Rayling Pathar
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Recent Posts
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Types of Caching
Spatial Cache It works on keeping in cache all the pages which are present nearby of a particular request. If the application is able to predict what the next set of elements/tools is going to be used then it can bring that into memory. Example – if the application is Photoshop – if the user uses…
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Write Amplification – Application, DB, SSD
Application Write Amplification It’s a single operation on the front-end – let’s say -> mark a task completed. This may translate to multiple things on the backend. It would change the status to completed based on the status completion – another task needs to be marked completed update a log table for maintaining history So…
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Spring Framework
Spring Core Spring has many parts. Core is about dependency injection /version where we have to decouple the classes. Spring has containers just like a Tomcat has called a container. It manages the lifecycle of an object mentioned in XML similar to Tomcat. This works based on Factory Pattern – A factory class can instantiate…
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TypeScript
Issues with JavaScript Var a = “gaurav”; var a; var a = 1;We aren’t definitning what kind of value a is so it becomes difficult for further manipulations. Type safety is an issue. function sum( var , var b ) { return a + b}sum(2 , 3); sum ( 2, 3, 4); both return same…