fix broken links (#441)

Co-authored-by: Igor Aleksanov <popzxc@yandex.ru>
Co-authored-by: Altug Sahin <altugsahin@gmail.com>
Co-authored-by: Rob Ede <robjtede@icloud.com>

other/protobuf/README.md

@@ -5,6 +5,7 @@
 ### Server
 
 ```shell
+cd other/protobuf
 # From workspace
 cargo run --bin protobuf-example
 

other/server-sent-events/README.md

@@ -2,6 +2,7 @@
 Example of server-sent events, aka `EventSource`, with actix web.
 
 ```sh
+cd other/server-sent-events
 cargo run
 ```
 
@@ -14,7 +15,7 @@ curl localhost:8080/broadcast/my_message
 *my_message* should appear in the browser with a timestamp.
 
 ## Performance
-This implementation serve thousand of clients on a 2013 macbook air without problems.
+This implementation serve thousands of clients on a 2013 macbook air without problems.
 
 Run [benchmark.js](benchmark.js) to benchmark your own system:
 
@@ -37,4 +38,4 @@ $ node drain.js
 Connections dropped: 5957, accepting connections: false^C⏎
 ```
 
-_Accepting connections_ indicates wheter resources for the server have been exhausted.
+_Accepting connections_ indicates whether resources for the server have been exhausted.

other/udp-echo/README.md

@@ -5,7 +5,7 @@
 ### server
 
 ```bash
-cd examples/udp-echo
+cd other/udp-echo
 cargo run
 # Started http server: 127.0.0.1:12345
 ```

other/unix-socket/README.md

@@ -1,7 +1,11 @@
 ## Unix domain socket example
 
 ```bash
-$ curl --unix-socket /tmp/actix-uds.socket http://localhost/
+cd other/unix-socket
+cargo run
+
+# in another shell
+curl --unix-socket /tmp/actix-uds.socket http://localhost/
 Hello world!
 ```
 
@@ -10,5 +14,5 @@ according to the
 [documentation](https://actix.github.io/actix-web/actix_web/struct.HttpServer.html#method.bind_uds).
 
 And it does not delete the socket file (`/tmp/actix-uds.socket`) when stopping
-the server so it will fail to start next time you run it unless you delete
+the server, so it will fail to start next time you run it unless you delete
 the socket file manually.