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Java Exceptions
Java Exceptions
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Volodymyr Portianko
Java Exceptions
20 July 2018 13:49
Exceptions: checked, unchecked, and custom
Hi! In the last lesson, we got acquainted with exceptions in the Java language, and saw examples of how to work with them. Today we will take a deeper look at the structure of exceptions, and learn how to write our own exceptions. :) As we said previously, there are a lot of exceptions in Java, almost 400 ...
Oleksandr Miadelets
Java Exceptions
1 November 2023 14:29
Exception Handling in Java
Hi! I hate to mention it, but a huge part of a programmer's work is dealing with errors. Most often, his or her own. It turns out that there are no people who don't make mistakes. And there are no such programs either. Of course, when dealing with an error, the main thing is to understand its cause ...
Alex Vypirailenko
Java Exceptions
11 August 2022 14:50
Exceptions in Java
Everyday life is full of situations that we don't anticipate. For example, you get up for work in the morning and look for your phone charger, but you can't find it anywhere. You go to the bathroom to shower only to discover that the pipes are frozen. You get in your car, but it won't start...
Vasyl Malik
Java Exceptions
16 September 2021 13:43
ConcurrentModificationException in Java
What is ConcurrentModificationException in Java? “The ConcurrentModificationException occurs when a resource is modified while not having the privileges of modification." In other words, The Java ConcurrentModificationException...
John Selawsky
Java Exceptions
9 June 2022 8:32
Java Catch Multiple Exceptions
Before learning about catching multiple exceptions, you need to be familiar with basic exception handling in Java. Moving forward, we assume you are familiar with a try and catch block in Java...
Vasyl Malik
Java Exceptions
2 May 2023 9:48
Java throw Exception
Everywhere we go, unpredictable events are waiting for us. Earthquakes, irrational actions of people, meteorites... or something simpler — a light bulb burns out, a bank card demagnetizes, a gasoline gauge breaks. We cannot disable unpredictable events, but we can at least be partially prepared for them...
Alex Vypirailenko
Java Exceptions
18 August 2021 6:21
NumberFormatException in Java
What is NumberFormatException in Java? “The NumberFormatException is thrown at the conversion of a non-numeric String to a number.” Simply put, if a String does not hold only numeric data and you try to convert...
Jesse Haniel
Java Exceptions
19 February 2025 12:17
Java Try - Catch
Errors can occur during program executing. It’s a common problem for every programmer, from a beginner to a real pro. Not all errors arise through the fault of the developer. Some of them are difficult to predict, and sometimes it’s not possible. For example...
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