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  • java applet - array checking

    - by Dan
    OK so my code is here: http://www.so.pastebin.com/m7V8rQ2n What I want to know... let's say I have an image which I can redraw on tiles... is there a way to check for future tiles so I DON'T go out of bounds of my already defined tile map? Like if I were at the edge of a map... it would NOT let me go past it? Thanks.

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  • efficiently convert string (or tuple) to ctypes array

    - by Mu Mind
    I've got code that takes a PIL image and converts it to a ctypes array to pass out to a C function: w_px, h_px = img.size pixels = struct.unpack('%dI'%(w_px*h_px), img.convert('RGBA').tostring()) pixels_array = (ctypes.c_int * len(pixels))(*pixels) But I'm dealing with big images, and unpacking that many items into function arguments seems to be noticeably slow. What's the simplest thing I can do to get a reasonable speedup? I'm only converting to a tuple as an intermediate step, so if it's unnecessary, all the better.

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  • C# syntax to get access to webcontrol in different file (aspx)

    - by Josh
    Within my Website project, I have some aspx pages, javascript files, and a custom C# class I called MyCustomReport. I placed a Image box with an ID of Image1 inside SelectionReport.aspx. I need to get access to that Image1 inside MyCustomReport.cs so I can turn it on and off based on conditions. What code do I need to do this? Thanks everyone

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  • Reading images from file in MATLAB

    - by yalcin
    Hello, I have bmp images in image folder on my computer. I named it from 1.bmp to 100.bmp. And I want to read these images like this: for i=1:100 s='C:\images'+i+'.bmp'; A=imread(s); end But Matlab gave an error. How can I implement this?

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  • How can I change the color of a complex graphic?

    - by Jason Christa
    I have a graphic in Adobe Illustrator (lets say a cat) that I want to use in an Android application. I would like to have the user be able to change the color of the fur using a color picker. What can I save the graphic as (SVG?) to allow me to programatically control the color from with the android app? Do I have to have a separate image for each color of the cat?

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  • JavaFx MediaPlayer via HTTPS

    - by LMA
    I'm trying to make applet-videoplayer, that takes video files from PHP script via https. If source of data is httpS ://domain.com/1.flv - it works httpS ://domain.com/view.php - it doesn't work HTTP ://domain.com/view.php - it works again. In php I make HTTP header, that contains Content-type: video/x-flv Last-Modified: Wed, 14 Apr 2010 14:04:34 GMT Accept-Ranges: bytes Content-Length: 24693477 What else should I add in header to make it work? If I use not mediaPlayer, but MediaBox from samples, it writes "Loading", and keeps "rolling" locading image

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  • Super fast getimagesize in php

    - by Sir Lojik
    Hi all, im trying to get image size(DIMENSIONS) of hundreds of remote images and getimagesize is way too slow. ive done some reading and found out the quickest way would be to use get_file_contents to read a certain aount of bytes from the images and examining the size within the binary data. Anyone attempted this before? How would i examine different formats. Seen any library for this? please let me know

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  • How to create a Link that supplies its own Markup?

    - by Aranian
    I'm trying to create a link that will hide or show a part of my page. The link should be reusable and display one of two images, depending on state. Adding the two subcomponents on every page where I use the link is kind of clunky so I wanted to create a component that behaves like a link while automatically adding its content. This is the Link component: public class ToggleVisibilityLink extends AjaxFallbackLink<Boolean> { public ToggleVisibilityLink(final String id, final IModel<Boolean> model) { super(id, model); setOutputMarkupId(true); add(new Image("collapseImage") { @Override public boolean isVisible() { return !getModelObject(); } }); add(new Image("expandImage") { @Override public boolean isVisible() { return getModelObject(); } }); } @Override public void onClick(final AjaxRequestTarget target) { setModelObject(!getModelObject()); if (target != null) { target.add(this); send(this.getParent(), Broadcast.EXACT, target); } } } And this is how I currently use it in HTML (this is added to the page or panel where I use the link): <a href="#" wicket:id="collapseExpandLink" class="collapseExpandLink"> <wicket:link> <img src="collapse.png" wicket:id="collapseImage" class="collapseExpandImage collapse"> </wicket:link> <wicket:link> <img src="expand.png" wicket:id="expandImage" class="collapseExpandImage expand"> </wicket:link> </a> And the corresponding Java call: add(new ToggleVisibilityLink("collapseExpandLink", new PropertyModel(this, "hidden"))); But I want to be able to skip the body inside the link as one would have to know about the internals of ToggleVisibilityLink. I experimented with IMarkupResourceStreamProvider, using Dynamic markup in Wicket as a starting point. By googling I found another example where the poster was only able to get that to work when using a Panel, and I was able to do that as well. But I'd really like to keep the link and not package it inside a Panel, as I would not be able to style the link in the markup. I'm also open to alternatives to encapsulate the link and its body.

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  • jQuery .load(), don't show new content until images loaded

    - by Jarred
    Hi. I have been working on a jQuery photo slideshow. It scales the images to the browser size, and slides them left and right. There is no pre-determined size or aspect ratio, the script does everything on the fly. It requires that all images be fully loaded, so it can custom resize each individual image based on it's own aspect ratio ( width():height(), etc ), calculate the width of containing div, and calculate the slide distance from one image to another. As a stand-alone, it works pretty well (despite my lack of skills)! I simply hide the slideshow containing div at (document).ready, allow the images to load, then run the slideshow prep scripts at (window).load. Once this is done, it only then makes the slideshow divs, images, etc appear, properly sized, positioned and ready to roll. The ultimate goal is to be able to load in any number of slideshows without refreshing the page. The point of this is to be able to play uninterrupted background music. I know music on websites is annoying, but the target market likes it, a lot! I am using (target).load(page.php .element, function prepInsertNewShow() { //Prepare slideshow resizeImages(); slideArray(); //Show slideshow (target).fadeIn(); }); and it definitely works! The problem is that I cannot find a way to hold off on preparing and showing the new content until the images have finished loading. It is running the slideshow prep scripts (which are totally dependent on the images being fully loaded), before the images are loaded. This results in a completely jacked up show! What I want to do is this - (target).load(page.php .element, function prepInsertNewShow() { //Wait until images are loaded $('img').load( function() { //Prepare slideshow resizeImages(); slideArray(); //Show slideshow (target).fadeIn(); } }); But this doesn't seem to work, the new content is never shown. You can see a live version here. The initial gallery loads correctly, everything looks good. The only nav link that works is Galleries Engagement, which will load a new show (a containing div with multiple <img> tags). You will see that the images are not centered, the containing div and slide distances are much too small, as they were calculated using images that were not actually loaded. Is there any way I can delay handling and showing new content until it is fully loaded? Any suggestions would be most appreciated, thanks for your time! PS - It just occurred to me while typing this that a decent solution may be to insert "width=x" height="x" into the <img> tags, so the script can work from those values, even if the images have not loaded...hmm...

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  • How to go to particular Item in IEnumerable

    - by Subhen
    Hi, I have Ienum which contains number Data inside it. Attached the snapShot of Viual Studio, Enum that Contains Data: Just to brief about the above image, eLevelData is the IEnumerable variable, in which I have my data . Now I want to go to the data at index 4 or 5, but I don't want to use foreach loop. Any suggestions please. Thanks, Subhen

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  • A posterframe created with PHP won't work.

    - by Peter
    I am using PHP to create a poster frame for the Quicktime plugin, and all I am getting is Quicktime's broken plugin icon. I am positive that the URL is correct. (a copy-paste to the URL box works) The HTTP content-type header is equal to "image/jpeg". Does anyone have any ideas?

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  • Can IDL create a contour plot colorbar like this?

    - by Carthage
    At the bottom of this image, you'll see a nice colorbar that matches the colors of the graph correctly: http://stribog.cc.umanitoba.ca/ceos/20100517_00z_prod/ I couldn't find anything that created a color bar with exactly the colors I wanted, it always seemed to involve a spectrum that included colors I didn't use. I have a vector of colors I use for my data. Is there I way I can use that vector to create a color bar with only those colors?

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  • ruby on rails photo upload problem

    - by dodo00700
    Hallo rails version 2.3.5 I'm learning rails and I run into a problem. I'm doing some nesting forms from the railscasts tutorials. I changed the text area into a data field to upload photos and everything is working. Now i have to display the uploaded pictures and i simply can't do it. I Tried everything I could find on the net but nothing worked. PROBLEM I have the Article controller which handles the article CRUD. inside the article new form there is nested a form for uploading images. article controller def code_image @image_data = Photo.find(params[:id]) @image = @image_data.binary_data send_data(@image, :type => @image_data.content_type, :filename => @image_data.filename, :disposition => 'inline') end photo model def image_file=(input_data) self.filename = input_data.original_filename self.content_type = input_data.content_type.chomp self.binary_data = input_data.read end articles/show.html.erb <%=h @article.title %> <%=h @article.body %> <% for photos in @article.photos %> <%= image_tag(url_for({:action => 'code_image', :id => @article.photos.id})) -%> <% end %> articles/_formnew.html.erb <% form_for (:article, @article, :url => {:action=>'create'}, :html=> {:multipart=>true}) do |f| %> <%= f.error_messages % <%= f.label :title %><br /> <%= f.text_field :title %><br /><br /> <%= f.label :body %><br /> <%= f.text_area :body, :style => 'width: 600px;' %><br /><br /> <% f.fields_for :photos do |builder|%> <%= builder.label :content, "Photo"%><br /> <%= builder.file_field :image_file %><br /> <% end %> <br /> <%= f.submit "Create" %> <% end % Thanks

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  • dropdownlist button kilter ie and mozilla

    - by Hugo Bringas
    i'm having problems with the dropdownlist button.. the buttons looks weird.. here is the image: http://imgur.com/9zHNM here is the html <td class="style 4"> <select name="ctl00$ContentPlaceHolder1$ucPromotions1$ddlCompany" id="ctl00_ContentPlaceHolder1_ucPromotions1_ddlCompany" style="height:25px;width:167px;"> </td> the style 4: .style4 { width: 185px; } what could be the problem?

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  • UPLOAD DATA IN DATA BASE

    - by rajson
    HI friends, i wish to store image and resume of user in the data base. i am using mysql data base and php5. i want to know that which field i set means data type.and how i set the range (maximum size) for uploaded data.

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  • jquery Checking to see if element has element

    - by Mark
    I'm using jquery 1.3 and is trying to duplicate the 1.4 .has functionality. I need to check if the .page element contains the image, and if it doesn't, append it. Is it something like: var imageid = thirdimage; if ($('#page:has(#'+imageid+')') === undefined) { $('#page').append($('#'+imageid)); } Thanks.

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  • Android - Help needed with designing a screen with either table layout or list views

    - by A. Cusano
    I am currently developing an android app that is to be a counterpart to its sister iphone prototype. My task is to recreate the screen from a design mockup from the iphone app in android, as shown here (can't display an image as a new user - sorry!): http://img.photobucket.com/albums/v439/thrawn891/iphone.jpg What would be the best layouts / views to use for replicating this screen in an activity? Thanks.

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