Singleton - sync.once

Java

Go

Handle 1st response from Race Condition-

with Channel

Memory Leak on Go Routine

Channel

unbuffered vs bufferd

Handle all response from Race Condition-

with Channel

Object Pool-

with buffered Channel

Scenario

High Cost for creating instance,

like: DB connection, network connection...

Avoid create duplicated

Buffer Size == Pool Size

Handle Timout

get

relase

Diff pool for diff cache

sync.Pool

is not pool object

more like cache for 1 Object

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