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Spring Data MongoDB : get last modified records (date sorting)
In Mongodb, you can use sort()to do the date sorting.
Date: 2019-08-17 View: 1520
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Java 8 Lambda : Comparator example
In this example, we will show you how to use Java 8 Lambda expression to write a Comparator to sort a List.
Date: 2019-08-17 View: 1520
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MongoDB : Sort exceeded memory limit of 104857600 bytes
Performs a large sort operation (Aggregation) in a collection, and hits the following error message :
Date: 2019-08-17 View: 1520
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Java How to display all Environment variable
In Java, you can use System.getenv() to return a Map with all the environment variables.
Date: 2019-08-17 View: 1520
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Java 8 How to sort a Map
Java 8 Stream examples to sort a Map, by keys or by values.
Date: 2019-08-17 View: 1520