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Personal blog

Posted on Edited on Word count in article: 3.2k Reading time ≈ 5 mins.
Explore Duolingo: platforms, pricing, courses, and tips. Learn how to maximize your language learning experience with this comprehensive guide to using Duolingo effectively.

This year, I’ve enjoyed using Duolingo. While it hasn’t significantly improved my skills, it has helped me consolidate basic vocabulary and improve my listening skills. Plus, it doesn’t take much time, averaging just a few to a dozen minutes daily.

Here, I’ll introduce how I use Duolingo.

Platform

Duolingo is cross-platform, supporting Android, iOS, and the Web. There is no Mac version.

I mostly use the iOS version, with the Web version as my secondary choice.

Free or Paid Service?

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Posted on Edited on Word count in article: 1.1k Reading time ≈ 2 mins.
Learn how to use ChatGPT iOS Background Conversations feature, enabling seamless chatting while using other apps or with the screen off.

After upgrading ChatGPT iOS today, I found that it supports Background Conversations. After trying it out quickly, I think it’s amazing.

Here is an guide on how to use the feature.

Requirement

  1. Currently, there are no restrictions. It’s just in the rolling out. If you don’t see the setting yet, please be patient.

  2. It’s recommended to upgrade the app to the latest version. I have upgraded to 1.2024.150 on iOS.

Enable Background Conversations

You can see the option in the settings, turn it on.

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Posted on Edited on Word count in article: 1.9k Reading time ≈ 3 mins.
Learn about the ChatGPT Desktop App for macOS, its requirements, download process, and solutions for login issues. Stay updated with the latest features.

Today, OpenAI released GPT4o, and they released a desktop App that you might not need Raycast AI or Alfred ChatGPT workflow anymore.

Since the App is in rolling out currently, so there are various issues. Below is what I know so far:

MacOS Requirement

The current App only supports Apple Silicon (macOS 14+).

OpenAI planned to launch a Windows version later this year.

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Posted on Edited on Word count in article: 413 Reading time ≈ 1 mins.
Integrate Z-Library with Telegram for a seamless eBook downloading experience. Learn how to set up and use a Telegram bot for easy access to Z-Library resources.

In my opinion, downloading e-book by Z-Library combined with Telegram will have the most comfortable experience. Just mark it here.

  1. Visit https://singlelogin.re
    1. If you don’t have an account, register one.
    2. If access fails, suggest to try using a proxy.
  2. Go to https://singlelogin.re/z-access#telegram_bot_tab to create a TG Bot.
  3. Once the TG Bot is successfully created, you can search for any book on your private Bot and click “download”.

https://static.1991421.cn/2024/2024-05-02-101044.jpeg

Note that the daily download resource is limited.

Posted on Edited on Word count in article: 2.3k Reading time ≈ 4 mins.
Explore SSE in AI chat apps: advantages over WebSocket, implementation with EventSource and Fetch APIs. Learn efficient real-time communication for AI chats.

ChatGPT has been popular for a year now。It has also driven the use of SSE.

Here, I summarize my understanding of it.

Advantages of SSE

  1. Uses the standard HTTP protocol, and not WebSocket. Relative to WebSocket, it has a smaller resource overhead.
  2. SSE transmits text data with simple overhead.

How to Use

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