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  • Ubuntu touch flashing failed/taking to long. Black screen! Redeploy help!

    - by Marius Rye
    So i'm brand new to the whole unlock, root and flashing thing. I just tried flashing Ubuntu touch on my Galaxy Nexus (international GSM/HSPA+) and everything seamed fine until the very end when i got this ERROR message. ERROR:phablet-flash:Installation is taking too long or an error occured along the way. I didn't know what to do so i disconnected my device (which was in Ubuntu recovery) and tried rebooting it from there, it worked "sort of". i got the Google logo with the unlocked icon then it continued to a black screen. In the installation guide on http://www.ubuntu.com/phone/install said i should: "try wiping the /data partition on your device and redeploy". the problem is that i don't know how to do this and i'm basically sitting here with a useless phone right now. I would be extremely grateful for some proffeexpert help.

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  • Slick2d/Nifty-gui input

    - by eerongal
    I'm trying to get input from slick2d into nifty gui. Ive searched online, and I've seen a few examples, but I can't seem to get it working right. i've tried the example on here but I can't seem to get everything working. I'm not entirely sure what I'm doing wrong. I've also looked at examples using the JMonkeyEngine to help point me in the right direction, but still having issues with input. I can get everything else working like i need. Here's the code for my element controller: package gui; import java.util.Properties; import de.lessvoid.nifty.Nifty; import de.lessvoid.nifty.controls.Controller; import de.lessvoid.nifty.elements.Element; import de.lessvoid.nifty.input.NiftyInputEvent; import de.lessvoid.nifty.screen.Screen; import de.lessvoid.xml.xpp3.Attributes; public class BaseElementController implements Controller { private Element element; public void bind(Nifty arg0, Screen arg1, Element arg2, Properties arg3, Attributes arg4) { this.element = element; } public void init(Properties arg0, Attributes arg1) { // TODO Auto-generated method stub } public boolean inputEvent(NiftyInputEvent arg0) { // TODO Auto-generated method stub return false; } public void onFocus(boolean arg0) { // TODO Auto-generated method stub } public void onStartScreen() { // TODO Auto-generated method stub } public void test() { System.out.println("test"); } public void bam() { System.out.println("bam"); } } Here's my XML file: <?xml version="1.0" encoding="UTF-8" standalone="no"?> <nifty> <useStyles filename="nifty-default-styles.xml"/> <useControls filename="nifty-default-controls.xml"/> <screen id="screen2" controller="gui.BaseScreenController"> <layer backgroundColor="#fff0" childLayout="absolute" id="layer4" controller="gui.BaseElementController"> <panel childLayout="center" height="30%" id="panel1" style="nifty-panel-simple" width="50%" x="282" y="334" controller="gui.BaseElementController"> <control id="checkbox1" name="checkbox"/> <control childLayout="center" id="button2" label="button2" name="button" x="381" y="224" visibleToMouse="true" controller="gui.BaseElementController"> <interact onClick="bam()"/> </control> </panel> <text text="${CALL.getPlayerName()}" style="nifty-label" width="100%" height="100%" x="0" y="10" /> </layer> </screen> </nifty> Here's how I'm trying to bind the controller: public void init(GameContainer gc) throws SlickException { Input input = gc.getInput(); inputSystem = new PlainSlickInputSystem(); inputSystem.setInput(input); gui = new Gui(); gui.init(gc, inputSystem, "gui/tset.xml", "screen2"); input.removeListener(this); input.removeListener(inputSystem); input.addListener(inputSystem); } Essentially, all that happens right now is the screen loads up and displays, and it grabs the variable correctly in the label, but none of the input seems to be getting forwarded to Nifty from slick. I assume there's something I'm missing, but I can't seem to figure out what that is. In so far as what I have tried, I attempted to define a custom input listener to pick up events and assign that to my game in order to pick up input, which did not work, so i dropped that implementation, at current i'm trying to take the default inputs and bind then with a PlainSlickInputSystem and assigning that to the input (as shown in the first example link). On code execution, all the code is hit, and i've put several system.out.println's to get ouput of what is happening (the code above has been cleaned for presentation), and i even see the elements getting bound to the controller, yet it doesn't pick up controller events. As far as EXACTLY what's wrong, that I don't know, because I've followed all implementations i can find of this, and none of them seem to do anything it's like the input is just getting thrown out. None of the objects from niftyGui appear to be recognizing any input. Here is the binding from my objects at run time: ******INITIALIZED SCREEN: de.lessvoid.nifty.screen.Screen@4a1ab1c1 ******INITIALIZED ELEMENT: button2 (de.lessvoid.nifty.elements.Element@1e8c1be9) ******INITIALIZED ELEMENT: focusable => true, width => 100px {nifty-button#panel}, backgroundImage => button/button.png {nifty-button#panel}, label => button2, paddingLeft => 7px {nifty-button#panel}, imageMode => sprite-resize:100,23,0,2,96,2,2,2,96,2,19,2,96,2,2 {nifty-button#panel}, paddingRight => 7px {nifty-button#panel}, id => button2, visibleToMouse => true, height => 23px {nifty-button#panel}, style => nifty-button, name => button, inputMapping => de.lessvoid.nifty.input.mapping.MenuInputMapping, childLayout => center, controller => gui.BaseElementController, y => 224, x => 381 ******INITIALIZED SCREEN: de.lessvoid.nifty.screen.Screen@4a1ab1c1 ******INITIALIZED ELEMENT: panel1 (de.lessvoid.nifty.elements.Element@373ec894) ******INITIALIZED ELEMENT: id => panel1, height => 30%, style => nifty-panel-simple, width => 50%, backgroundImage => panel/nifty-panel-simple.png {nifty-panel-simple}, controller => gui.BaseElementController, childLayout => center, padding => 5px {nifty-panel-simple}, imageMode => resize:9,2,9,9,9,2,9,2,9,2,9,9 {nifty-panel-simple}, y => 334, x => 282 ******INITIALIZED SCREEN: de.lessvoid.nifty.screen.Screen@4a1ab1c1 ******INITIALIZED ELEMENT: layer4 (de.lessvoid.nifty.elements.Element@6427d489) ******INITIALIZED ELEMENT: id => layer4, backgroundColor => #fff0, controller => gui.BaseElementController, childLayout => absolute the button2 object is getting bound to my BaseElementController, but i can't seem to get it into the defined "onClick" call.

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  • Recording Topics manually and automatically

    - by maria.cozzolino(at)oracle.com
    When you are recording UPK topics, the default mode for recording is manual recording, where you tell the system when to record each screen shot. This mode allows you to take the exact screen shot you need. However, it does get a bit tedious when you are recording long topics, especially if you forget to take a few screen shots. In UPK 3.5, a new version of recording was introduced - Automatic Recording. It was designed to simplify the recording process by automatically capturing screen shots as you perform your transaction. If you haven't experimented with Automatic Recording, I'd recommend you give it a try - it might make your recording life easier. If you are recording with sound, you can also narrate your topic while recording it. To turn on Automatic Recording: 1. In Tools/Options, there are two recorder tabs. The first tab, under content defaults, includes settings that you may want to share between developers, like whether keyboard shortcuts are automatically captured. 2. The second tab is the one that contains the personal preferences, like screen shot capture key and whether to record automatically or manually. On this tab, choose the option for Automatic Recording. 3. Save the settings. Note that this setting will NOT impact content defaults; this is for your user only. When you launch the recorder, you will notice a slightly different message with guidance on how to start and stop automatic recording. Once you start recording, the recorder window is hidden until the end of the recording session to allow you to capture your transaction. In the task tray, there is a series of icons that let you know that you are capturing content. You can pause the recording, as well as set and view your sound levels if you are using sound. A camera appears during each screen capture to help you know when the system is capturing a screen shot, and a context indicator appears to show the recognition. With automatic recording, you can let the system capture the necessary screen shots. It may provide a more natural recording experience, and is probably easier for the untrained developer. On the other hand, you have a bit more control with manual recording on which screen shot appears, but it also means you have to remember to capture the screen shot. :) We'd be interested in hearing which type of recording you do, and any rationale on why you made that choice. Please comment and let us know. --Maria Cozzolino, Manager of UPK Software Requirements and UI Design

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  • Xorg.conf (nvidia) Second Monitor getting settings of first

    - by HennyH
    I've been spending the weekend (and some time before that) trying to set up my Korean QHD270 and Benq G2222HDL monitors with Ubuntu 13.10. With the nouveau drivers install both monitor function perfectly fine. After installing the nvidia drivers the Benq works but the QHD270 does not. Now, after days of struggling I managed to get the QHD270 to work following a mixture of blogs, particularly; this one and learnitwithme. Now, unfortunatly my G2222HDL does not work. I fixed the QHD270 by supplying a custom EDID, my xorg.conf looks like so (excluding keyboard and mouse): Section "ServerLayout" Identifier "Layout0" Screen "Default Screen" 0 0 InputDevice "Keyboard0" "CoreKeyboard" InputDevice "Mouse0" "CorePointer" EndSection Section "Monitor" Identifier "Configured Monitor" EndSection Section "Device" Identifier "Configured Video Device" Driver "nvidia" Option "CustomEDID" "DFP:/etc/X11/edid-shimian.bin" EndSection Section "Screen" Identifier "Default Screen" Device "Configured Video Device" Monitor "Configured Monitor" EndSection Now, I tried defining a new Device,Monitor and Screen then in ServerLayout adding Screen "Second Screen" RightOf "Default Screen", but after doing so neither monitor worked. Hoping to fix the issue using a GUI based tool I opened up NVIDIA X Server Settings, which shows my current layout as: It seems that something is being output to the monitor, as suggested by my print screen: Any help would be greatly appreciated. Output of xrandr: Screen 0: minimum 8 x 8, current 5120 x 1440, maximum 16384 x 16384 DVI-I-0 disconnected (normal left inverted right x axis y axis) DVI-I-1 connected primary 2560x1440+0+0 (normal left inverted right x axis y axis) 597mm x 336mm 2560x1440 60.0*+ HDMI-0 disconnected (normal left inverted right x axis y axis) DP-0 disconnected (normal left inverted right x axis y axis) DVI-D-0 connected 2560x1440+2560+0 (normal left inverted right x axis y axis) 597mm x 336mm 2560x1440 60.0*+ DP-1 disconnected (normal left inverted right x axis y axis) And an extract from my log file (perhaps this is relevant?) [ 7.862] (--) NVIDIA(0): Valid display device(s) on GeForce GTX 680 at PCI:2:0:0 [ 7.862] (--) NVIDIA(0): CRT-0 [ 7.862] (--) NVIDIA(0): ACB QHD270 (DFP-0) (boot, connected) [ 7.862] (--) NVIDIA(0): DFP-1 [ 7.862] (--) NVIDIA(0): DFP-2 [ 7.862] (--) NVIDIA(0): DFP-3 [ 7.862] (--) NVIDIA(0): DFP-4 [ 7.862] (--) NVIDIA(0): CRT-0: 400.0 MHz maximum pixel clock [ 7.862] (--) NVIDIA(0): ACB QHD270 (DFP-0): 330.0 MHz maximum pixel clock [ 7.862] (--) NVIDIA(0): ACB QHD270 (DFP-0): Internal Dual Link TMDS [ 7.862] (--) NVIDIA(0): DFP-1: 165.0 MHz maximum pixel clock [ 7.862] (--) NVIDIA(0): DFP-1: Internal Single Link TMDS [ 7.862] (--) NVIDIA(0): DFP-2: 165.0 MHz maximum pixel clock [ 7.862] (--) NVIDIA(0): DFP-2: Internal Single Link TMDS [ 7.862] (--) NVIDIA(0): DFP-3: 330.0 MHz maximum pixel clock [ 7.862] (--) NVIDIA(0): DFP-3: Internal Single Link TMDS [ 7.862] (--) NVIDIA(0): DFP-4: 960.0 MHz maximum pixel clock [ 7.862] (--) NVIDIA(0): DFP-4: Internal DisplayPort

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  • Booting Ubuntu on HP Pavilion g7 - 13.04 [duplicate]

    - by death2040
    This question already has an answer here: My computer boots to a black screen, what options do I have to fix it? 24 answers I have a HP Pavilion G7 with an AMD A4 processor and Radeon graphics. I want to install Ubuntu on my laptop but whenever I put the Ubuntu live CD in it and boot to it, the screen shows the Ubuntu logo and the four little dots then after about a minute or two the screen goes black. I can tell the screen is still on but it doesn't have anything on it. I'm beginning to wonder if its a driver problem but I can't really install the drivers when I cant even get Ubuntu to show anything except a loading screen. I've already tried using 12.04 and 12.10 and all the others down to Ubuntu 10. none of them worked. All the other versions don't even show the Ubuntu logo. I'd prefer to have Ubuntu 13.04 on it if its possible but I haven't had any luck finding a solution. I've also tried using WUBI installer in Windows 7 but all that did was make my computer slower for windows and it does the same with the screen when i boot it to Ubuntu. I'm trying to use Ubuntu alongside Windows 7. I cant find any solution on Google. It wont load anything and I know that there is a program called grub on Ubuntu that I used on my desktop computer when it had graphics trouble but the trouble with my desktop was minor things like the screen would flash and then show weird patterns on the screen. But I can't find anything on what to do with the HP laptop. Please help. I use this laptop a lot for games on Windows 7 and I just want to use Ubuntu for when I take my laptop to school and for school stuff. Edit: I just tried booting it in nomodeset and some other things and still didn't work. It did boot up but now when it goes to install alongside windows it crashes and says Ubuntu is forcing reboot or something like that Also, this question is different from the black screen at boot issue because when I do use nomodeset on my computer and select install Ubuntu it will go as far as the screen where you can choose to replace Windows or run alongside Windows. Then after I click continue it ejects the live CD and turns off my computer without installing anything. The error message it shows when it ejects the disk says signal 15, shutting down - modem manager [1675]: <info> Caught nm-dispatcher.action: Caught signal 15, shutting down... *Deconfiguring network interfaces... Please remove installation media and close the tray (if any) then press ENTER *Deactivating swap... *Stopping remaining crypto disks... *stopping early crypto disks... unmount: /run/lock: not mounted unmount: /run/shm: not mounted

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  • Need help with xorg.conf for dual Radeon HD6450 video cards with 4 monitors

    - by Eriks Goodwin-Pfister
    I am running 64-bit Ubuntu 13.10 with Unity and have dual (2) Radeon HD6450 video cards and 4 Hanns-G HL273 monitors. Each Radeon card is driving one monitor via DVI and the other via VGA. I am running the proprietary video drivers from AMD's web site: "amd-catalyst-13.11-beta V9.4-linux-x86.x86_64.run" I tried to use "amd-catalyst-13.12-linux-x86.x86_64.run" but could not get that newer version to install. What I need help with is how to "correct" my xorg.conf file and any other needed instructions to get all four of my monitors to work as a continuous desktop that allows me to drag things from one monitor to the next, etc. When I tried to use the default open source drivers that came in Ubuntu 13.10, only three of the monitors would work. Now that I am running the proprietary ones, all four monitors come on and I can move my mouse from one end to the other--but only the right-most monitor displays my desktop and allows me to "do anything". Any time I move my mouse to any of the other three monitors (which display all-white), it turns into an "X" and does not do anything else but move. Enabling xinerama makes all four displays go all-black after login. I do have amdcccle installed, but it does not seem to have the ability to handle my particular configuration. My Current xorg.conf: Section "ServerLayout" Identifier "Basic Layout" Screen 0 "Screen1" 5760 0 Screen 1 "Screen0" 0 0 Screen 2 "Screen2" 3840 0 Screen 3 "Screen3" 1920 0 EndSection Section "Module" EndSection Section "Monitor" Identifier "0-DFP2" Option "VendorName" "ATI Proprietary Driver" Option "ModelName" "Generic Autodetecting Monitor" Option "DPMS" "true" Option "PreferredMode" "1920x1080" Option "TargetRefresh" "60" Option "Position" "0 0" Option "Rotate" "normal" Option "Disable" "false" EndSection Section "Monitor" Identifier "0-CRT1" Option "VendorName" "ATI Proprietary Driver" Option "ModelName" "Generic Autodetecting Monitor" Option "DPMS" "true" Option "PreferredMode" "1920x1080" Option "TargetRefresh" "60" Option "Position" "0 0" Option "Rotate" "normal" Option "Disable" "false" EndSection Section "Monitor" Identifier "1-DFP2" Option "VendorName" "ATI Proprietary Driver" Option "ModelName" "Generic Autodetecting Monitor" Option "DPMS" "true" Option "PreferredMode" "1920x1080" Option "TargetRefresh" "60" Option "Position" "0 0" Option "Rotate" "normal" Option "Disable" "false" EndSection Section "Monitor" Identifier "1-CRT1" Option "VendorName" "ATI Proprietary Driver" Option "ModelName" "Generic Autodetecting Monitor" Option "DPMS" "true" Option "PreferredMode" "1920x1080" Option "TargetRefresh" "60" Option "Position" "0 0" Option "Rotate" "normal" Option "Disable" "false" EndSection Section "Device" Identifier "Device0" Driver "fglrx" Option "Monitor-CRT1" "1-CRT1" BusID "PCI:1:0:0" EndSection Section "Device" Identifier "Device1" Driver "fglrx" Option "Monitor-DFP2" "0-DFP2" BusID "PCI:4:0:0" EndSection Section "Device" Identifier "Device2" Driver "fglrx" Option "Monitor-DFP2" "1-DFP2" BusID "PCI:1:0:0" Screen 1 EndSection Section "Device" Identifier "Device3" Driver "fglrx" Option "Monitor-CRT1" "0-CRT1" BusID "PCI:4:0:0" Screen 1 EndSection Section "Screen" Identifier "Screen0" Device "Device0" DefaultDepth 24 SubSection "Display" Depth 24 EndSubSection EndSection Section "Screen" Identifier "Screen1" Device "Device1" DefaultDepth 24 SubSection "Display" Depth 24 EndSubSection EndSection Section "Screen" Identifier "Screen2" Device "Device2" DefaultDepth 24 SubSection "Display" Viewport 0 0 Depth 24 EndSubSection EndSection Section "Screen" Identifier "Screen3" Device "Device3" DefaultDepth 24 SubSection "Display" Viewport 0 0 Depth 24 EndSubSection EndSection

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  • How to drag widgets from monitor to monitor in kubuntu?

    - by Mien
    I have Kubuntu 12.04 on my Dell Inspiron. I use an extern monitor as my default one, and my laptop monitor as my second monitor. I can place widgets on the extern (default) screen, but when I drag them to the laptop (second) screen, they disappear. I can put widgets on the second screen, if I open the widget screen on that screen, but I can't drag them to my first monitor. How can I switch between monitors for the widgets?

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  • How can I activate a Panel-icon via a script (or get its screen co-ordinates; to click it)?

    - by fred.bear
    This question is in the context of Lucid 10.04 desktop (ie. no Unity). I do most screen navigation via the keyboard (not the mouse), so I'm looking for a script solution to re-activating an app which has been "minimized" to the Panel's Notification Area. I'll use Skype as an example. wmctrl allows me enough access to normally-minimized windows, but when Skype is "minimized" to the Notification Area, it simply goes "off the radar" as far as wmctrl is concerned. Bearing in mind that icon positions in the Notification Area can vary, is there some way to determine the screen co-ordinates of Skype's Panel icon, so I can "click" it using xdotool (or a similar utility)? ...or maybe there is a more direct way to activate the "dormant" Skype? ... (and I don't mean the mouse ;) Here is the script, so far. Hopefully it will make clear what I'm trying to do: #!/bin/bash procname="skype-wrapper" windmask="Skype™" if [[ $(pgrep -x -n -c "$procname") == 1 ]] ; then wintitle="$(wmctrl -l |grep "$windmask" |head -n 1 |sed -n "s/^.\+${HOSTNAME} \(.*\)/\1/p")" if [ "$wintitle" = "" ] ; then echo "Click on Skype's Panel-icon to show the main window" ############################################################### # How can I find the screen co-ordinates of Skype's Panel Icon ############################################################### else # Skype is running, and has (at least) one visible window which matches $windmask. Activate it. wmctrl -a "$wintitle" fi else # The process is not currently running. Start it. ("$procname" &) fi

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  • Windows 7 boots with a blank screen with mouse cursor only.

    - by user2352
    My Windows 7 machine was powered down without logging out first. Now when booting the PC, Windows 7 does not completely start--instead it boots to an all-black screen with a mouse cursor that can be moved around. There are no icons, toolbars, etc. Ctrl+Alt+Del does not bring up the Task Manager. Booting to Safe Mode renders the same result.

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  • How to set my .apk file to run on different screen resolution in android?

    - by Arslan
    I am using a "WVGA800" for my app. I try to run it on different resolution screens. It it is not perfectly scratching in that resolution . I read and implement issues form this link. http://developer.android.com/guide/practices/screens_support.html But still not result. Please let me know if any one hase a perfect solution. Main issue are that I am fixing hight & width of Image, textsize etc. When these are displayed to screen of "WVGA800". But when I test them on "HVGA", "QVGA" then problem arise. I want to avoid the "if else" conditions by getting the screen resolution at Runtime. If any one hase any solution for this...let me know. Thanks in advance. I am also wondring when there will be new devices with new screen resolutions?

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  • How to change a grouped UITableView cell's background to black (or non-white)?

    - by Meltemi
    Just want to make sure I'm not overlooking something obvious... It seems like it should be trivial to set the background color (black is fine) of a UITableView's cell to something other than white or completely transparent so that you can display your data with white text. However, with my attempts I lose the corners on my grouped table view and it all looks like crap. I've seen & understand the methods described by Matt Gallagher about customizing TableView cells with exotic gradients, etc. but wanted to be certain before heading down that path...

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  • SAP Shortcut file - How to redirect to specific transaction screen in SAP?

    - by Kiru
    Problem : How to redirect the user to a specific executed transaction screen in SAP? Generated the SAP shortcut and able to redirect the user to specific transaction screen. It is also possible to prefill the required input parameters. The corresponding line in the shortcut is- Command=AB12 RIWO00-input1=200001212; where AB12 is the trasaction, and input1 is the input parameter. This will open that SAP screen, with AB12 transaction and the input parameter would be filled with values. But this mandates the user to clicks on enter explicitly/click on execute button explicitly after opening through the shortcut file. Is it possible to include that enter also in the shortcut file? Thank you :)

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  • How can you prevent an individual window being captured by Print-Screen?

    - by John
    I noticed a few times than when I print-screen while Media Player is running, the content is replaced with a grey rectangle. I've no idea if it's deliberate due to DRM, or some technical issue, but it struck me that being able to deliberately block screen-capture might be a useful feature in some scenarios. I am not looking to fix the problem, but replicate it! Is there some specific message each HWND gets for print-screen - does Windows do a special repaint or simply dump buffers to the clipboard? I guess I'd prefer to focus this on Win32 specifically, but as long as it's Windows-related then fine.

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  • can i change the black background of an iphone app?

    - by Cristi Balu?a
    My app is structured like this, a single MainWindow with window backgroundColor to white(which doesn't appear anywhere anyway), and in this nib i have a UINavigationController which doesn't seems to have a backgroundColor. Any view controller is added from code and made from code and they have a gray background. What happens is that when i rotate the iphone and the views are rotating as well, i see a black background under my views. Can this be changed? It looks ugly especially if i have a photo that is rotating in the same time with my gray background.

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  • How would I detect horizontal-black lines using ImageMagick?

    - by Zando
    So I have what is essentially a spreadsheet in TIFF format. There is some uniformity to it...for example, all the column widths are the same. I want to de-limit this sheet by those known-column widths and basically create lots of little graphic files, one for each cell, and run OCR on them and store it into a database. The problem is that the horizontal lines are not all the same height, so I need to use some kind of graphics library command to check if every pixel across is the same color (i.e. black). And if so, then I know I've reached the height-delimiter for a cell. How would I go about doing that? (I'm using RMagick)

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  • Is it possible to have a sound play before/during the splash screen?

    - by Jeff
    My app takes a few seconds to load and I have a splash screen. Once "viewDidLoad" I have a little sound play. I feel that the sound would be in better use if it started playing when the splash screen popped up. Is it possible to have a sound start before/during the splash screen? Here is my code: (under viewDidLoad) NSString *soundFilePath = [[NSBundle mainBundle] pathForResource: @"intorSound" ofType: @"aif"]; NSURL *fileURL = [[NSURL alloc] initFileURLWithPath: soundFilePath]; player = [[AVAudioPlayer alloc] initWithContentsOfURL: fileURL error: nil]; [player setVolume: soundVolumeValue]; // available range is 0.0 through 1.0 [player play]; [fileURL release]; Thank you for your time!

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  • Why do .png backgrounds appear black on iPhone device but not simulator?

    - by David Rea
    I started with a .tiff file and used GraphicConverter to change it to a .png and set a transparency color. Worked fine in the simulator but when I pushed to the device the transparency color became black. Tested with a .png I downloaded from the net and that worked fine, so it seems to only happen with some files. Thus I suspect it has something to do with the way GraphicConverter writes the .pngs, but I don't know enough about file formats to debug it. Any ideas/suggestions? Ideally I'd like to programatically treat all .pngs because my app allowed dynamic loading of arbitrary files, so I can't verify the transparency beforehand.

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  • Android animation doesn't work, probably some kind of screen redraw problem.

    - by BenIOs
    I have created a custom component in my program by extending a ViewGroup. This component listens to touch events and are supposed to start animations when the user has move their finger past some certain points. I'm able to start animations while the user is touching the screen. But I'm not able to start animations if the user doesn't move their finger. It's probably that the phone thinks it doesn't have to update the screen if the user isn't moving their finger. I added some logs and according to them the animation starts and ends but it doesn't draw on the screen. I have the same problems when starting an animation with a timer. I use AlphaAnimations and TranslateAnimations on ImageViews. I have tried to use invalidate() both on the component and the ImageView but it doesn't help. Anyone who has an idea how to solve this?

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  • Black flicker while resizing translucent Qt widget (only when Aero is enabled)?

    - by D.
    I have a top-level Qt widget with the FramelessWindowHint flag and the WA_TranslucentBackground attribute set. It has several children, each of which draws an image on it. They are not in a layout. Instead, I simply move them around when something changes (it is not user-resizable). There are two states to the window - a big state and a small state. When I switch between them, I resize the window and reposition the children. The problem is that as the window resizes, a black box is briefly flashed on the top-level window before the images are painted over it. The problem goes away if I disable Aero. I found brief mention of this problem being fixed in an article describing a new release of Qt (this release is long past), but it still doesn't work. Any ideas why? Thanks!

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  • How can you prevent a window being captured by Print-Screen?

    - by John
    I noticed a few times than when I print-screen while Media Player is running, the content is replaced with a grey rectangle. I've no idea if it's deliberate due to DRM, or some technical issue, but it struck me that being able to deliberately block screen-capture might be a useful feature in some scenarios. Is there some specific message each HWND gets for print-screen - does Windows do a special repaint or simply dump buffers to the clipboard? I guess I'd prefer to focus this on Win32 specifically, but as long as it's Windows-related then fine.

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  • How can I get a Dialog style activity window to fill the screen?

    - by Matthias
    I am using an activity with the dialog theme set, and I want it to be full screen. I tried all sorts of things, even going through the WindowManager to expand the window to full width and height manually, but nothing works. Apparently, a dialog window (or an activity with the dialog theme) will only expand according to its contents, but even that doesn't always work. For instance, I show a progress bar circle which has width and height set to FILL_PARENT (so does its layout container), but still, the dialog wraps around the much smaller progress bar instead of filling the screen. There must be a way of displaying something small inside a dialog window but have it expand to full screen size without its content resizing as well?

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  • Most optimal way to detect if black (or any color pixels) exist in an image file?

    - by Zando
    What's the best and most flexible algorithm to detect any black (or colored pixel) in a given image file? Say I'm given an image file that could, say, have a blue background. And any non blue pixel, including a white pixel, is counted as a "mark". The function returns true if there are X number of pixels that deviate from each other at a certain threshold. I thought it'd be fastest to just simply iterate through every pixel and see if its color matches the last. But if it's the case that pixel (0,0) is deviant, and every other pixel is the same color (and I want to allow at least a couple deviated pixels before considering an image to be "marked), this won't work or be terribly efficient.

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  • why is the address bar black in Google chrome so you cannot see what you're typing ? [closed]

    - by Tim
    The address bar background color in Google Chrome is black. I cannot see what I'm typing. What's going on? This is a problem when you're typing in a URL you've never used before (so there's no matching history). Type in a URL you've never used before. Imagine someone is giving it to you over the phone. Make a typo somewhere. Use the back arrow to go back and correct it. You cannot see where the cursor is. This just started happening yesterday. I'm on WinXP Pro.

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  • How do I make a DIV stay at the top of the screen no matter ow far down the page my visitor scrolls?

    - by user1289863
    What I'm saying is, I have some extremely long pages on my website, which can make it annoying I've my visitors need to scroll to the top of the page to be able to navigate to another page. I'm not quite sure what I would call this but any Google search that contains the words 'DIV' and 'float' come up with completely unrelated results... What I'm looking to do is create a DIV that stays at the top of the Screen (not to be confused with the page) so that if the user is at the bottom of the page, they can still see the navigation bar just floating at the top of the screen. What I can think of is to position the DIV relative to the position of the screen but I don't know how to code this. I'm happy to use JavaScript (preferably in the form of jQuery), but if you know how to do this using CSS, I would favour your response. This might help: I know a little bit of jQuery and JavaScript and I know a good deal of CSS and HTML. Thanks in advance.

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  • PHP invalid image's and error handling

    - by Emdiesse
    Using PHP's Image and GD functions you can use the following method to finally output the php image imagepng($image); Sometimes, for whatever reason the image may not be displayed typically the error is not with the image but with the actual php functions not executing successfully. However this causes a blank image to be returned which doesn't help me. What I want to know is, is there a way to detect a blank or an invalid image and create a new image, write the errors to the new image using imagestring() and then display this new (debug) image instead. for example, a successfully displayed image with no errors: $image = imagecreate(256, 256); //create image imagecolortransparent($image, $BLUE); //set transparent imagefilledrectangle($image, 0, 0, 256, 256, $BLUE); //fill with 'transparent colour' //Draw a border round the image imageline($image, 0, 0, 0, 255, $Black); imageline($image, 0, 0, 255, 0, $Black); imageline($image, 255, 0, 255, 255, $Black); imageline($image, 0, 255, 255, 255, $Black); imagestring($image, 1, 10, 10, "I am an image!", $Black); imagepng($image); imagedestroy($image); but if I then introduce some errors in the php script that may or may not be to do with the actual image creation then the php script fails and the image will not be visible... $image = imagecreate(256, 256); //create image imagecolortransparent($image, $BLUE); //set transparent imagefilledrectangle($image, 0, 0, 256, 256, $BLUE); //fill with 'transparent colour' //Draw a border round the image imageline($image, 0, 0, 0, 255, $Black); imageline($image, 0, 0, 255, 0, $Black); imageline($image, 255, 0, 255, 255, $Black); imageline($image, 0, 255, 255, 255, $Black); imagestring($image, 1, 10, 10, "I am an image!", $Black); /* I am here to cause problems with the php script ** and cause the execution to fail, I am a function ** that does't exist... ** ** and I am missing a semi colon! ;)*/ non_existant_function() imagepng($image); imagedestroy($image); At this point I want to create a new image like above but in replacement of the I am an image! text I would put the actual error that has occured.

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