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Week 157 — How can one read the content of a text file in a Java program?

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Week 156 — What is the javap tool and what is it used for?

JavaBot12/7/25, 5:00 PM

Question of the Week #156

What is the javap tool and what is it used for?

Week 155 â What thread-safe collections does Java provide?

JavaBot11/30/25, 5:00 PM

Question of the Week #155

What thread-safe collections does Java provide?

Week 154 — How can one safely remove elements while iterating over a collection?

JavaBot11/23/25, 5:00 PM

Question of the Week #154

How can one safely remove elements while iterating over a collection?

Week 153 — What is the native-image tool and what is it used for?

JavaBot11/16/25, 5:00 PM

Question of the Week #153

What is the native-image tool and what is it used for?

Week 152 — How can one use tools like VisualVM to profile Java applications?

JavaBot11/9/25, 5:00 PM

Question of the Week #152

How can one use tools like VisualVM to profile Java applications?

Week 151 — How can one use CDS archives to improve startup of Java applications?

JavaBot11/2/25, 5:00 PM

Question of the Week #151

How can one use CDS archives to improve startup of Java applications?

Week 150 — What is a preview JDK feature?

JavaBot10/26/25, 5:00 PM

Question of the Week #150

What is a preview JDK feature?

Week 149 — What is String interning?

JavaBot10/19/25, 5:00 PM

Question of the Week #149

What is String interning?

Week 148 — What are module import declarations and how are they used?

JavaBot10/12/25, 5:00 PM

Question of the Week #148

What are module import declarations and how are they used?

Week 147 — What is the assert keywords and how can one use it?

JavaBot10/5/25, 5:00 PM

Question of the Week #147

What is the assert keywords and how can one use it?

Week 146 — What is an ArrayList?

JavaBot9/28/25, 5:00 PM

Question of the Week #146

What is an ArrayList?

Week 145 — What is the Semaphore class and what is it used for?

JavaBot9/21/25, 5:00 PM

Question of the Week #145

What is the Semaphore class and what is it used for?

Week 144 — What is a record pattern and how can one use it?

JavaBot9/14/25, 5:00 PM

Question of the Week #144

What is a record pattern and how can one use it?

Week 143 — How can one encrypt a message using RSA?

JavaBot9/7/25, 5:00 PM

Question of the Week #143

How can one encrypt a message using RSA?

Week 142 — What is jshell?

JavaBot8/31/25, 5:00 PM

Question of the Week #142

What is jshell?

Week 141 — What kinds of comments can be used in Java and how do they differ?

JavaBot8/24/25, 5:00 PM

Question of the Week #141

What kinds of comments can be used in Java and how do they differ?

Week 140 — What are multi-release JARs and how are they structured?

JavaBot8/17/25, 5:00 PM

Question of the Week #140

What are multi-release JARs and how are they structured?

Week 139 — What is JPA (Jakarta Persistence)?

JavaBot8/10/25, 5:00 PM

Question of the Week #139

What is JPA (Jakarta Persistence)?

Week 138 — What is a system property and how can it be passed to a Java application?

JavaBot8/3/25, 5:00 PM

Question of the Week #138

What is a system property and how can it be passed to a Java application?