Search Results for: java 8
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Core Java
Get ArrayLists of Values and Keys from a HashMap in Java
In Java, the HashMap is a commonly used data structure that stores keys-value pairs. Sometimes, we may need to extract…
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Core Java
Sorting Java ArrayList in Ascending and Descending Order
ArrayList, which is part of the Java Collections Framework is a popular choice for storing and managing collections of data…
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Core Java
Sort a Java Map In Descending Order
Sorting data is a fundamental operation in all programming languages, allowing for efficient organization and retrieval of information. Let’s explore…
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Core Java
Convert String ArrayList To Array In Java
The need to convert a String ArrayList to an Array is very common in Java programming. The core language provides…
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Core Java
Convert 12-Hour Time into a 24-Hour Time Format using Java
Converting time from the 12-hour clock format to the 24-hour clock format is a common programming task, particularly when dealing…
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Core Java
Java Validation List Annotations
Java Validation List Annotations empower developers to validate lists of elements within applications. By specifying rules and constraints, these annotations…
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Enterprise Java
Java Kafka Bootstrap Server
In Kafka configuration, the “bootstrap-server” parameter plays a pivotal role. It represents the initial connection point for Kafka clients. When…
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Core Java
Java Sorted Lists
Sorting in Java is the process of arranging elements in a specific order, typically ascending or descending. Java provides several…
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Core Java
Converting String or String Array to Map in Java
Data manipulation is a common task that Java developers often encounter when developing applications. One particularly useful operation is to…
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Core Java
Delete Duplicate Values From HashMap in Java
HashMap in Java programming is a widely used data structure that allows application developers to store and manage key-value pairs…
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