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junv
2020-04-05 05:47:56 +10:00
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categories/go.md
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@@ -149,7 +149,7 @@ func main() {
### RWMutex
!> A RWMutex is a reader/writer mutual exclusion lock. The lock can be held by an arbitrary number of readers or a single writer. The zero value for a RWMutex is an unlocked mutex.
!> In other words, readers don't have to wait for each other. They only have to wait for writers holding the lock.
In other words, readers don't have to wait for each other. They only have to wait for writers holding the lock.
### string literals
categories/iot.md
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@@ -23,7 +23,7 @@ The most important aspect of pub/sub is the decoupling of the publisher of the m
* **Synchronization decoupling**: Operations on both components do not need to be interrupted during publishing or receiving.
> In summary, the pub/sub model removes direct communication between the publisher of the message and the recipient/subscriber. The filtering activity of the broker makes it possible to control which client/subscriber receives which message. The decoupling has three dimensions: space, time, and synchronization.
!> In summary, the pub/sub model removes direct communication between the publisher of the message and the recipient/subscriber. The filtering activity of the broker makes it possible to control which client/subscriber receives which message. The decoupling has three dimensions: space, time, and synchronization.
MQTT embodies all the aspects of pub/sub that we’ve mentioned: