Platform independent socket communication between Java and C++

Hello forum, I would like to build a simple Java server that can receive TCP messages from different endpoints that use Java, C++ or any other language. As far as I know the following message properties are critical: byte order, encoding and number representation. However, I don't know which Java Streams and Writers write Java specific co...

Java OOP optimising code

I am working on my Java assignment - Minesweeper game clone. I have two almost identical (only text label and text frame differ) methods gameWon() and gameLost() which are responsible for showing "Game Won!"/"Game Lost" window at the end of the game. I know that code duplication is bad practice so I want to optimize it. The problem is tha...

Why doesn't this work? - Stanford cs106a Assignment 2.2 (target)

Hi, This is my attempt at answer for the 2nd question of assignment 2 from stanfords cs106a course which is available online. The question is as follows: Captura de pantalla 2013-05-12 a la(s) 21.01.37.png I am aware that there are other ways to solve this problem (see here: Stanford CS106A Assignment 2 Target Solution ) but I feel that m...

Running multi-class Processing project in Eclipse

I've been working on a Processing project recently, and wished to bring it into Eclipse (for use with another class written in Java). Basically what this project is is a race simulation, and I have a TheRace class which contains main(), setup() and draw(), a Race class which contains all the code for iterating through the race itself, a R...

Minesweeper Classic X for Android

Blue Screen Studio Minesweeper Classic X brings the classic Minesweeper game to the Android platform. Enjoy the game! FREE...

How to convert XSSFColor to java.awt.Color?

I working with Excel support for a software which uses both xls and xlsx file formats. A small part of the code is shown below. I am writing code which gets java.awt.Color from org.apache.poi.ss.usermodel.Color. I haven't find any general way to do that. That's why HSSFColor and XSSFColor have separate blocks of code. At least my XSSFColo...

latest java update 7.0.21

Hi guys,Java desided they were going to update to a newer version anyway,it's not working lol,it's saying java runtime inviroment 7.0.21/java spdll is corrupt. I'm open to suggestions.Btw, I've contacted java followed their instructions (uninstall reinstall) still not working.Thanks 4 the help.

How to change iReport font as parameter

i have application that generate report with custom font style, like font family, color,size and style(bold,italic,underline). And i use all font-family from Windows System. I try to use parameter in .jrxml file. Like this : Code: And in the text : Code: ... ... When i preview in iReport, it log error : Code: Error filling print... Font '...

Psychology grades?

Hi:), I am a third year Psychology student and last year overall I had C’s in the 50s region like 52,53 overall because I did better at the exams than the assignment. But I’m inthird year which is like 2/3 I think. So my first two assignments had markslike 65 but the other half of the assignments, I had family problems that Icouldn’t disc...

Overloading assignment operator without return statement

Why does the assignment operator is allowed to return void? And why does assignment chaining works in this case? Take a look at the code, it will be very clear what am I talking about. Code: struct Foo std::string str; Foo(const std::string& _str) : str(_str) Foo& operator=(const Foo& _foo) { str = _foo.str; //return *this; /* NO...

String class print sentence?

Hello I'm a Java beginner and for an assignment I have to "Write two programs: one using the String class and one using the StringBuffer class. Your programs should store a set of Strings in an ArrayList and print those Strings in the order by which they are added." I am currently stuck on the first part! I have tried absolutely everythin...

Need a java code to read 2-dimensional excel file and write as 1-dimensional file

I have tried vba macro it was working fine and as i am new to java i am unable to write code to convert 2-dimensional excel file and write as 1-dimensional file here by i attached the sample excel - i need the java code to convert it and also i attached the vba code which i used - please help me to sort it out Sub format_data() Dim ws As...

How should i use lightbox with angular

I am using angular to shows the details of my Student Object it is working fine But also want the hyperlink on assignment text so that when someone click on that a lightbox opens with all the assignment object details. Now my boss want to use angular only. i know that i can use jquery modal dialog for that but how can i display lighbox i...

Can't run my project in eclipse because java force closes.

I hope this is more worded to be on topic because me not having the ability to code because of a java issue is off topic apparently. When I try to run my project in eclipse. Eclipse just sais at the bottom with no stack trace. If I compile the jar file and run it with javaw it does nothing. If I run it with java it brings up the java(tm)...

Minesweeper, create a winningscreen

I'm working on a Minesweeper game. We've come quite far and we have a problem right now with determining how to fix a winning screen. So that when you've cleared all buttons and only the mines remain, you will be given a Showbox saying basically "YOU WON". We have though about using 3 variables. totalBtns = basically the size of the game...

Problem with Java: Could not create java virtual machine

Admittedly I am... Brand new to Java, and am working on learning the basics etc. But for now, I just want to get it working. I recently uninstalled Java 6 to replace it with Java 7. The installation seemed fine, everything looked in order. Except I tried running a Java based exe and I keep getting the error message "Could not create...

PDF/A1A (XMP Tagged PDF) with XML datasource (JaserReports/iText)

Hello, I'm trying to run the code underneath, but it fails with the error: Code: Exception in thread "main" java.lang.ClassCastException: com.itextpdf.text.Document cannot be cast to org.w3c.dom.Document Here's the actual code. It seems that I'm combining two different Document classes, but I don't know how to solve it. If my co...

Assignment Help, Assignment helper, Homework Help

Assignment Help Experts, #1 USA & UK best online assignment help service providing Homework Assignment Help, Writing assignment help, Math assignment help & others On affordable prices, 1st class quality http://www.assignmenthelpexperts.com/...

very wierd! eclipse does not find java on my computer?

Hello I am very new and I have a problem that has been bothering me all day today. I have been working on a ROS (robotic OS) and I am using java for part of it. The java code itself works fine, but I just updated my java to the latest java and my whole entire eclipse can not find java... even programs like minecraft do not work. I did che...

convert base64 String to Byte code in java

I am working on java profile, I want to know , how to convert the base64 string to byte array. could any one please provide code & it will be help fule to me.

RSpec is displaying an Action View error but the page renders perfectly on local host

The test I'm writing is checking to see if I can delete an assignment or not. I thought I'd check for the presence of the link itself first: describe "Deleting an assignment" do before{ visit assignments_path } it{ should have_selector('th', text: "Band Member") } end Now when I load the page itself it renders perfectly without any err...

How to compile java code from a .net application?

I am creating a source code editor for Java using C# in .NET 4. I need to know how I can interact with the jre to compile the java code on my application editor interface from .net. I wish to display the user any errors on the code as well. Any ideas on how to accomplish this will be greatly appreciated.

Plugin to process change log for a rendered html form

today I got an assignment from my school and I am bit confused about it, what this assignment ask me to do, here I paste the same Assignment: Design and code a jQuery Plugin to process change log for a rendered html form. 1) You need to store the initial values set to the form inputs. 2) On submit of form, you need to calculate the change...

LD_PRELOAD variable in JNI code

My java code calls via JNI some C++ code from a shared library (eg libtest.so). The code is instrumented with some special debugging symbols that exist it libdebug.so. When I call LD_PRELOAD=/usr/lib/libdebug.so java com.test.myMain the execution stops with Exception in thread "main" java.lang.UnsatisfiedLinkError because symbols from lib...

java 3D render distance

I recently started using java 3D for games development. I am currently working on an assignment, a simple racing game to be very specific. What you seeing on this screenshot is just a box, i have given road texture to it, and another box representing a car (which will be replaced by an external model later) This is another screenshot from...

Launching CYGWIN-built executable from Java on Windows 7 fails with "error while loading shared libraries: ?: No such file or directory"

The code in question has worked in more or less the exact same configuration on earlier releases of Windows, however, it is not known to have run on Windows 7 YET! That's what I need to solve now. Briefly, some C code performs some configuration and security checks before launching a java program, passing some data that would be neigh-int...

What will be the java equivalant code for the following code?

I am using JNA to call methods of user32.dll and kernel32.dll. It is working fine as of now. I got stuck in some issue, and I got to know that I have to call this method. void SendCommandToConsole( char* Cmd ) DWORD dwCall = 0x004C1030; __asm { push Cmd; push 0; call dwCall; } SendCommandToConsole ( "rp 2000" ); But I am not even g...

Can't run Java example for Selenium / WebDriver

Having a problem getting going with Selenium on Java. I'm trying to follow the example on this page: http://code.google.com/p/selenium/wiki/G ettingStarted I'm typing this: $ javac -cp . -cp ~/Downloads/selenium-2.20.0/selenium-jav a-2.20.0-srcs.jar -cp ~/Downloads/selenium-2.20.0/selenium-jav a-2.20.0.jar -g Example.java And getting this:...

extracting individual digits from a long in C

I'm doing a homework assignment for my course in C (first programming course). Part of the assignment is to write code so that a user inputs a number up to 9 digits long, and the program needs to determine whether this number is "increasing"/"truly increasing"/"decreasing"/"truly decreasing"/"increasing and decreasing"/"truly decreasing a...

CD command not working as supposed to

Look at the following code: ECHO A2 MKDIR -v /tmp/"My Batch Script File Assignment" ECHO A3 CD "/tmp/My Batch Script File Assignment" can anyone tell me why the cd command under ECHO A3 isn't working. The following PWD command reports that the working directory changes to /tmp. But I am wanting to changing to the "My Batch Script File As...

Calling a method from a subclass in main

I am in a introductory java course and we just started learning about inheritance. I am working on an assignment that asks the we create a "Pet" superclass with a name and age, and three subclasses, each with their own unique trait, I have chosen "Dog", "Cat", and "Bird". After we have all these built, we are to create a Main class to tes...

QR Code not working in Android

I have an application which uses Zxing for QR code scanning. It used to work perfectly before. But now it has stopped working. I havent change the code or didnt anything else. I tried working on it but didnt find any solution. Has anybody else faced such issue and can help me out? Error log: 03-31 10:43:43.545: E/AndroidRuntime(9986): FAT...

SOAP web service using JNA to send text file data to DLL

The following tech-stack (SOAP/JNA/Win DLLs) is a triple-whammy to me, so speak softly and use small words, please ;-) I have access to C-code that has been converted from a standalone application to a set of DLLs. We have access to the C code and the ability to further change as necessary. But we are a Java shop and so there is not a we...

Automatically convert Scala code to Java code

I have an app written in Scala and some of my team members want a Java version of it. It is a demo app to use another API written in Scala, and they want a Java version of the app to be able to use the API from Java. However, the app is somewhat large and I don't want to manually rewerite in Java (and they don't want to learn Scala). Is t...

how to import and edit C++ code in android using ndk?

I have run and compiled an existing c++ code of cocos2d-x on android emulator using eclipse and NDK (CDT and Sequoyah are installed)(c++ code edited outside the eclipse). but, not able to edit c++ code or debug during runtime. If I open a c++ (main.cpp) file, the project gets contaminated with errors. main.cpp is a file having java as wel...

Radix Sort C++ Assignment

I have a problem with my homework assignment and I do not know where I went wrong with it. I have to design a function for radix sort with a a buckets and k rounds. I need to preserve the sequence of the list items in the bucket and therefore I need to keep two points for each bucket - to front and rear. However, when I compile my code an...

Eclipse - Just uninstalled Java 1.7 (still have Java 1.6 on my machine), but now Eclipse won't recognize any java stuff

I'm extremely confused about how to set up Java on Eclipse. I don't get how classpath/system variables/etc all works. I set my Java compiler settings from 1.7 to 1.6 after I uninstalled 1.7 (I still have 1.6). But it's still not working. Any help?...

GWT Designer m_selectedModuleFile error

This is my first time working with GWT. I am following the tutorial at: http://code.google.com/webtoolkit/tools/ gwtdesigner/tutorials/stockwatcher.html I can't get beyond the creation of the GWT Java Project. When I click Finish I get: An error has occurred. See error log for more details. m_selectedModuleFile and when I look at the e...

Assignment like String

I recently went for a Java Interview where the interviewer asked me a question I could not answer. He asked me how I'd create a class whose instances can be assigned to a String, just like a string. Allow me to explain: Say I create a class, MyClass and I create an object of it, say obj. The assignment should be such that: MyClass obj = "...

Error: Could not find or load main class

I am having trouble compiling and running my Java code, intended to allow me to interface Java with a shared object for Vensim, a simulation modeling package. The following code compiles without error: javac -d . -cp ./apache-log4j-1.2.16/log4j-1.2.16.jar:. /vensim.jar SpatialModel.java VensimHelper.java VensimException.java VensimContextR...