• Member Avatar for Ewald Horn
    Ewald Horn

    Replied To a Post in WTA : How to extract image from Java serialization data file ?

    I don't see the file attachment, so it's difficult to answer.
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    Ewald Horn

    Began Watching WTA : How to extract image from Java serialization data file ?

    i use an image ??? application. I browse trough its folder but can not find a single image file yet. There are plenty Java serialization data file, in its folder. …
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    Ewald Horn

    Began Watching How to increase loading time of a div

    I am loading images from folder but problem is first loading div after storing images. Because of this problem i have to increase loading time div. <script type="text/javascript"> $(function() { …
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    Ewald Horn

    Replied To a Post in How to increase loading time of a div

    You can try this window.setTimeout(function() { $("#myweb").load("webcamsnap.php"); }, 2000); Inside your function. It will make the load wait 2 seconds before actually executing it.
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    Ewald Horn

    Began Watching Master Card Send Money API Getting 400 error #JAVA

    This my code someone say were i missed it OAuthRsaSha1Signer rsaSigner = new OAuthRsaSha1Signer(); com.google.gdata.client.authn.oauth.OAuthParameters params = new com.google.gdata.client.authn.oauth.OAuthParameters(); params.setOAuthConsumerKey(oauthconsumerkey); params.setOAuthNonce(Util.getNonce()); params.setOAuthTimestamp(Util.getTimestamp()); params.setOAuthSignatureMethod("RSA-SHA1"); params.setOAuthType(com.google.gdata.client.authn.oauth.OAuthParameters.OAuthType.TWO_LEGGED_OAUTH); params.addCustomBaseParameter("oauth_version", "1.0"); rsaSigner.setPrivateKey(privKey); String method = …
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    Ewald Horn

    Replied To a Post in Master Card Send Money API Getting 400 error #JAVA

    Well, 400 means your request is bad. Have you traced your POST and taken a look at the actual request that is sent? Using [Charles Proxy](http://www.charlesproxy.com/), you can easily see …
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    Ewald Horn

    Began Watching rotate array

    I want to rotate k top element of array for example: k = 2 array before rotate --> 3 , 4 , 2 array after rotate ---> 3 , 2 …
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    Ewald Horn

    Replied To a Post in rotate array

    Is there any particular reason you are not using the Java Stack collection? See [Java Stac](http://docs.oracle.com/javase/7/docs/api/java/util/Stack.html) for some help. I don't see the value in building your own stack collection, …
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    Ewald Horn

    Began Watching Android webview reloading from the loaded page

    I have a webview on my android application and I loaded a URL on it. In the URL, javascript code should reload the page periodically. But when "window.location.reload();" is called, …
  • Member Avatar for Ewald Horn
    Ewald Horn

    Replied To a Post in Android webview reloading from the loaded page

    Hi, by default, the Android WebView opens links in the system browser. You need to override this (see [Click Here](http://developer.android.com/guide/webapps/webview.html)) to change the behaviour. Use this code: webView.setWebViewClient(new WebViewClient() { …
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    Ewald Horn

    Replied To a Post in Can't get 2 canvases to work on the same page

    Excellent! It was an interesting question!
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    Ewald Horn

    Replied To a Post in Can't get 2 canvases to work on the same page

    What is very interesting is that with http://plnkr.co/edit/0CTsA0Co4CBatiluSEwA?p=preview, I get to see that the canvas is cleared, but then something ELSE happens! That is the cause of the failure, I …
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    Ewald Horn

    Replied To a Post in how to add username and password in SOAP header using netbeans

    I rather prefer sending the details in the HTTP headers, just the username, of course.
  • Member Avatar for Ewald Horn
    Ewald Horn

    Replied To a Post in Can't get 2 canvases to work on the same page

    Oh my - I haven't looked at that yet - I can tomorrow, it's midnight here in South Africa and I get up at 04:50am!
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    Ewald Horn

    Began Watching Can't get 2 canvases to work on the same page

    In my ASP.NET MVC application, I am trying to put together a page where a user can both sign and print their name once at a workstation equipped with a …
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    Ewald Horn

    Replied To a Post in Can't get 2 canvases to work on the same page

    Your JavaScripts are over-writing each other. Wrap them in anynomous functions, like so : http://plnkr.co/edit/B6265864pZhZOsXGkBqL?p=preview Basically, you want to wrap your entire JS in (function(){ ..... your code ..... })(); …
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    Ewald Horn

    Began Watching how to add username and password in SOAP header using netbeans

    Dear all, I am developing SOAP web service using netbeans. As i have got preferred SOAP request and SOAP response,now i want to add security information like username and/or password …
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    Ewald Horn

    Replied To a Post in how to add username and password in SOAP header using netbeans

    This is actually a very rarely used feature, so finding documentation on it is difficult. I, for one, believe that sending a username and a password this way is risky, …
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    Ewald Horn

    Replied To a Post in Applet

    Ah, redirecting to a second page could also work, it's a good suggestion.
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    Ewald Horn

    Gave Reputation to Tarek_2 in Applet

    Hi, I agree with Ewald, but if you search a simple solution (if there is no message to passe from the first applet to the second) you can make a …
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    Ewald Horn

    Replied To a Post in Anticipated Hard Disk Consumption

    I was just trying to point out that it's not a simple guessing exercise, it requires some kind of measurement.
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    Ewald Horn

    Replied To a Post in How adult education classes are different from general children classes?

    Could you perhaps be a bit more specific? Do you want to know how it works, why it's required, what models work best?
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    Ewald Horn

    Began Watching How adult education classes are different from general children classes?

    Hi Guys Could you explain me why adult education classes are mandatory for childrens?
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    Ewald Horn

    Replied To a Post in How adult education classes are different from general children classes?

    Your subject and question are not the same, which one do you need answered? I'm not sure :)
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    Ewald Horn

    Began Watching abstract and concrete classes

    what is the difference between an abstract claa and a concrete class?
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    Ewald Horn

    Replied To a Post in abstract and concrete classes

    There's a great explanation athttp://www.cems.uwe.ac.uk/~jsa/UMLJavaShortCourse09/CGOutput/Unit9/unit9%280809%29/page_03.htm with a good example as well.
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    Ewald Horn

    Began Watching Anticipated Hard Disk Consumption

    Dear All, is there anyone out there who can help me ? I need to calculate when a server is likely to run out of disk space, before you all …
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    Ewald Horn

    Replied To a Post in Anticipated Hard Disk Consumption

    You will need to take measurements as to the current disk consumption over a period of a month, every day, more or less at the same time. That will give …
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    Ewald Horn

    Began Watching Mobile application and mobile website

    Hi there... I would like to know approximately how long does it take for one programmer to create a mobile application which is linked to a mobile website? And what …
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    Ewald Horn

    Replied To a Post in Mobile application and mobile website

    There's no easy way to answer this without knowing how complicated an application you are referring to. Which platform are you targetting? Is this a mobile application for Android, iPhone, …
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    Ewald Horn

    Began Watching Applet

    Hi to all, I have following two Applets . import java.applet.*; import java.awt.*; import java.awt.event.*; public class buttonDemo extends Applet implements ActionListener { String msg=""; Button one,two,three; public void init() …
  • Member Avatar for Ewald Horn
    Ewald Horn

    Replied To a Post in Applet

    Ah, you want the two applets to be able to communicate with each other. You can do it with JavaScript, there's a very nice tutorial here : http://docs.oracle.com/javase/tutorial/deployment/applet/iac.html The basic …
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    Ewald Horn

    Began Watching Publish Android app

    hello guys, is there a site to publish an android app for free? To publish android app to Google play, what's the steps and how much is the cost? Would …
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    Ewald Horn

    Replied To a Post in Publish Android app

    Ah, the Google Play store has a once-off cost, which means that once you've registered, you never pay again, even if you publish 1000 applications. Please visit http://developer.android.com/tools/publishing/publishing_overview.html and http://developer.android.com/distribute/googleplay/publish/preparing.html …
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    Ewald Horn

    Replied To a Post in Using php cli

    Do you get some kind of error message? Did you install into that exact path?
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    Ewald Horn

    Began Watching Using php cli

    Good day I want to start using php on the command line and I keep getting two errors, the first is that access is denied and the second is that …
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    Ewald Horn

    Replied To a Post in Using php cli

    I use "php" when I try to run php commands using the xampp distribution. For example, ignoring the path : C:\xampp\php\php.exe myphpfile.php would execute the myphpfile.php script.
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    Ewald Horn

    Began Watching Android Client - Server App

    Hey guys, I have a project to do and I have let my schedule slide. Anyway, I have to get down and do it now. My task is to create …
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    Ewald Horn

    Replied To a Post in Android Client - Server App

    You'll need a build a basic API on the server side that handles all calls and provides a RESTful interface for the Android app. That's one way to do it …
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    Ewald Horn

    Replied To a Post in No keyboard or Mouse function in Windows 7

    I figured you'd be able to access the sytem files etc. via BartPE, but I think Gerbil's got a pretty good idea going there. Now I'm curious to know if …
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    Ewald Horn

    Replied To a Post in No keyboard or Mouse function in Windows 7

    Well, if you can't boot into safe mode that way, how about using a boot disk like Bart PE or something similar to be able to still look at the …
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    Ewald Horn

    Began Watching List only appends one item

    Node inside a linkedlist SomeInterface has an addLast() method that should add a node at the end of the list public LinkedList<T> implements SomeInterface<T>{protected class Node<T>{ privateT data; private Node<T> …
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    Ewald Horn

    Replied To a Post in List only appends one item

    Apart from the fact that the above code won't compile, nor run, you neglected to show HOW the append() method works, so we can't really help you there. I'd have …
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    Ewald Horn

    Began Watching Application Doesn't Terminate In Eclipse On Close

    Could someone give me a few reasons why an Application isn't terminating on close? `*THIS IS FOR A JavaFX APPLICATION*`
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    Ewald Horn

    Replied To a Post in Application Doesn't Terminate In Eclipse On Close

    The most likely reason is that there's still a thread that is running in the background. In Java, all GUI applications have at least two threads - the application itself …
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    Ewald Horn

    Began Watching No keyboard or Mouse function in Windows 7

    It's Sunday morning, and football season is over. So here's one for any guru of Windows 7 to earn his chops. 1) This is not an intermittent problem. It is …
  • Member Avatar for Ewald Horn
    Ewald Horn

    Replied To a Post in No keyboard or Mouse function in Windows 7

    Ah, this sounds like quite the conundrum - "Here type this - oh wait, no keyboard" seems to be what I keep running into. Can you boot into command-prompt mode …
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    Ewald Horn

    Replied To a Post in groovy code explanation

    My pleasure, I hope it was of some help :)
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    Ewald Horn

    Began Watching Live wallpapers

    Quick question. It is my understanding that live wallpapers can be created for android is using java. Please correct me if I'm wrong. Can it be used to say have …
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    Ewald Horn

    Replied To a Post in Live wallpapers

    You are correct. A live wallpaper is just an application, just with special privileges. You can certainly build in date-driven behaviour. I've found Java to be the best language for …

The End.