JavaBot
JavaBot
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 12/8/2024 in #❓︱qotw-answers
Week 103 — How can one connect to a database using JDBC?
5 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 12/1/2024 in #❓︱qotw-answers
Week 102 — What is the `package-info.java` file and what can be done with it?
3 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 11/24/2024 in #❓︱qotw-answers
Week 101 — How can a directory be deleted from Java code including subdirectories and files?
2 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 11/17/2024 in #❓︱qotw-answers
Week 100 — What's the purpose of the `transient` keyword?
7 replies
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Created by JavaBot on 11/10/2024 in #❓︱qotw-answers
Week 99 — What is the `ReentrantReadWriteLock` class used for and how can it be used?
3 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 11/3/2024 in #❓︱qotw-answers
Week 98 — What is an enum?
12 replies
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Created by JavaBot on 10/27/2024 in #❓︱qotw-answers
Week 97 — What is Base64 and how can data be encoded/decoded with it?
8 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 10/20/2024 in #❓︱qotw-answers
Week 96 — How can random numbers be generated in a Java application?
8 replies
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Created by JavaBot on 10/13/2024 in #❓︱qotw-answers
Week 95 — How can one find all ways a `String` matches a given regex?
2 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 10/6/2024 in #❓︱qotw-answers
Week 94 — How can one convert a datetime from one timezone to another?
8 replies
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Created by JavaBot on 9/29/2024 in #❓︱qotw-answers
Week 93 — What are unmodifiable collections and how can these be obtained?
5 replies
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Created by JavaBot on 9/22/2024 in #❓︱qotw-answers
Week 92 — What is a "defensive copy" and what is its purpose?
2 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 9/15/2024 in #❓︱qotw-answers
Week 91 — What are synchronized collections and how do they differ from regular collections?
6 replies
Week 90 — What happens when running a Java program with `java -jar`?
5 replies
Week 89 — What is the purpose of the `DatagramSocket` class and how can it be used?
4 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 8/25/2024 in #❓︱qotw-answers
Week 88 — What is Jakarta EE?
4 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 8/18/2024 in #❓︱qotw-answers
Week 87 — What is the purpose of the `jcmd` tool?
3 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 8/11/2024 in #❓︱qotw-answers
Week 86 — What is a heap dump and how can it be obtained from a Java application?
8 replies
Week 85 — What is the Epsilon GC?
6 replies
JCHJava Community | Help. Code. Learn.
Created by JavaBot on 7/28/2024 in #❓︱qotw-answers
Week 84 — What is a JAR file?
12 replies