in Julia
Examples of working with arrays in Julia.
Modules for Julia Code
Modules organize code that can be used elsewhere in a program.