How To’s
Here you can find multiple handy tips from practical situations useful in Java programming
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Sort a List of Objects by Multiple Fields
You need to sort a list of users first by their ID and then by their…
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Filter a List of Objects Based on a Condition
You want to filter out names from a list that do not start with the letter…
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Group a List of Objects by a Specific Key
In many Java applications, it’s common to have collections of objects that need to be grouped…
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Transform a List to a Map of ID and Object
Situation:You have a list of users, and you need to create a map where each user’s…
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