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  • Handle edittexts onKeyListener ?

    - by hungson175
    Hi everyone, I am creating login screen with 2 editTexts: etUsername and etPassword. On the etUsername, user should input the username and press Enter to go to the edit text etPassword, then he inputs the password, press Enter to login. Here are my current codes: etUsername.setOnKeyListener(new OnKeyListener() { @Override public boolean onKey(View v, int keyCode, KeyEvent event) { if ((keyCode == KeyEvent.KEYCODE_ENTER)) { etPassword.requestFocus(); return true; } else return false; } }); etPassword.setOnKeyListener(new OnKeyListener() { @Override public boolean onKey(View v, int keyCode, KeyEvent event) { if ((keyCode == KeyEvent.KEYCODE_ENTER)) { loginToServer(); return true; } else return false; } }); But when I input the username, and then press Enter – the program tries to log in to the server. In the debug mode, I saw that when I pressed Enter once (on the etUsername) then first: etUsername.onKey() is called and then etPassword.onKey() is also called ! Can anyone please tell me, how to implement what I want ? Thank you very much, Son

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  • Performance issue between builds

    - by DeadMG
    I've been developing a small indie game in my spare time and have run across an inexplicable issue. Some builds of the game will randomly run several hundred frames per second slower than other builds. For example, when rendering some text and no 3D scene, I can achieve 1800FPS on my own hardware. Add one 3D sphere (10k verts, pixel shaded), achieve 1700 FPS. Add two more spheres, achieve 800 FPS. Remove all spheres, achieve 1100FPS- even though the code now renders the same scene as I previously achieved at 1800FPS, which is just the FPS counter being rendered. I've tried rebuilding and cleaning the project and rebooting the compiler. This is in Release mode and I turned on all the optimizations I could find. Any suggestions as to the cause? I ran a quick profile, and Visual Studio seems to think that over 90% of my time was spent in D3D9_43.dll, suggesting that it's not a bug in my app, which doesn't explain why it manifests in only some builds. I rebooted my machine and it's back up to 1800FPS. I think it's a bug in the DirectX SDK tools (amongst many others). Going to delete this question.

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  • [C]Dynamic allocation memory of structure, related to GTK

    - by MakeItWork
    Hello, I have following structure: typedef struct { GtkWidget* PoziomaLinijka; GtkWidget* PionowaLinijka; GtkWidget* Label1; GtkWidget* Label2; gint x,y; } StrukturaDrawing; And i need to allocate it on the heap because later I have functions which uses that structure and I don't want to use global variables. So I allocate it like this: StrukturaDrawing* Wsk; Wsk = (StrukturaDrawing*)malloc(sizeof(StrukturaDrawing)); if (!Wsk) { printf("Error\n"); } And it doesn't returning error and also works great with other functions, it works the way I wanted it to work so finally i wanted to free that memory and here is problem because in Debug Mode compilator bitches: First-chance exception at 0x102d12b4 in GTK.exe: 0xC0000005: Access violation reading location 0xfffffffc. Unhandled exception at 0x102d12b4 in GTK.exe: 0xC0000005: Access violation reading location 0xfffffffc. I connect callback to my function, like that: g_signal_connect(G_OBJECT(Okno), "destroy", G_CALLBACK(Wyjscie), Wsk); Function which is suppose to free memory and close program: void Wyjscie(GtkWindow* window, GdkEvent* event, StrukturaDrawing* data) { gtk_main_quit(); free(data); data = NULL; } Any help really appreciated.

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  • Why won't my UITableViewCell deselect and update its text?

    - by Josh
    I have a UITableView with a list of stories and a cell at the bottom that loads more stories. I am trying to make the "More Stories..." cell deselect and change its text to "Loading..." when clicked. I have searched all over the internet and all over stackoverflow and I cant figure out why my code isnt working right. Right now, when the "More Stories..." cell is clicked, it stays selected and doesnt ever change its text. - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { // Navigation logic int storyIndex = [indexPath indexAtPosition: [indexPath length] - 1]; if (storyIndex == [stories count]) { UITableViewCell *moreCell = [tableView dequeueReusableCellWithIdentifier:@"more"]; if (moreCell == nil) { moreCell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:@"more"] autorelease]; } // Set up the cell moreCell.textLabel.text = @"Loading..."; [tableView deselectRowAtIndexPath:indexPath animated:YES]; [self moreStories]; } else { NSLog(@"%@",[[stories objectAtIndex: storyIndex] objectForKey: @"link"]); webViewController *webController; webController = [[webViewController alloc] initWithURLPassed:[[stories objectAtIndex: storyIndex] objectForKey: @"link"]]; [self.navigationController pushViewController:webController animated:YES]; [webController release]; webController =nil; self.navigationItem.backBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"Back" style:UIBarButtonItemStylePlain target:nil action:nil]; } }

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  • HTTPS causes jQuery to ignore request

    - by Josh
    I have an odd bug, this jQuery code executes correctly when calling the page via HTTP, but once I connect to the page via HTTPS it doesn't execute. The code basically tracks when a link is clicked. <html> <head> <title>Test Page</title> <script type="text/javascript" src="/scripts/jquery-1.4.2.min.js"></script> <script type="text/javascript"> $(document).ready( function() { $('.fbspb').click(function() { $.get("/services/lt.ashx?ac=fbspb"); return true; }); }); </script> </head> <body> <a href="http://www.facebook.com" class="fbspb" target="_blank">Facebook</a> </body> </html> I've tried updating the URL in the get use a full HTTPS path with no success. No error is raised when I try to HTTPS.

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  • How do I conditionally compile C code snippets to my Perl module?

    - by mobrule
    I have a module that will target several different operating systems and configurations. Sometimes, some C code can make this module's task a little easier, so I have some C functions that I would like to bind the code. I don't have to bind the C functions -- I can't guarantee that the end-user even has a C compiler, for instance, and it's generally not a problem to failover gracefully to a pure Perl way of accomplishing the same thing -- but it would be nice if I could call the C functions from the Perl script. Still with me? Here's another tricky part. Just about all of the C code is system specific -- a function written for Windows won't compile on Linux and vice-versa, and the function that does a similar thing on Solaris will look totally different. #include <some/Windows/headerfile.h> int foo_for_Windows_c(int a,double b) { do_windows_stuff(); return 42; } #include <path/to/linux/headerfile.h> int foo_for_linux_c(int a,double b) { do_linux_stuff(7); return 42; } Furthermore, even for native code that targets the same system, it's possible that only some of them can be compiled on any particular configuration. #include <some/headerfile/that/might/not/even/exist.h> int bar_for_solaris_c(int a,double b) { call_solaris_library_that_might_be_installed_here(11); return 19; } But ideally we could still use the C functions that would compile with that configuration. So my questions are: how can I compile C functions conditionally (compile only the code that is appropriate for the current value of $^O)? how can I compile C functions individually (some functions might not compile, but we still want to use the ones that can)? can I do this at build-time (while the end-user is installing the module) or at run-time (with Inline::C, for example)? Which way is better? how would I tell which functions were successfully compiled and are available for use from Perl? All thoughts appreciated!

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  • Replace an embed or iframe youtube video by an tumbnail + link to vídeo.

    - by Evel
    I need an javascript that can be placed on header that recognizes an youtube embed or iframe player and replaces it by a tumbnail linked to the vídeo on youtube. The script should identifies an code like this ones: <object width="560" height="340"><param name="movie" value="http://www.youtube.com/v/J4oJWUJpbLY?fs=1&amp;hl=pt_BR&amp;hd=1&amp;color1=0x5d1719&amp;color2=0xcd311b"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/J4oJWUJpbLY?fs=1&amp;hl=pt_BR&amp;hd=1&amp;color1=0x5d1719&amp;color2=0xcd311b" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="560" height="340"></embed></object> <iframe title="YouTube video player" class="youtube-player" type="text/html" width="560" height="345" src="http://www.youtube.com/embed/J4oJWUJpbLY?hd=1" frameborder="0"></iframe> And replace by it: <a href="http://www.youtube.com/watch?v=n1VCUF2xqKk" target="_blank"><img src="http://img.youtube.com/vi/n1VCUF2xqKk/default.jpg" alt="" /></a> Look that the variable is the video ID. It is possible?

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  • Select form children when multiple forms are present jQuery

    - by afreeland
    I am dealing with a webpage that has multiple forms..some basic HTML forms and some AJAX forms. I have a created validation for inputs, let me give an example...if an input has a class="required" whenever a submit button is pressed if any required classes are empty then the form doesnt submit. Which works great...until you have multiple forms with required fields that dont apply to the section your submitting. I am able to find the closest form $(this).closest("form") and it gets me the form element properly, I then need to be able to loop only through the children of that form. I have tried: .children(':input'), .find('input') and honestly to many to list. Here is the code for when a button is selected $('#formSubmit').click(function (e) { var submit = true; var form = $(this).closest("form"); var formID = $(form).attr("id"); e.preventDefault(); $(form).children(":input").each(function () { if ($('#ERROR').length > 0) { submit = false; alert("Please fix errors to continue"); } $('.required').each(function () { if ($(this).val() == "" || $(this).val() == undefined) { submit = false; $(this).css({ 'background-color': '#fef236' }); } }); }); if (submit == true) { this.form.submit(); } }); //End of #formSubmit Also of interest I have started creating forms with ids that are GUID's so they will be unique and allow me to target things without any issues, just wanted to throw that out there if it can help lead to a solution I appreciate any help =)

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  • Page does update with details from the database after i hit a button

    - by swathi
    I have a code and the way it should work is,when they click on NEW CUSTOMER,it takes them to test1.php where in they enter the details and they hit submit.it saves all the details in properly in the database and when i go back and hit REFRESH ,it should come up with the customer details which they had entered in previously. But what happens is, when i click on the REFRESH,it refreshes the same old page which is empty.I wanted to find out where am i missing the logic.Thanks in advance. The sample code would be <tr> <td class="tdvisitbig" colspan="5">THIS IS A TEST</td> </tr> <tr> <td class='tdvisitbig' colspan="5"><input type="button" onClick="openVisit('test1.php?id=<?=$key?>&name=<?=$name?>');return false;" value="NEW CUSTOMER" class="submit">&nbsp;<input type="button" value="REFRESH" name="add_xyz" class="submit" onClick="document.add.target='_self';document.add.action='test3.php?redirect=visit&section=test page';document.add.submit();"></td> </tr> <? $q = "SELECT address,customernum,status FROM customer WHERE name='$name' ORDER BY customernum"; $r = mysql_query( $q , $Link ); while( $rw = mysql_fetch_assoc( $r ) ) { extract( $rw ); ?> <tr> <? } ?>

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  • How to set the attributes of cell progamatically without using nib file ?

    - by srikanth rongali
    - (void)viewDidLoad { [super viewDidLoad]; // Uncomment the following line to display an Edit button in the navigation bar for this view controller. self.title = @"Library"; self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"Close" style:UIBarButtonItemStyleBordered target:self action:@selector(close:)]; self.tableView.rowHeight = 80; } -(void)close:(id)sender { // } - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { static NSString *CellIdentifier = @"Cell"; UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier]; if (cell == nil) { cell = [[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:CellIdentifier] autorelease]; UILabel *dateLabel = [[UILabel alloc]init]; dateLabel.frame = CGRectMake(85.0f, 6.0f, 200.0f, 20.0f); dateLabel.tag = tag1; [cell setAccessoryType:UITableViewCellAccessoryDisclosureIndicator]; cell.contentView.frame = CGRectMake(0.0f, 0.0f, 320.0f, 80.0f); [cell.contentView addSubview:dateLabel]; [dateLabel release]; } // Set up the cell... //[(UILabel *)[cell viewWithTag:tag1] setText:@"Date"]; cell.textLabel.text = @"Date"; return cell; } But the control is not entering into the tableView: method. So I could not see any label in my table. How can I make this ? Thank You

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  • Why is my SAX handler returning an object with no values? I am setting it just fine

    - by Blankman
    I'm writing a SAX parser for an xml, and the object it returns doesn't have the values that I am setting in the events. My classes structure is like this: public class ProductSAXHandler extends DefaultHandler { private Product product; public ProductSAXHandler() { product = new Product(); } public Product ParseXmlFile(String xml) { SAXParserFactory spf = new ... XMLReader parser = .... parser.parse(xml); return product; } public void StartElement(....) { for(int ...) { // looping through attributes if(qName == "description" && name == "sku") { product.setSKU(value); } } } } When I am in debug mode, the value of product does get set, and I can see that the product's sku field has the correct value. But for some reason the product object returned is just a new Product object with no values set during the parsing. What am I doing wrong here? It must be me not understanding how these events are fired etc.

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  • IE 7 floated div auto-clearing next element ?

    - by schweb-design-llc
    Hello, I'm having trouble with the following example. Background: I first have a element floated to the right with an image output inside it. I then have a element with other content within it. In FF and IE 8, as expected, the .images div floated to the right displays floated to the right pushing the content within the .product-body div to the left nicely. The problem: But when viewed in IE 7 compatibility mode, the .product-body div is cleared underneath the .images div and thus the .images div does not fall nicely to the right as expected. IT does this regardless of whether or not i have clear:none; on the .broduct-body div. Please see the example at www.hotelmarketingbudget.com Look at the source code there at the div element #content-body to see these divs. Feel free to use Firebug or IE Dev toolbar or whatnot to check this out. The relevant CSS: content-body{ width:auto; height:auto; position:relative; margin:0 auto; } .product-group .images { float:right; width:auto; height:auto; position:relative; margin:0 auto; margin-left:15px; } .product-group .product-body { width:auto; height:auto; position:relative; margin:0 auto; } I've spent hours already trying to figure out how to fix this- googling, reading other threads here on stackoverflow, but alas i cannot find any solutions and it's hard to know what words to even search with. I'm really hoping this is just some brain-fart on my part. Any advice or ideas or questions would be GREATLY appreciated!

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  • Differentiate Between UITableView Editing States?

    - by Josh Kahane
    I have been looking at trying to differentiate between editing states in my UITableView. I need to call a method only when in editing mode after tapping the edit button, so when you get your cell slide in and you see the little circular delete icons but NOT when the user swipes to delete. Is there anyway I can differentiate between the two? Thanks. EDIT: Solution thanks to Rodrigo Both each cell and the entire tableview has an 'editing' BOOL value, so I loop through all the cells and if more than one of them is editing then we know the whole table is (the user tapped the edit button), however if only one is editing then we know that the user has swiped a cell, editing that individual one, this lets me deal with each editing state individually! - (void)setEditing:(BOOL)editing animated:(BOOL)animated { [super setEditing:editing animated:animated]; int i = 0; //When editing loop through cells and hide status image so it doesn't block delete controls. Fade back in when done editing. for (customGuestCell *cell in self.tableView.visibleCells) { if (cell.isEditing) { i += 1; } } if (i > 1) { for (customGuestCell *cell in self.tableView.visibleCells) { if (editing) { // loop through the visible cells and animate their imageViews [UIView beginAnimations:nil context:nil]; [UIView setAnimationDuration:0.4]; cell.statusImg.alpha = 0; [UIView commitAnimations]; } } } else if (!editing) { for (customGuestCell *cell in self.tableView.visibleCells) { [UIView beginAnimations:nil context:nil]; [UIView setAnimationDuration:0.4]; cell.statusImg.alpha = 1.0; [UIView commitAnimations]; } } }

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  • How to create a timer the right way?

    - by mystify
    I always have an class which needs to set up a timer for as long as the object is alive. Typically an UIView which does some animation. Now the problem: If I strongly reference the NSTimer I create and invalidate and release the timer in -dealloc, the timer is never invalidated or released because -dealloc is never called, since the run loop maintains a strong reference to the target. So what can I do? If I cant hold a strong ref to the timer object, this is also bad because maybe I need a ref to it to be able to stop it. And a weak ref on a object is not good, because maybe i'm gonna access it when it's gone. So better have a retain on what I want to keep around. How are you guys solving this? must the superview create the timer? is that better? or should i really just make a weak ref on it and keep in mind that the run loop holds a strong ref on my timer for me, as long as it's not invalidated?

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  • jquery 2 fades complete at the same time

    - by odavy
    Hello again, just another quick one: I am noticing differences with fadeOut dependant on whether this is a target. Here's my structure. I have rows of data on my page, and each row has two icons. One is an update icon for that row, one is a delete icon for that row. When a user clicks the update icon for a particular row, I want both the update and the delete icons to fade away. So, in order to fade the thing the user clicked (the update button) and its corresponding delete button, I am using... $(this).next().add(this).fadeOut('slow'); ...which works, but the two elements don't fade at the same time. this fades first (which is the update icon), and then this.next fades out (the delete icon). But if I specify the two elements by name... $('#updS2, #delS2').fadeOut('slow'); then they fade together. Why is it different? Apologies for Friday rambling.

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  • How to store arbitrary data for some HTML tags

    - by nickf
    I'm making a page which has some interaction provided by javascript. Just as an example: links which send an AJAX request to get the content of articles and then display that data in a div. Obviously in this example, I need each link to store an extra bit of information: the id of the article. The way I've been handling it in case was to put that information in the href link this: <a class="article" href="#5"> I then use jQuery to find the a.article elements and attach the appropriate event handler. (don't get too hung up on the usability or semantics here, it's just an example) Anyway, this method works, but it smells a bit, and isn't extensible at all (what happens if the click function has more than one parameter? what if some of those parameters are optional?) The immediately obvious answer was to use attributes on the element. I mean, that's what they're for, right? (Kind of). <a articleid="5" href="link/for/non-js-users.html"> In my recent question I asked if this method was valid, and it turns out that short of defining my own DTD (I don't), then no, it's not valid or reliable. A common response was to put the data into the class attribute (though that might have been because of my poorly-chosen example), but to me, this smells even more. Yes it's technically valid, but it's not a great solution. Another method I'd used in the past was to actually generate some JS and insert it into the page in a <script> tag, creating a struct which would associate with the object. var myData = { link0 : { articleId : 5, target : '#showMessage' // etc... }, link1 : { articleId : 13 } }; <a href="..." id="link0"> But this can be a real pain in butt to maintain and is generally just very messy. So, to get to the question, how do you store arbitrary pieces of information for HTML tags?

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  • Which approach is better in term of saving the data? How to handle this?

    - by dewacorp.alliances
    Hi there I have Telerik grid within a Telerik grid. Due to I have a different view between insert and edit mode, so as per suggested I have to use UserControl instead. Inside this control, it could have another Telerik grid plus bunch of ASP.NET textboxes. This thing works well. My dilemma is this: Scenario 1: Handling the save in the user control - OnClick event I have a button to save this. I need to get the value of the "selected grid" so I am using this snippet below and again works well. foreach (GridDataItem dataItem in radgrdTariffNetworkDistributorRateItems.SelectedItems) { string ID = dataItem.OwnerTableView.DataKeyValues[dataItem.ItemIndex]["SupplierRateItemID"].ToString(); } But then how do I get the id of the parent grid where this control sit? I use the following this event to save: protected void bttnNetworkTariffReviewItemInsert_Click(object sender, EventArgs e) the e of course not the right one though?!?!? GridDataItem parentItem = (GridDataItem)e.Item.OwnerTableView.ParentItem; string reviewID = parentItem.OwnerTableView.DataKeyValues[parentItem.ItemIndex]["ID"].ToString(); Scenario 2: Handling the save in the page instead (OnInsertCommand on the master grid) With this approach works well to get id of the grid etc BUT I am having a problem to get selected grid in the UserControl and plus couple controls value. How do I make this feasible? Logically, I should handle this at the user control level to save but again because the user control relying on the child grid I am having trouble to get this value. I am appreciated your suggestion.

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  • TreeNode Selection Problems in C#

    - by user455046
    Whenever I click outside the tree nodes text, on the control part, it tigers a node click event- but doesn't highlight the node. I am unsure why this is happening. I want the node to be selected on a click- when you click the nodes text- not the whitespace- I only assume that the nodes width reaches across the whole Treenode? I have the Treeview on dock.fill mode if that has something to do with it- I tried everything but can't get it to behave correctly. Maybe someone will know what's going on. Update: if (e.Location.IsEmpty) { Seems to work better- but still selects the node in the blank place where there is no text- Obviously the node width extends across the whole treeview it seems? Is there a better way to accomplish what I want? Or is that the best way? UPDATE: Previous idea isn't working- sigh- I thought it did it but it didn't. New Problem : I think part of the problem is related to the focus now when I switch from treeview.

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  • Problems parsing Google Data Booksearch API XML in Ruby

    - by FrogBot
    I'm trying to parse some XML I've gotten from the Google Data Booksearch API and I'm having trouble trying to target a specific element. Currently my code looks like so: require 'gdata' client = GData::Client::BookSearch.new feed = client.get("http://books.google.com/books/feeds/volumes?q=Foundation").to_xml books = [] feed.elements.each('entry') do |entry| book = { :title => entry.elements['title'].text, :author => entry.elements['dc:creator'].text, :book_id => entry.elements['dc:identifier'].text } books.push(book) end p books and that all works fine, but I want to add a thumbnail URL to the book hash. The tag with each book's thumbnail URL looks like so: <feed> <entry> ... <link rel="http://schemas.google.com/books/2008/thumbnail" type="image/x-unknown" href="http://bks6.books.google.com/books?id=ID5P7xbmcO8C&printsec=frontcover&img=1&zoom=5&edge=curl&source=gbs_gdata"/> ... </entry> </feed> I want to grab the contents of the href attribute from this element and I'm not exactly sure how. Can anyone help me out here?

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  • Difference between SET autocommit=1 and START TRANSACTION in mysql (Have I missed something?)

    - by tkolar
    Hey there, I am reading up on transactions in mysql and am not sure whether I have grasped something specific correctly, and I want to be sure I understood that correctly, so here goes. I know what a transaction is supposed to do, I'm just not sure whether I understood the statement semantics or not. So, my question is, is anything wrong, (and, if that is the case, what is wrong) with the following: By default, autocommit mode is enabled in mysql. Now, SET autocommit=0; will begin a transaction, SET autocommit=1; will implicitly commit. It is possible to COMMIT; as well as ROLLBACK;, in both of which cases autocommit is still set to 0 afterwards (and a new transaction is implicitly started). START TRANSACTION; will basically SET autocommit=0; until a COMMIT; or ROLLBACK; takes place. In other words, START TRANSACTION; and SET autocommit=0; are equivalent, except for the fact that START TRANSACTION; does the equivalent of implicitly adding a SET autocommit=0; after COMMIT; or ROLLBACK; If that is the case, I don't understand http://dev.mysql.com/doc/refman/5.5/en/set-transaction.html#isolevel_serializable - seeing as having an isolation level implies that there is a transaction, meaning that autocommit should be off anyway? And if there is another difference (other than the one described above) between beginning a transaction and setting autocommit, what is it? Thanks a lot in advance for your help!

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  • bluetooth BluetoothSocket.connect() thread. how to close this thread

    - by Hia
    I am trying to make an android app that makes connection with bluetooth device. It works fine but when I call BluetoothSocket.connect() and it is not able to connect to devise its blocking. The thread and does not throw any exception. So when I try to close application while connect() is running its not responding. How can I cancel it? Used BluetoothSocket.close() in ... but still its not working for me. protected void simpleComm(Integer port) { // The documents tell us to cancel the discovery process. try { Method m = mmDevice.getClass().getMethod("createRfcommSocket", new Class[] { int.class }); mmSocket = (BluetoothSocket) m.invoke(mmDevice, port); mmSocket.connect(); // <== blocks untill is not connected Log.d(TAG, " connection success==="); }catch(Exception e){ if (!abort) { connectionFailed(); // Close the socket try { mmSocket.close(); // Start the service over to restart listening mode BluetoothService.this.start(); } catch (IOException e2) { Log.e(TAG,"unable to close() socket during connection failure", e2); } } return; } } public void cancel() { try { abort = true; mmSocket.close(); } catch (IOException e) { Log.e(TAG, "close() of connect socket failed", e); } }

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  • What's best performance way to constantly change image on WP7?

    - by AlRodriguez
    I'm trying to make my own type of remote desktop for WP7. I have a WCF service that returns an image on what's on the target machine's screen. Here's the WCF Server Code: // Method to load desktop image Bitmap image = new Bitmap( ViewSize.Width, ViewSize.Height ); Graphics g = Graphics.FromImage( image ); g.CopyFromScreen( Position.X, Position.Y, 0, 0, ViewSize ); g.Dispose( ); return image; // Convert image to byte[] which is returned to client using ( MemoryStream ms = new MemoryStream( ) ) { Bitmap image = screenGrabber.LoadScreenImage( ); image.Save( ms, ImageFormat.Jpeg ); imageArray = ms.ToArray( ); } Here's the code for the WP7 client: MemoryStream stream = new MemoryStream( data ); BitmapImage image = new BitmapImage( ); image.SetSource( stream ); BackgroundImage.Source = image; The BackgroundImage variable is an Image control. I'm noticing this freeze on the emulator after a short while, and will eventually crash from an OutOfMemoryException. This is already pretty slow ( images show up a good half second later than what's on the screen ), and I'm wondering if there's a better/faster way of doing this? Any help would be great. Thanks in advance.

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  • Question about SharedPreferences

    - by chobo2
    I am looking an android Shared Preferences and I am wondering is there a way to just check if the preferences file exists. SharedPreferences mySharedPreferences ; mySharedPreferences=getSharedPreferences(“Name_of_your_preference”,mode); This above code leads me to believe that "Name_of_Your_preferene" is stored as a file or some sort of container that will contain your preferences. I am wondering is there away to check if this exists or not. When a user loads up an activity I want to save all the settings into this file with some default values(off for all settings). However I only want to do this if they are going to the page for the first time. Otherwise if I would do something like this every time the page loads up SharedPreferences.Editor editor= mySharedPreferences.edit(); /* now store your primitive type values. In this case it is true, 1f and Hello! World */ editor.putBolean(“myBoolean”,true); editor.putFloat(“myFloat”,1f); editor.putString(“myString”,” Hello! World”); I am guessing it would override all settings even ones they set.

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  • Get real height of div plus css generated content (if possible)

    - by qp2wd
    I'm trying to use javascript to give three divs a negative top position equal to their height. I've got it working, sort of (thanks to help from here!) but instead of calculating the height of each div and calculating the top position accordingly, each div is being assigned a negative top position of -367px: <script type="text/javascript"> $(document).ready(function() { //Get height of footer popup var pHeight = $('footer ul li > ul').outerHeight(); //Calculate new top position based on footer popup height var nHeight = pHeight + "px"; $('footer ul li > ul').css({ //Change top position to equal height of footer popup 'top' : "-" + nHeight }); }); </script> I've tried this using .height, .outerheight, and even .getheight which someone mentioned on the Jquery documentation for .height. I also tried using an each statement, though it didn't seem to work; I may have written it incorrectly. In addition (if possible), I'd like the negative position to take into account the height of a content being generated using the css :after psuedo-property, though I can always manually add that in to the calculation if javascript has no way to access that. EDIT: Added a test page link. It's the bottom divs I'm trying to target with JS, but if anyone has an idea regarding how to fix the problem with the top divs I'd be much obliged as well. http://www.qualityprinters2.com/test/float-tab-test.html

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  • css chain selectors

    - by user1588858
    both this structure comes in same page how to target this div in css only difference is ul class.... i wanted to give two different border colors yellow and pink color this div http://jsfiddle.net/LWutU/5/ zpass-current <ul class="zpass-current zpass-homepage logo-med-whttxt clearfix"> <li> <a href=""> <div class="entitlement"> <div id="box_go"> </div> </div> </a> <li> </ul> zpass-header <ul class="zpass-header zpass-homepage logo-med-whttxt clearfix"> <li> <a href=""> <div class="entitlement"> <div id="box_go"> </div> </div> </a> <li> </ul>

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