Search Results

Search found 43100 results on 1724 pages for 'java persistence api 2 0'.

Page 242/1724 | < Previous Page | 238 239 240 241 242 243 244 245 246 247 248 249  | Next Page >

• Maximum number of type parameters used in a java class

  - by True Soft

  What is the maximum number of type parameters you used in a java class? Example for 4: class MyClass<A, B, C, D> { }

  Read the article

• Java marshaller performance

  - by cbz

  Hi, I've used JAXB Marshaller as well as my own marshaller for marshalling pure java bean objects into XML. It has been observed that both of them require almost same time to marshal. The performance is not acceptable and needs to be improved. What are possible ways where we can improve performance of marshaller? Like threading?

  Read the article

• java web browser slow

  - by zachary

  org.eclipse.swt.browser.Browser I load the embedded browser into java and have it load a page. It seems to load really slow... is this an issue with the page caching? What can I do to speed this up?

  Read the article

• Java based HTML to Microsoft Word conversion tools

  - by KandadaBoggu

  I am looking for a open source library in Java for HTML Microsoft Word conversion. I have found many tools for Word to HTML conversion but not too many for converse.

  Read the article

• Translate Ruby snippet to Java

  - by sipwiz

  How can I do the equivalent of the Ruby snippet below using Java? require 'net/http' res = Net::HTTP.get_response(URI.parse("http://somewhere.com/isalive")).body

  Read the article

• reserved words in java

  - by abson

  goto is a reserved word in java. Is it true? Why so?

  Read the article

• what is java exception?

  - by Stupid_medankia

  What is java exception? Is an exception considered an error? When should I throw exceptions? How many kind of exceptions?

  Read the article

• Readkey in Java

  - by mouthpiec

  Hi, I am new to Java ... is there a similar method to the ReadKey() in C# to avoid that a console application closes? thanks

  Read the article

• How to retry opening a properties file in Java

  - by Hoggy

  I'm trying to handle an FileNotFoundException in Java by suspending the thread for x seconds and rereading the file. The idea behind this is to edit properties during runtime. The problem is that the programm simply terminates. Any idea how to realize this solution?

  Read the article

• Hide Java application from command-tab application switcher in OSX

  - by mystro

  I have a java application that has an icon in the tray of the menu bar at the top of OSX. I've been able to remove the icon from the dock when the application is "minimized to tray", but it still appears when I command-tab to switch between my running applications. I'd like to hide it from there too, but I'm not sure how to do that, so I would appreciate any advice Thanks!

  Read the article

• What is the right data type for calculations in Java

  - by Raju

  Should we use double or BigDecimal for calculations in Java? How much is the overhead in terms of performance for BigDecimal as compared to double?

  Read the article

• Sending mail from a java app without using an external SMTP server

  - by Andrew

  JavaMail requires that you specify an external SMTP server when sending mail. I want to have my java app send email directly without having to use an external SMTP server such as postfix or sendmail. Can anyone recommend a library which provides this kind of functionality? Ive done some googling and have come up with nothing.

  Read the article

• Securing username/password embedded in Java Desktop App

  - by William

  My Java desktop application includes a component for communicating with a web service. We therefore need to include the access details for it within the application, but do not want it to be easily accessible in the event that the code is decompiled (we will be obfuscating). What techniques can we use to secure these details?

  Read the article

• How can I see which garbage collector java is using

  - by Thirler

  The Java Virtual Machine supports several garbage collection strategies. This article explains them. Now I am wondering which (automatically selected) strategy my application is using, is there any way to let the JVM(version 1.6) print this information?

  Read the article

• Why is System.arraycopy native in Java?

  - by James B

  I was surprised to see in the Java source that System.arraycopy is a native method. Of course the reason is because it's faster. But what native tricks is the code able to employ that make it faster? Why not just loop over the original array and copy each pointer to the new array - surely this isn't that slow and cumbersome? Thanks, -James

  Read the article

• What is "Paint" event handler in Java?

  - by Ahmad Farid

  What is the event handler in Java (using net beans, Swing) that resembles the Paint in C#? The event which shall be fired when the form is restored, resized ... etc

  Read the article

• Invoking powershell from Java

  - by Hannes de Jager

  Anyone know of a good library to invoke powershell scripts from within Java? I'm currently spawning a seperate process (powershell.exe) and then parse the output, but it would really be nice if I can leverage Powershell's 'power' by getting objects back from a powershell call. Edit: Otherwise, anyone else doing such interop? What method do you use?

  Read the article

• Smartfoxserver java extension

  - by Daniel

  Hello, I'v created a java extension that handles login requests using smartfoxserver for my game. The following is inside the internal event: View Here: http://mfpurl.net/index.php/view/8e43b130 But its complaining invalid login request?

  Read the article

• java progress bar while applet loads

  - by Dan

  OK so, let's say I have a Java applet that takes a while to load (~5 secs). It's getting the mysql-connector.jar and it's loading. Well.. instead of the gray box with the coffee logo... can I make it have a simple progress bar with the percent? Thanks.

  Read the article

• regex for date in java

  - by sahmed

  Hi , can someone help me what would be the regular expression in java for the string "Feb. 26, 2009 8:08 AM PST"????

  Read the article

• How many ways a java Program can end ?

  - by Frank

  I know use System.exit(0) can end a java program, for instance, if I have a JFrame window, it will close and end the program, but I wonder how many other ways, can it be closed and the program be ended ? Including when an error occurs, will the program be shut down and the JFrame be closed ?

  Read the article

• any tool for java object to object mapping ?

  - by Ravi Nikam

  Friends, I am trying to convert DO to DTO using java and looking for automated tool before start writing my own. I just wanted to know if there any free tool available for the same.

  Read the article

• Preventing call of a private constructor from within the class in java

  - by code_pro

  Hi We can resrict the creation of object of a class by making it's constructor private. But this constructor could still be called from within the class. is there anyway to prevent this in Java? Thnx.

  Read the article

• Java Shoutcast Query

  - by John

  Hi there, I have a Java IRC bot which i would like to query a shoutcast server and return basic information (song playing etc). Can someone guide me in the right direction? Thank you.

  Read the article

• "using" keyword in java

  - by DrDro

  In Java is there an equivalent to the C# "using" statement allowing to define a scope for an object: using (AwesomeClass hooray = new AwesomeClass) { // Great code } This has probably allready been asked but the keywords make it difficult to find a relevant question.

  Read the article

< Previous Page | 238 239 240 241 242 243 244 245 246 247 248 249  | Next Page >