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Tip Bank > Java > Classes

Classes

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Avoid Poor Use of Reflection
by Octavia Anghel
Language: Java, Expertise: Beginner - Learn more about why it is dangerous to create an instance of a class you don't know.
Validating an URL in Java
by M S Sridhar
Language: Java, Expertise: Intermediate - See an example of an easy way of validating an URL.
Understanding the Double Colon in Java
by M S Sridhar
Language: Java, Expertise: Intermediate - See how easy it is to iterate a list and print the values with double colon in Java.
Understanding the Usage of the OffsetDateTime Class
by M S Sridhar
Language: Java, Expertise: Intermediate - Learn how to use the ZoneId to get the current time.
Dangers of Choosing the Wrong Class Loader
by Octavia Anghel
Language: Java, Expertise: Intermediate - See how to avoid using the wrong class loader.
Understanding LineNumberReader
by M S Sridhar
Language: Java, Expertise: Intermediate - Learn more about what you can do with LineNumberReader in Java.
Object Arrays are so Flexible
by Octavia Anghel
Language: Java, Expertise: Intermediate - Learn how to avoid error-prone ways of passing data.
Understanding ToolProvider Class in the Javax.Tools Package
by M S Sridhar
Language: Java, Expertise: Intermediate - Learn how to find the compiler that is available in the current context
Understanding Memory Availability and Usage
by M S Sridhar
Language: Java, Expertise: Intermediate - The Runtime class in Java has various methods to help you understand memory usage.
Effective Usage of Variables in Loops
by M S Sridhar
Language: Java, Expertise: Intermediate - Learn how to make effective usage of variables in loops.
Calling Date.setTime()
by Octavia Anghel
Language: Java, Expertise: Beginner - See why it is inadvisable to use the setTime method to modify an existing Date instance.
Having a Global Configuration, Parameters, Constants Class
by Octavia Anghel
Language: Java, Expertise: Beginner - Learn why, with very few exceptions, you should never place constants across component boundaries.
A Better Way to Achieve Random File Access
by Octavia Anghel
Language: Java, Expertise: Beginner - Despite its name, the java.io.RandomAccessFile class is not very convenient for accessing files in a random-access manner. Learn more about a better way.
How to Avoid Cloning in Java
by M S Sridhar
Language: Java, Expertise: Intermediate - See how to avoid the security issues that arise from having all properties being passed on to a cloned class.
Should Log Instances Be Static or Not?
by Octavia Anghel
Language: Java, Level: Beginner: - See why it is a good idea to store the log instance in a static final variable.
How to Find the End of a File in Java
by M S Sridhar
Language: Java, Expertise: Intermediate - Easily find the end of file that you are processing.
Interesting Java.lang.Math Class
by M S Sridhar
Language: Java, Level: Intermediate: - Check out this interesting java.lang.math class.
Using Calendar.getInstance()
by Octavia Anghel
Language: Java, Level: Beginner: - Learn why you should avoid using the Calendar.getInstance() in many instances.
Random Number Generation Using Java
by M S Sridhar
Language: Java, Level: Intermediate: - Learn how to use the Random class available in the java.util package to generate random numbers.
Clearing the Contents of a StringBuffer
by M S Sridhar
Language: Java, Level: Intermediate: - StringBuffer is a class that facilitates string operations and also helps reduce memory usage.
1-20 of 440     Previous     Next
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