Blog: java revisited |
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223 blogs
updated: 22 min. ago
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In the last article, I have shown how to remove key/value pairs from a map in Java based upon some conditions e.g. remove all entries where ...
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Sometimes we need to enable and disable input elements e.g. text box, radio buttons or checkbox, how can we do it dynamically without loadin...
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Suppose you have a Map e.g. HashMap or Hashtable, which contains key value pairs e.g. books and their prices, and you want to remove all boo...
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One of the main drawback of changing job or changing project it that you lost all subject matter expertise you have learned by working the l...
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If you are preparing for Oracle Certified Associate, Java SE 8 Programmer, also known as Java SE 8 Programmer I or OCAJP8 exam and looking f...
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The ConcurrentHashMap class part of concurrent collections added on JDK 1.5 e.g. BlockingQueue, CopyOnWriteArrayList, CopyOnWriteArraySet et...
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If you have been coding in Java 8 then you know that using method reference in place of lambda expression makes your code more readable, hen...
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Groovy is a programming language which is specially created for Java developers with a view to being a fast paced, scripting companion to Ja...
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Until JDK 8, there was no way to create a large, thread-safe, ConcurrentHashSet in Java. The java.util.concurrent package doesn't even have ...
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StringBuffer and StringBuilder are two important classes in Java which represents mutable String i.e. the String object, whose value can be ...
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