Tagged Questions

Java is an object-oriented language and runtime environment (JRE). Java programs are platform independent, because they are compiled to bytecode and their execution is handled by a Virtual Machine called the Java VM or JVM.

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unexpected behaviour while reading intermediate file : HADOOP

i have a file written by reducer1 in TextOutputFormat and i am trying to get data in next mapper from it line by line processing and i m using this code in next mapper, but according to this code next ...
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1answer
13 views

Samsung Java SDK 1.2.2 for OSX

I'm trying to find a Samsung Java SDK 1.2.2 for OSX, is there anyone? In Samsung Java SDK I've just found one for Windows. Thanks!
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1answer
10 views

Overhead of getting file metadata (last modified date)

Am I correct in assuming that java.io.File(file).lastModified() will not cause the file itself to be loaded in any way and thus have minimal overhead? It's a really basic question, however I can't ...
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Getting tons of Exceptions from HtmlUnit and getPage() not working?

I'm attempting to scrape the practice quizzes from my History Book's website so that I can assemble them all into one big test to study. The page is here. It is all driven by javascript, so I'm ...
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14 views

Processing exported executable references

I want to export from processing an executable.This happens normaly but it makes also 2 folders one source and one lib that stors the .pde and the .jar files that the executable needs. I want to make ...
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0answers
21 views

Prevent stoping android service

I've a Service that is called from an Activity with this code : startService(new Intent(AMC_Activity.this,CallService.class)); Service is running good for about 20-30 minutes, but after that ...
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1answer
25 views

Decode and Decode UTF-8 with Java

I'm have a problem to decode and encode String, My program reads String Value Hungr\u00EDa from Response webservice, and then i need translate this value to Hungría.. I can't understand how to works. ...
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0answers
37 views

File Caching Effects Java

I've build a test project and collect runtimes of different operations. First I take 6000 image files from a directory, than use ImageIO to read into Image and BufferedImage objects. On the second ...
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1answer
33 views

Weird situation on onClick(), if else condition is failing

I'm having a very weird situation in my app. I have an activity, on which I have log in button. On button click I'm checking whether user is logged in or not, and simultaneously showing proper ...
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1answer
27 views

NoClassDefFoundError in the simplest tomcat web app ever

I have an extremely simple web app for experimenting in java. I have the following java class defined: And a JSP file as follows: The tomcat folders/files look like this (this is not official ...
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1answer
25 views

Java textField infinite loop

when I run this code, the do while becomes an infinite loop, I don't understand why. public int playTurn(int pileSize){ int marbles; do{ marbles = gui.getMarblesToRemove(); ...
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2answers
13 views

Appengine MemCache resets across multiple runs

I m new to app engine. I m using Memcache and running it in eclipse. And every time i run the app the value of memcache resets. And i dont have the old values MemcacheService memCache= ...
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7answers
36 views

Allocate an ArrayList Values to Another

I have many functions that take a global ArrayList as an argument, some of them don't make any change of this list, and others are need to remove some elements of this array while working, so i create ...
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0answers
12 views

Android - getActionBar().setDisplayHomeAsUpEnabled() crashes app, only on small French screen

So I am in the process of localizing my app for different languages, starting with French, and have come across a bizarre problem. Upon creating an activity, I call ...
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votes
1answer
14 views

playin sound inside CountdownTimer doesnt stop

i have this code for downtime counter : CountDownTimer CountdownTimer = new CountDownTimer(30000, 1000) { public void onTick(long millisUntilFinished) { txttime.setText( ...

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