Unhandled Exception: type ‘String’ is not a subtype of type ‘int’ of ‘index’ flutter new

I am not getting output on my app and it should have give a output like many question is how to sisplay json data in my flutter app class AppState extends State<AppName>{ var name ; var email ; int cgpa ; TextEditingController user = new TextEditingController(); String url = ‘http://10.42.0.243:8000/students/’; getData(String username) async{ String profile…

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The trait `std::future::Future` is not implemented for `std::result::Result

I’m trying to run basic reqwest example: extern crate reqwest; extern crate tokio; #[tokio::main] async fn main() -> Result<(), reqwest::Error> { let res = reqwest::Client::new() .get(“https://hyper.rs”) .send() .await?; println!(“Status: {}”, res.status()); let body = res.text().await?; println!(“Body:\n\n{}”, body); Ok(()) } Error that I’m getting: –> src/main.rs:6:15 | 6 | let res = reqwest::Client::new() | _______________^ 7…

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How to go about installing opkg from source in an Android noArt device?

Below is data to get info about distribution and architecture of the Android noArt device output of cat ‘/proc/version’ : Linux version 4.4.22+ ([email protected]) (gcc version 4.8 (GCC) ) #xx SMP PREEMPT day date timestamp output of ‘/uname -a’ : Linux localhost 4.4.22+ #xx SMP PREEMPT day date timestamp armv7l Here’s what I have already…

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