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blog/olin 1: typo

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Cadey Ratio 2018-09-01 20:45:16 -07:00
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blog/olin-1-why-09-1-2018.markdown
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@ -30,7 +30,10 @@ When matching data is written to the queue for the event type `example.UserLogin
all of the handlers registered to that data type will run with serialized protocol
buffer bytes as its standard input. If the handlers return a nonzero exit status,
they are retried up to three times, exponentially backing off.
Handlers need to deal with the fact they can be run out of order.
Handlers need to deal with the fact they can be run out of order, and that multiple
instances of them will can be running on physcially different servers in parallel.
If a handler starts doing something and fails, it should back out any previously
changed values using transactions or equivalent.
Consider an Olin handler equivalent to a Unix process.
@ -88,7 +91,7 @@ is the kind of API that libc would be implemented on top of.
Dagger processes will use [WebAssembly][wasm] as a platform-independent virtual
machine format. WebAssembly is used here due to the large number of
implemetnations and compilers targeting it for the use in web programming. We can
implementations and compilers targeting it for the use in web programming. We can
also benefit from the amazing work that has gone into the use of WebAssembly in
front-end browser programming without having to need a browser!