Java
Browse 404 guides in Java
Showing 30 of 404 guides
(Page 4 of 14)
📄
How to run certain task every day at a particular time using ScheduledExecutorService?
Learn how to run certain task every day at a particular time using scheduledexecutorservice? with practical examples, diagrams, and best practices. Covers java, timertask, background-thread develop...

Generate a key for AES
Learn generate a key for aes with practical examples, diagrams, and best practices. Covers java, encryption, aes development techniques with visual explanations.
📄
Does Java have a using statement?
Learn does java have a using statement? with practical examples, diagrams, and best practices. Covers java, hibernate, using-statement development techniques with visual explanations.
📄
In Java, is a String an array of chars?
Learn in java, is a string an array of chars? with practical examples, diagrams, and best practices. Covers java, string development techniques with visual explanations.
📄
does spring framework mvc replace struts? or am I confused?
Learn does spring framework mvc replace struts? or am i confused? with practical examples, diagrams, and best practices. Covers java, spring, struts development techniques with visual explanations.
📄
Create a two dimensional string array anArray[2][2]
Learn create a two dimensional string array anarray[2][2] with practical examples, diagrams, and best practices. Covers java, arrays, loops development techniques with visual explanations.

How to add new elements to an array?
Learn how to add new elements to an array? with practical examples, diagrams, and best practices. Covers java, arrays, string development techniques with visual explanations.
📄
Correct way to trim a string in Java
Learn correct way to trim a string in java with practical examples, diagrams, and best practices. Covers java, string, variable-assignment development techniques with visual explanations.

Solving the 8 queens
Learn solving the 8 queens with practical examples, diagrams, and best practices. Covers java, breadth-first-search development techniques with visual explanations.

How do I create a static local variable in Java?
Learn how do i create a static local variable in java? with practical examples, diagrams, and best practices. Covers java, scope, static development techniques with visual explanations.
📄
Is putting external jars in the JAVA_HOME/lib/ext directory a bad thing?
Learn is putting external jars in the java_home/lib/ext directory a bad thing? with practical examples, diagrams, and best practices. Covers java, jar development techniques with visual explanations.

What exactly is serial communication?
Learn what exactly is serial communication? with practical examples, diagrams, and best practices. Covers java, serial-port, serial-communication development techniques with visual explanations.
📄
How to delete a folder with files using Java
Learn how to delete a folder with files using java with practical examples, diagrams, and best practices. Covers java, file-io, delete-directory development techniques with visual explanations.
📄
Object Pool Pattern in Java
Learn object pool pattern in java with practical examples, diagrams, and best practices. Covers java, algorithm, design-patterns development techniques with visual explanations.

Java: Replace all ' in a string with \'
Learn java: replace all ' in a string with \' with practical examples, diagrams, and best practices. Covers java, regex, string development techniques with visual explanations.

Compiling a java program into an executable
Learn compiling a java program into an executable with practical examples, diagrams, and best practices. Covers java, executable, compilation development techniques with visual explanations.
📄
implement-your-own blocking queue in java
Learn implement-your-own blocking queue in java with practical examples, diagrams, and best practices. Covers java, multithreading, synchronization development techniques with visual explanations.
📄
What does String.substring exactly do in Java?
Learn what does string.substring exactly do in java? with practical examples, diagrams, and best practices. Covers java, string development techniques with visual explanations.
📄
What does preverification of J2ME application mean?
Learn what does preverification of j2me application mean? with practical examples, diagrams, and best practices. Covers java, java-me development techniques with visual explanations.

What does & do in Java?
Learn what does & do in java? with practical examples, diagrams, and best practices. Covers java development techniques with visual explanations.

How to catch all exceptions except a specific one?
Learn how to catch all exceptions except a specific one? with practical examples, diagrams, and best practices. Covers java, exception development techniques with visual explanations.

How to find unnecessary jars in a project
Learn how to find unnecessary jars in a project with practical examples, diagrams, and best practices. Covers java, maven, jar development techniques with visual explanations.

What does mvn install in maven exactly do
Learn what does mvn install in maven exactly do with practical examples, diagrams, and best practices. Covers java, maven, pom.xml development techniques with visual explanations.

What does division by 1e9d mean?
Learn what does division by 1e9d mean? with practical examples, diagrams, and best practices. Covers java, time, nanotime development techniques with visual explanations.

Why is 2,147,483,647 the max int value?
Learn why is 2,147,483,647 the max int value? with practical examples, diagrams, and best practices. Covers java development techniques with visual explanations.
📄
How can I create an array of linked lists in java?
Learn how can i create an array of linked lists in java? with practical examples, diagrams, and best practices. Covers java, graph, linked-list development techniques with visual explanations.

String method in Java: charAt()
Learn string method in java: charat() with practical examples, diagrams, and best practices. Covers java development techniques with visual explanations.

Java Switch use variable in multiple cases best practice
Learn java switch use variable in multiple cases best practice with practical examples, diagrams, and best practices. Covers java, switch-statement development techniques with visual explanations.

Java: splash screen in a jar file run with the -cp option?
Learn java: splash screen in a jar file run with the -cp option? with practical examples, diagrams, and best practices. Covers java, command-line, jar development techniques with visual explanations.
📄
How does the "final" keyword in Java work? (I can still modify an object.)
Learn how does the "final" keyword in java work? (i can still modify an object.) with practical examples, diagrams, and best practices. Covers java, final development techniques with visual explana...