Tech blog

Sheet 1

Convert file like pdf to markdown

Python

MarkItDown is a lightweight Python utility for converting various files to Markdown for use with LLMs and related text analysis pipelines

Weather App with Streamlit

AI

Python

Streamlit is an open-source Python library designed for building interactive web applications for data science and machine learning projects.

Introduction to Gemini CLI

Your AI assistant in the terminal

Tool

AI

CLI

This post is an introduction to the Gemini CLI, a powerful tool that brings Google’s Gemini models to your command line interface.

Kimi2 with openrouter

AI

OpenRouter is a platform that provides a unified API for accessing a wide variety of large language models (LLMs) from different providers like Anthropic, Google, and Meta.…

Github trend

Tool

R

Python

github tending project since 2024.

多语言 quarto blog

quarto

A guide to creating a multi-language Quarto blog using the babelquarto R package.

剪切视频/音频

video/audio editing

Tool

R

Python

A guide to video and audio editing in R, covering tasks like checking and changing resolution, length, and size, as well as cropping and converting formats.

世界GDP

AI

R

Python

This document demonstrates how to download and analyze global GDP data using R, utilizing the wbstats and WDI packages to retrieve and visualize various indicators from the…

挪威养老基金

Norway The Government Pension Fund Global

AI

R

Python

An overview of Norway’s Government Pension Fund Global, including its purpose and links to resources.

AI图片识别文字

AI Optical character recognition

AI

R

Python

A demonstration of how to perform OCR using both online (Gemini 2.5) and offline (InternVL3 1B) AI models, with Python code examples for text extraction from images in both…

数据星期二

Tool

R

Python

A guide to the TidyTuesday data project, demonstrating how to access data and create interactive Shiny apps in both R and Python for data exploration and visualization.

表格展示

Tool

R

Python

A guide to creating visually appealing tables in R and Python using the gt and great_tables packages, with examples of styling, image embedding, and nanoplots.

使用代码发邮件

Using code to send email

Tool

R

Python

A guide to sending emails programmatically using the blastula package in R, covering credential setup, email composition, and sending from Gmail and Outlook.

使用AI给播客语音转文字并作摘要

Using AI to create Summary for podcast

AI

R

Python

A guide on transcribing podcast audio and generating summaries using AI, covering downloading MP3s, using mlx_whisper for transcription, and leveraging the Gemini 2.0 Flash…

路径管理

Path management

Tool

R

Python

A guide to managing file paths in R and Python, with a focus on the fs and here packages in R.

使用AI给视频自动生成中英文字幕

Using AI to create Chinese and English Subtitles

AI

R

Python

A workflow for generating and embedding bilingual subtitles for videos, covering video/audio downloading, transcription with mlx_whisper, translation with Gemini 2.0 Flash…

密码管理

Password management

Tool

R

Python

A guide to securely managing passwords in R and Python using various methods like local files, environment variables, and the keyring package.

正则表达式代码

regular expression

Tool

R

Python

A guide to using regular expressions in R and Python for pattern matching and extraction.

使用git代码版本管理

Using git for version control

Tool

R

Python

A quick reference guide for essential Git commands, covering basic to advanced operations.

Docker使用介绍

Tool

A comprehensive introduction to Docker, covering essential commands, Dockerfiles, and an example of building and managing an RStudio Docker image.

Linux系统操作代码

Tool

A quick reference guide for common Linux commands, covering basic file operations, system information, and process management.

调用网络端AI模型

Run AI model online

AI

R

Python

A guide to interacting with online Large Language Models (LLMs) using R and Python, with examples for Google Gemini, local Ollama, and ChatGPT.

本地运行AI模型

Run AI model on local machine

AI

R

Python

A guide to running AI models locally using Ollama and Hugging Face, with examples in R, Python, and the terminal.

（LLM）大语言模型

(LLM)Large language model

Tool

R

Python

An overview of Large Language Models (LLMs) and their performance across various benchmarks, including math, code, English, and science.

Make QR code

Tool

R

Python

A guide to generating QR codes in R and Python.

R code optimization with lintr and styler

Tool

R

An introduction to lintr and styler for R code optimization, with examples of how to use them for static code analysis and formatting.

AI Code assistant

Tool

R

Python

An introduction to AI code assistants, focusing on setting up and using GitHub Copilot in RStudio.

使用R httr2 调用API

Using R httr2 to call API

Tool

R

A guide to using the httr2 R package for interacting with web APIs, with examples for the US National Weather Service and OpenWeatherMap APIs.

使用R pin数据传输

For data transfer between local and cloud

Tool

R

A guide to using the pins package in R for data transfer and version control between local and online storage.

Python code optimization with ruff

Tool

Python

A guide to using ruff for Python code linting and formatting, including installation, usage, and integration with Positron.

Version control for Python with uv

Tool

Python

A comprehensive guide to using uv for Python project and package management. This document covers installation, project initialization, Python version management, and…

R pacakge download and managment tool

Tool

R

A guide to R package management using the pak and cranlogs packages, covering installation, version checking, and analyzing download statistics.

CPU and GPU

Tool

R

Python

Provides resources for checking CPU and GPU performance, including local and global benchmarks.

Classification Metrics

Machine learning

R

Python

A comprehensive guide to classification metrics in Python, covering concepts like sensitivity, precision, AUROC, and F1-score with practical code examples.

使用iphone或ipad下载youtube

Tool

Instructions on how to download YouTube videos on iOS devices using the a-Shell mini app and the SW-DLT shortcut.

Web scraping in R with rvest

Tool

Webscrap

R

A guide to web scraping in R using the rvest package, with examples of how to extract text, links, and tables from web pages.

Web scraping in Python

Tool

Webscrap

Python

A guide to web scraping in Python using the requests and BeautifulSoup libraries. This document outlines the basic steps and required libraries for extracting data from…

Subscribe to a YouTube channel via email

Tool

A guide on how to subscribe to YouTube channels and receive updates via email using RSS feeds.

Version control with renv

Tool

R

Python

A guide to using the renv package in R for creating reproducible environments and managing package versions. This document covers initialization, package installation, lock…

Youtube下载工具：yt-dlp

Youtube download tool:yt-dlp

Tool

R

Python

A guide to using yt-dlp, a command-line tool for downloading audio and video from YouTube and other sites.

Useful resource

news

resource

A curated list of valuable resources, focusing on YouTube channels dedicated to R programming and data science.