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Articles indexed Monday May 31 2010

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  • Json Convert To and From Query String with jquery?

    - by acidzombie24
    I have a string like a=6&id=99 (i might store it in html as 'a=6&id=99' however thats not what js will see). I would like to convert that string into an object so i can do func(o.a); or o.id=44; How do i do that? Part 2: How do i convert that object back to a query string? it would probably be trivial code that i can write.

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  • Python doesn't work properly when I execute a script after using Right Click >> Command Prompt Here

    - by Dominic Bou-Samra
    This is a weird bug. I know it's something funky going on with my PATH variable, but no idea how to fix it. If I have a script C:\Test\test.py and I execute it from within IDLE, it works fine. If I open up Command Prompt using Runcmd.exe and navigate manually it works fine. But if I use Windows 7's convenient Right Click on folder Command Prompt Here then type test.py it fails with import errors. I also cannot just type "python" to reach a python shell session if I use the latter method above. Any ideas?

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  • Call a function by its name, given from string java

    - by Joao
    Hello, I would like to be able to call a function based on its name provided by a string. Something like public void callByName(String funcName){ this.(funcName)(); } I have searched a bit into lambda funcions but they are not supported. I was thinking about going for Reflection, but I am a bit new to programming, so I am not so familiar with the subject. This whole question was brought up on my java OOP class, when I started GUI (Swing, swt) programming, and events. I found that using object.addActionCommand() is very ugly, because I would later need to make a Switch and catch the exact command I wanted. I would rather do something like object.attachFunction(btn1_click), so that it would call the btn1_click function when the event click was raised. Thank you Joao

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  • Enlist a table's columns in other component

    - by bungrudi
    The main goal is to have a dropdown menu where each of its menuItems represents one column of a <rich:extendedDataTable />. Above the table I have this: <rich:dropDownMenu value="Column visibility" submitMode="none" direction="bottom-right"> <c:forEach var="columnConfigVO" items="#{gridConfigurationManager.getColumnConfigs(listId)}"> <rich:menuItem value="columnConfigVO.columnId" /> </c:forEach> </rich:dropDownMenu> And then bellow that I have the usual <rich:extendedDataTable /> with its columns. I register the table columns to gridConfigurationManager component by overriding beforeRenderResponse() in ExtendedDataTable class. The problem is that <c:forEach /> is executing before renderResponse phase, thus gridConfigurationManager.getColumnConfigs(listId) return empty. The question is, how do I register the columns in gridConfigurationManager component before <c:forEach /> start executing? Or, anyone know a different approach to accomplish this? Thanks.

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  • Adding fields to Django form dynamically (and cleanly)

    - by scott
    Hey guys, I know this question has been brought up numerous times, but I'm not quite getting the full implementation. As you can see below, I've got a form that I can dynamically tell how many rows to create. How can I create an "Add Row" link that tells the view how many rows to create? I would really like to do it without augmenting the url... # views.py def myView(request): if request.method == "POST": form = MyForm(request.POST, num_rows=1) if form.is_valid(): return render_to_response('myform_result.html', context_instance=RequestContext(request)) else: form = MyForm(num_rows=1) return render_to_response('myform.html', {'form':form}, context_instance=RequestContext(request)) # forms.py class MyForm(forms.Form): def __init__(self, *args, **kwargs): num_rows = kwargs.pop('num_rows',1) super(MyForm, self).__init__(*args, **kwargs) for row in range(0, num_rows): field = forms.CharField(label="Row") self.fields[str(row)] = field # myform.html http://example.com/myform <form action="." method="POST" accept-charset="utf-8"> <ul> {% for field in form %} <li style="margin-top:.25em"> <span class="normal">{{ field.label }}</span> {{ field }} <span class="formError">{{ field.errors }}</span> </li> {% endfor %} </ul> <input type="submit" value="Save"> </form> <a href="ADD_ANOTHER_ROW?">+ Add Row</a>

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  • JSONP Implications with true REST

    - by REA_ANDREW
    From my understanding JSONP can only be achieved using the GET verb. Assuming this is true which I think it is, then this rules out core compliance with true REST in which you should make use of different verbs i.e. GET,PUT,POST,DELETE etc... for different and specific purposes. My question is what type of barriers am I likely to come up against if I where to say allow updating and deleting of resources using a JSONP service using a get request. Is it better practice to offer a JSON service and state that the user will need a server side proxy to consume using JavaScript XDomain? Cheers , Andrew

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  • What is alternative of "QDDisplayWaitCursor"?

    - by Akash Kava
    I am trying to display wait cursor (spinning rainbow wheel) by using "QDDisplayWaitCursor" function, but I get a warning that "QDDisplayWaitCursor" is deprecated, however everything runs fine but I would like to replace it with proper alternative of this function but I didnt find any google result and also in apple docs.

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  • how to ignore ivy revision number?

    - by user315228
    Guys, I have certain jar files without revision number. But as rev is mandatory attribute for ivy dependency, i am providing the revision attribute. But i have something like (-[revision]) in url resolver. but its taking the module number instead of ignoring the revision attribute. I know it wont ignore the revision attribute as its not null. Following is the output that i get default-cache: no cached resolved revision for perltools#perltools;latest.integration [ivy:retrieve] tried [ivy:retrieve] listing all in [ivy:retrieve] using privateRepo to list all in [ivy:retrieve] ApacheURLLister found URL=[httP://myrepo/ivyRepository/perltools/jars/perltools.jar]. [ivy:retrieve] found 1 resources [ivy:retrieve] found revs: [perltools.jar] [ivy:retrieve] HTTP response status: 404 url=httP://myrepo/ivyRepository/perltools/jars/perltools.jar/perltools-perltools.jar.jar [ivy:retrieve] CLIENT ERROR: Not Found url=httP://myrepo/ivyRepository/perltools/jars/perltools.jar/perltools-perltools.jar.jar Can somebody please explain why its taking module.ext as revision where revision i specified is latest.integration and in myrepo, i dont have revision attribute. its just has [http://myrepo/ivyRepository/perltools/jars//perltools.jar] Can somebody please help me so that i can avoid revision attribute?

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  • Flash video plays well, but time and time-remaining are out of sync.

    - by sparkyfied
    Hey guys, Could be a known issue, an issue with my code or an oversight on my part. I have created a video player in flash. I have got it playing progressive and streaming over rtmp/rtmpt so that is all fine. My only issue is that when the video's are playing, the time-codes for time played and time remaining are not synced. So, if my video is 20 secs long and 5 have been played, time played will be 5secs, time remaining will be 16secs until it updates about half a second later. So even though they are both being set with the same line of code, there are not changing at the same time. The time played changes, then a split second later the time remaining changes. Anyone got any idea what this could be. Maybe a miscalculation on my part. Maybe I need to round up or down the remaining time. How can I sync the two times. I understand this is probably an tough question to answer, I have done my best to explain it. Thanks in advance.

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  • Cheap Ink Cartridges - Your Questions Answered

    If you?ve checked the prices of ink at a High Street office supplies or computer shop, you may not believe that such things as cheap ink cartridge exist. Most new printer owners are shocked to discov... [Author: Kathryn Dawson - Computers and Internet - May 31, 2010]

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  • How to Get the Best Value with Printer Cartridges

    You';re no doubt aware that printer cartridges are a major expense when it comes to printing. Luckily, there are many strategies you can use to be the maximum value from your printer cartridge. These ... [Author: Kathryn Dawson - Computers and Internet - May 31, 2010]

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  • How To Record Great Vocals at Home

    How to record great vocals You have a great voice; so that?s all you need to record great vocals isn?t it? If only it was as simple as that. Well, now it can be. Many things ranging from acoustic co... [Author: Fallon Morris - Computers and Internet - May 31, 2010]

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  • Image Masking Problem

    - by Adnan Sohail
    Hi I am doing image masking. First I was using C*GImageMaskCreate()* function for masking but now I am using your solution which you had posted for masking. My problem is it works fine on simulator but on device it is not transparent and it gives rectangle of mask image at background. The following is my code. Now tell me what I have to do? Thanks. CGContextRef mainViewContentContext; CGColorSpaceRef colorSpace; UIImage *orgImage=[UIImage imageNamed:@"orgimage.png"]; CGImageRef img = [orgImage CGImage]; colorSpace = CGColorSpaceCreateDeviceRGB(); mainViewContentContext = CGBitmapContextCreate (NULL, width, height, 8, 0, colorSpace, kCGImageAlphaPremultipliedLast); CGColorSpaceRelease(colorSpace); if (mainViewContentContext==NULL) return NULL; CGRect subImageRect; CGImageRef tileImage; subImageRect = CGRectMake(xCord,yCord,width,height); tileImage = CGImageCreateWithImageInRect(img,subImageRect); CGImageRef maskImage = mask_image.CGImage; CGContextClipToMask(mainViewContentContext, CGRectMake(0, 0, width, height), maskImage); CGContextDrawImage(mainViewContentContext, CGRectMake(0, 0, width, height), tileImage); CGImageRef mainViewContentBitmapContext = CGBitmapContextCreateImage(mainViewContentContext); CGContextRelease(mainViewContentContext); UIImage *theImage = [UIImage imageWithCGImage:mainViewContentBitmapContext]; CGImageRelease(mainViewContentBitmapContext);

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  • Adding a javascript immediate after body tag

    - by prabdrup
    I am making a drupal module. My requirement in the module is that when the module is activated then it needs to add a javascript in page.tpl file just after the body tag. Can anyone help me how to do this. I have tried using drupal_add_js but it will not exactly put the script after body tag, rather puts inside the head or below in footer. I also tried using template variable and preprocess method but the problem is the preprocess method replaces the old value of that variable with the new one. Is there a way how i can implement this in.

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  • Get tweets of a public twitter profile

    - by Denzil
    Hi folks, I have a list of usernames on Twitter whose profiles are public. I wish to get "all the tweets" they have posted from the day they formed their profile. I checked Twitter4J examples http://github.com/yusuke/twitter4j/blob/master/twitter4j-examples/src/main/java/twitter4j/examples/GetTimelines.java . According to the Twitter API documentation, only the 20 most recent tweets are returned. Is there anyway I could perform my task?

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  • unterminated string literal on json eval

    - by sonam
    I am trying to eval() a json having speacial characters - 
 and getting "unterminated string literal" error in Firefox 3.5.9 Although the same works fine on IE. 7. I have set the character encoding to UTF-8 in both the browsers. Any idea why its an error in FF? Also right before converting the String to JSON, I ran this code in java String jsonString = //some json string having 
 for(byte b : jsonString.getBytes()){ System.out.print(Integer.toHexString(b) + " "); } net.sf.json.JSON jsonObject = net.sf.json.JSONSerializer.toJSON(jsonString); And the o/p for above characters is ffffffe2 ffffff80 ffffffa8 respectively. How do I know if these are valid UTF-8 characters?

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  • Focus next textview automatically

    - by Naseer
    I have a TextView with android:maxLength set to 3 and another with android:maxLength set to 7. I want focus to automatically move to the second TextView once the 3 chars of the first TextView are filled up. Is this possible without inheriting TextView and writing a custom implementation ?

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  • Looking for a target that works like "_CopyWebApplication" but for console apps

    - by Rihan Meij
    Hi We all ready have build scripts that creates our web application folders very nicely. We create multiple folders for each environment, and then change the configs in those folders according to the environment. How can we get the same results as what _CopyWebApplication does? Example: <MSBuild Projects="$(SourceCodeCheckoutFolder)\source\UI\$(ProjectName)\$(ProjectName).csproj" Targets="ResolveReferences; ResolveProjectReferences; _CopyWebApplication" ToolsVersion="3.5" StopOnFirstFailure="False" RunEachTargetSeparately="False" </MSBuild

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  • How to populate a drop down list in Spring MVC

    - by GigaPr
    Hi, would like to populate a drop down list on a jsp page i have my page that looks like <form:form method="POST" action="addRss.htm" commandName="addNewRss" cssClass="addUserForm"> <div class="floatL"> <div class="padding5"> <div class="fieldContainer"> <strong>Title:</strong>&nbsp; </div> <form:errors path="title" cssClass="error"/> <form:input path="title" cssClass="textArea" /> </div> <div class="padding5"> <div class="fieldContainer"> <strong>Description:</strong>&nbsp; </div> <form:errors path="description" cssClass="error"/> <form:input path="description" cssClass="textArea" /> </div> <div class="padding5"> <div class="fieldContainer"> <strong>Language:</strong>&nbsp; </div> <form:errors path="language" cssClass="error"/> <form:select path="language" cssClass="textArea" /> </div> </div> <div class="floatR"> <div class="padding5"> <div class="fieldContainer"> <strong>Link:</strong>&nbsp; </div> <form:errors path="link" cssClass="error"/> <form:input path="link" cssClass="textArea" /> </div> <div class="padding5"> <div class="fieldContainer"> <strong>Url:</strong>&nbsp; </div> <form:errors path="url" cssClass="error"/> <form:input path="url" cssClass="textArea" /> </div> <div class="padding5"> <div class="fieldContainer"> <strong>Url</strong>&nbsp; </div> <form:errors path="url" cssClass="error"/> <form:input path="url" cssClass="textArea" /> </div> </div> <input type="submit" class="floatR" value="Add New Rss"> </form:form> and my controller public class AddRssController extends BaseController { private static final String[] LANGUAGES = { "AL", "AK", "AZ", "AR", "CA", "CO", "CT", "DE", "DC", "FL", "GA", "HI", "ID", "IL", "IN", "IA", "KS", "KY", "LA", "ME", "MD", "MA", "MI", "MN", "MS", "MO", "MT", "NE", "NV", "NH", "NJ", "NM", "NY", "NC", "ND", "OH", "OK", "OR", "PA", "RI", "SC", "SD", "TN", "TX", "UT", "VA", "VT", "WA", "WV", "WI", "WY" }; public AddRssController() { setCommandClass(RSS.class); setCommandName("addNewRss"); } @Override protected Object formBackingObject(HttpServletRequest request) throws Exception { RSS rantForm = (RSS) super.formBackingObject(request); // rantForm.setVehicle(new Vehicle()); return rantForm; } @Override protected Map referenceData(HttpServletRequest request) throws Exception { Map referenceData = new HashMap(); referenceData.put("language", LANGUAGES); return referenceData; } @Override protected ModelAndView onSubmit(Object command, BindException bindException) throws Exception { RSS rss = (RSS) command; rssServiceImplementation.add(rss); return new ModelAndView(getSuccessView()); } } and my BaseController public class BaseController extends SimpleFormController implements Controller { public UserServiceImplementation userServiceImplementation; public UserServiceImplementation getUserServiceImplementation() { return userServiceImplementation; } public void setUserServiceImplementation(UserServiceImplementation userServiceImplementation) { this.userServiceImplementation = userServiceImplementation; } public RssServiceImplementation rssServiceImplementation; public RssServiceImplementation getRssServiceImplementation() { return rssServiceImplementation; } public void setRssServiceImplementation(RssServiceImplementation rssServiceImplementation) { this.rssServiceImplementation = rssServiceImplementation; } } But it doesn t work Any suggestion?

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