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What is the difference between Tomcat, JBoss and Glassfish?
I am starting to look into Enterprise Java and the book I am following mentions that it will use JBoss. Netbeans ships with Glassfish. I have used Tomcat in the past.
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How to serialize an object into a string
...u still want to write it down into a String you can encode the bytes using java.util.Base64.
Still you should use CLOB as data type because you don't know how long the serialized data is going to be.
Here is a sample of how to use it.
import java.util.*;
import java.io.*;
/**
* Usage sample s...
How to get a thread and heap dump of a Java process on Windows that's not running in a console
I have a Java application that I run from a console which in turn executes an another Java process. I want to get a thread/heap dump of that child process.
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Cutting the videos based on start and end time using ffmpeg
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ffmpeg -i movie.mp4 -ss 00:00:03 -t 00:00:08 -async 1 -c copy cut.mp4
Use -c copy for make i...
How to cast List to List
... code; you should be able to tweak your type declarations to avoid it. But Java generics is too complicated, and it is not perfect. Sometimes you just don't know if there is a pretty solution to satisfy the compiler, even though you know very well the runtime types and you know what you are trying t...
Java FileReader encoding issue
I tried to use java.io.FileReader to read some text files and convert them into a string, but I found the result is wrongly encoded and not readable at all.
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Has Facebook sharer.php changed to no longer accept detailed parameters?
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Starting from July 18, 2017 Facebook has decided to disregard custom parameters set by users. T...
What is the difference between Serializable and Externalizable in Java?
What is the difference between Serializable and Externalizable in Java?
11 Answers
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Extracting .jar file with command line
...From the docs:
To extract the files from a jar file, use x, as in:
C:\Java> jar xf myFile.jar
To extract only certain files from a jar file, supply their filenames:
C:\Java> jar xf myFile.jar foo bar
The folder where jar is probably isn't C:\Java for you, on my Windows partition...
Difference between acceptance test and functional test?
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Mark Amery
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answered Jul 30 '10 at 11:55
Patrick Cu...