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When a Java program starts, Java Virtual Machine gets some memory from Operating System. Java Virtual Machine or JVM uses this memory for all its need and part of this memory is call java heap memory. Whenever we create object using new ...
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comment_form() outputs a complete commenting form for use within a WordPress template.
Most strings and form fields may be controlled through the $args array passed into the function, while you may also choose to use the ...
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I’ve been developing a web app without any problem in Eclipse for several months. All of a sudden a problem has developed with Eclipse/Tomcat.
The problem I have is that a 2nd web module has been defined with the same context root. I don’t ...
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This example illustrates how to copy contents from one file to another file. This topic is related to the I/O (input/output) of java.io.File package.
Java.io class represents a file name of the host file system.
The file name can be relative or ...
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Enums are lists of constants like unchangeable variables. Have you heard of Final keyword? It's like that.
When you need a predefined list of values which do represent some kind of numeric or textual data, you should use an enum. For instance, in ...
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If you don't want to use Google Guava's EvictingQueue external dependency in your Java Enterprise Project then you should consider creating your own non-blocking, fixed size queue.
Basically we want avoid java.lang.IllegalStateException: Queue ...
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Setting up Apache Tomcat web server on publicly hosted Linux host is a best way to host your service.
If you want to publish any Java application to world, you need public IP and hence public facing host. Using that you could host your Java ...
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This simple example explains how to iterate through Java Iterator and avoid possible OutOfMemory (OOM) in Java. This post is filed under Java Web Tutorial.
Possible reason: forget to use Iterator.next() inside loop.
Good code: Below example just ...
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In this Java Tutorial we will see how to send an email using GMail SMTP protocol in Java. I'm using JavaMail API v1.6.2. It is very robust solution available in the market.
The JavaMail API provides a platform-independent and protocol-independent ...
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