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[#83] improve README to edit locally

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Mateus Costa 2018-05-24 23:02:05 +02:00
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@ -19,6 +19,17 @@ can now click on the links below to load the exercises in the rust playground!
There are infinite correct answers-- the exercises are sometimes left very open-ended. Scroll down
in the playground to find comments that have hints.
### To do these exercises in your local environment and execute them online afterwards:
* clone the repo to your local environment: `git clone git@github.com:rustlings/rustlings.git`
* edit the rustling that you want, per example `variables/variables1.rs`
* run `cargo run` in the project folder
* you will notice that you README file was modified and now it has the new content of the file that you edited
* click in the new URL in the README and you will redirect to the rust playground and the whole file content it will be loaded
* to execute in the rust playground, just click on `run`
### Need help?
If you need more help or would like to compare solutions, you can ask in [#rust-beginners on
irc.mozilla.org](https://chat.mibbit.com/?server=irc.mozilla.org&channel=%23rust-beginners ), the
[user forum](https://users.rust-lang.org/), or [the subreddit](https://reddit.com/r/rust). If an