System Design | Implementation Rule Book | CheatSheet

1. Spy @Spy ClassToBTested classToBTested= new ClassToBTested(); 2. Call RealMethod @Mock mockedClass when(mockedClass).doSo...

-ES in NRT search framework. - Only a small latency from a document is indexed until it is searchable. - Latency is of 1 s...

Service Registeries Providers Apache Zookeeper Consul Etcd Service Discovery with Spring Boot  Consul Provides support for -...

BAC :Budget at Completion EAC: Estimate at Completion PV: Planned Value EV:  Earned Value AC: Actual Cost CV : Cost Variance SV: Sc...

Alias name: employee I . Aliases   _cat/aliases    get _alias/employee_index II . Search records   GET employee_alias/_search { ...

ES provides near real time search capabilities. Shards: Number of pieces the data is going to be divided. Replicas: This is a fail...