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  • two line label with expression

    - by metasequoia
    I'd like to write an axis label over two lines with an expression() statement. However, plotmath and expression won't allow this (e.g. subscript appear on the far right). I found this discussion circa 2005 of a similar issue but the work around that they offer doesn't translate to my application in ggplot2. A recent question addressed a a different permutation of multi-line expression statements, but again the work around provided doesn't apply here. Example: p <- ggplot(mtcars,aes(x=wt,y=mpg))+ geom_point()+ xlab(expression(paste("A long string of text goes here just for the purpose \n of illustrating my point Weight "[reported]))) try(ggsave(plot=p,filename=<some file>,height=4,width=6)) yields an image where subscript "reported" is kicked out to the right when I'd like it to sit next to the previous word.

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  • Using Forms authentication with remote auth system?

    - by chobo
    I am working on a website that uses a remote websites database to check for authentication (they are both share some database tables, but are separate website...) Right now I check the username and password against the remote websites account / member table, if there is a match I create a session. Questions: Is this secure? On authenticated pages I just check if a session of a specific type exists.Is it possible for someone to create an empty session or something that could bypass this? Is it possible to use Forms authentication with this setup? Right now if a user is authenticated I just get an object back with the username, email and id.

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  • url and nameserver question

    - by aristotaly
    i have hosting accout in go daddy its a delux plan so i can assign more than one url right now i got two of them they both registerd throgh go daddy in the same account. right now i would like to give some storage space to a freind that have a url ( also go ddady) in a different account . and i do not know how to do it . i think he needs to set up his name servers as my name servers so he did and than i should add his url in the domain maneger i did that also and even installed joomla on this particular folder that i assinged to his url nothing happenend . am i missing somthing ? plz help if you can :)

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  • Construction an logical expression which will count bits in a byte.

    - by danatel
    When interviewing new candidates, we usually ask them to write a piece of C code to count the number of bits with value 1 in a given byte variable (e.g. the byte 3 has two 1-bits). I know all the common answers, such as right shifting eight times, or indexing constant table of 256 precomputed results. But, is there a smarter way without using the precomputed table? What is the shortest combination of byte operations (AND, OR, XOR, +, -, binary negation, left and right shift) which computes the number of bites?

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  • How do I make a lock that allows only ONE thread to read from the resource ?

    - by mare
    I have a file that holds an integer ID value. Currently reading the file is protected with ReaderWriterLockSlim as such: public int GetId() { _fileLock.EnterUpgradeableReadLock(); int id = 0; try { if(!File.Exists(_filePath)) CreateIdentityFile(); FileStream readStream = new FileStream(_filePath, FileMode.Open, FileAccess.Read); StreamReader sr = new StreamReader(readStream); string line = sr.ReadLine(); sr.Close(); readStream.Close(); id = int.Parse(line); return int.Parse(line); } finally { SaveNextId(id); // increment the id _fileLock.ExitUpgradeableReadLock(); } } The problem is that subsequent actions after GetId() might fail. As you can see the GetId() method increments the ID every single time, disregarding what happens after it has issued an ID. The issued ID might be left hanging (as said, exceptions might occur). As the ID is incremented, some IDs might be left unused. So I was thinking of moving the SaveNextId(id) out, remove it (the SaveNextId() actually uses the lock too, except that it's EnterWriteLock). And call it manually from outside after all the required methods have executed. That brings out another problem - multiple threads might enter the GetId() method before the SaveNextId() gets executed and they might all receive the same ID. I don't want any solutions where I have to alter the IDs after the operation, correcting them in any way because that's not nice and might lead to more problems. I need a solution where I can somehow callback into the FileIdentityManager (that's the class that handles these IDs) and let the manager know that it can perform the saving of the next ID and then release the read lock on the file containing the ID. Essentialy I want to replicate the relational databases autoincrement behaviour - if anything goes wrong during row insertion, the ID is not used, it is still available for use but it also never happens that the same ID is issued. Hopefully the question is understandable enough for you to provide some solutions..

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  • Problems using Custom Layout in XML

    - by Kevin
    I've created a new GridLayout class that I want to use in an XML File. The class is in another project. I've created the attrs.xml file in the other project with my properties but when the constructor gets called with the AttributeSet, none of the values are set. In my xml for my screen layout, I refer to the layout with the following: xmlns:gridLayout="@com.mastertechsoftware.AndroidUtil:http://schemas.android.com/apk/res/com.mastertechsoftware.AndroidUtil" Not sure if that is right. I have the attrs.xml file being compiled to R.java in com/mastertechsoftware/AndroidUtil. All the right styleable values are there. In my constructor, I use: TypedArray a = c .obtainStyledAttributes(attrs, R.styleable.GridLayout); this.numRows = a.getInt(R.styleable.GridLayout_numRows, -1); Nothing comes back (-1 does but that means nothing is there) If I use int n = a.getIndexCount(); I get 0.

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  • "View in Browser" and "Browse with..." context menu entry on classic .asp files in VS?

    - by toebens
    hi, some bad legancy web application projects still have classic asp files. these project consist of 95% of classic .asp files and the rest only of asp.net (.aspx). if you right click on an .aspx file in the solution explorer of VS you can choose "view in browser" and "browse with...". however if i right click on an classic .asp file there, there is no such option! do you have any tip/hint/addin for me so that it will show these two context menu entries also for .asp files? i run all my projects in IIS not the build in casini web development server VS comes with! thanks, toebens

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  • Sequence Point and Evaluation Order( Preincrement)

    - by Josh
    There was a debate today among some of my colleagues and I wanted to clarify it. It is about the evaluation order and the sequence point in an expression. It is clearly stated in the standard that C/C++ does not have a left-to-right evaluation in an expression unlike languages like Java which is guaranteed to have a sequencial left-to-right order. So, in the below expression, the evaluation of the leftmost operand(B) in the binary operation is sequenced before the evaluation of the rightmost operand(C): A = B B_OP C The following expression according, to CPPReference under the subsection Sequenced-before rules(Undefined Behaviour) and Bjarne's TCPPL 3rd ed, is an UB x = x++ + 1; It could be interpreted as the compilers like BUT the expression below is said to be clearly a well defined behaviour in C++11 x = ++x + 1; So, if the above expression is well defined, what is the "fate" of this? array[x] = ++x; It seems the evaluation of a post-increment and post-decrement is not defined but the pre-increment and the pre-decrement is defined. NOTE: This is not used in a real-life code. Clang 3.4 and GCC 4.8 clearly warns about both the pre- and post-increment sequence point.

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  • Remove specific box with jquery

    - by Opoe
    Hi all, When you click Add a box. It adds a box with a deletlistbtn. Right now it removes all boxes with the same name/class/var. But i want the button to only delete the box/list its in. Can anyone tell me wich code i should use to accomplish that? Right now i use this code; $('.deletelistbtn').live('click', function() { $(redbox).remove(); }); this is my entire code http://jsfiddle.net/XsCAN/

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  • PHP/MySQL - updateing 2 tables in one request

    - by Phil Jackson
    Morning, I want to learn more about sql and I'm wanting to update to tables; $query3 = "INSERT INTO `$table1`, `$table2` ($table1.DISPLAY_NAME, $table1.EMAIL_ACCOUNT, $table2.DISPLAY_NAME, $table2.EMAIL_ACCOUNT) values ('" . DISPLAY_NAME . "', '" . EMAIL_ADDRESS . "', '" . $get['rn'] . "', '" . $email . "')"; could some one point me in the right direction on how I would go about this? current error is You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ' contacts_ACT_Web_Designs (contacts_E_Jackson.DISPLAY_NAME, contacts_E_Jackson' at line 1 regards, phil

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  • SSRS 2008: How to do multiple values report?

    - by Shimrod
    Hi everyone, Right now I have an application which uses Reporting Services to render reports. This is working nicely, I call each report with a given value (e.g. a ClientId), and the report gets rendered correctly. However, what I'd like to do now is being able to send multiple ClientIDs to the report, and would like to get 1 pdf file with count(ClientsIDs) pages, each containing the report, according to the ClienID. How is that possible? I don't really know how to name what I want to do, so I don't really find answers on the net right now. Maybe someone has a tutorial for me? Thanks in advance !

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  • Shell_exec with git pull ?

    - by rnaud
    Hi everyone, I am setting up a github account, to work on a small project with some friends. I would like to have my home machine able to do a git pull via php, so that we just have to call this small php file for the machine to be up to date. As of right now : <?php $output = shell_exec('git help'); echo "<pre>$output</pre>"; ?> This works perfectly and I get the output, I am in the right directory, so git pull should work just as well, but I get a hanging page, no error, nothing. Any idea ?

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  • Using View multiple times in Interface Builder

    - by user1396236
    I'm using a UITableview and have a custom Cell with some labels. I set up all the constraints in Interface Builder. Now I'm using this Cell multiple times, I just copied it in IB. Now it's the time to change some of these contraints because of some bugs (I'm converting a iPhone App to an Universal). But it can't be right that I now have to set the constraints manually for every cell? How do I do right? If I want to control the constraints in one central place, do I have to set them up in Code? I would really not like that! Thanks in advance.

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  • How do I add items to the Finder context menu in Mac OS X?

    - by mystro
    I'm in the process of porting a Windows application to OS X (we wrote it in Java so most of the code is portable), but what I'm currently unsure of is how to add context menu items in the Finder window when the user right clicks on an item (i.e. I wish to add some items to the the menu that has "Open" "Open with" , "Get Info", etc... when the user right clicks). Most of the articles I've found deal specifically with Windows (I've searched for "context menus" and "shell extension", but I believe I may be searching the wrong terms), so I'm curious as to how to go about adding this in Mac or what literature I should be reading.

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  • Reasons for sticking with TEXT, NTEXT and IMAGE instead of (N)VARCHAR(max) and VARBINARY(max)

    - by John Assymptoth
    TEXT, NTEXT and IMAGE have been deprecated a long time ago and will, eventually, be removed from SQL Server. However, they are not going to be discontinued right away, not even in the next version of SQL Server, so it's not convenient for my enterprise to transform thousands of columns right away, even if it is using SQL Server 2012. What arguments can I use to postpone this migration? I know there are some advantages in using the new types. But I'm strictly looking for reasons not to migrate my data that is already functioning pretty well in the old types.

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  • FLEX: how to better align my Tile component to the puppet (and how to solve roll over out effects) ?

    - by Patrick
    hi, At the moment my Puppets are larger on the left if I add them the <mx:Tile> component (with tags): http://dl.dropbox.com/u/72686/puppets.png how can I move my Tile component to the right ? In order to align with the left border of my puppets ? <mx:Tile id="tagsPopup" width="200" visible="false" > <mx:LinkButton label="Tag1" /> <mx:LinkButton label="Tag2" /> <mx:LinkButton label="Tag3" /> <mx:LinkButton label="Tag4" /> </mx:Tile> <mx:VBox verticalGap="0"> <mx:Image id="puppet" source="@Embed(source='../icons/userIcon.png')" /> <mx:Label id="username" text="Nickname" visible="false" fontWeight="bold" /> </mx:VBox> 2nd Question: I want to add objects on top of the puppets, some of them are visible only when the mouse is over, and they are overlying the ones are permanently visible. How do you suggest to implement it ? I was thinking to add in MXML all visible elements and then use Actionscript to add the fade in fade out components. However I just realize it is quite tricky, because I want the user select for example tag1, tag2 and tag3, with the mouse. Instead now they disappear when the mouse rolls out from the puppet image. Any guideline ? thanks

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  • Disable/Enable applicationbar Button in runtime with event textchanged (Windows Phone)

    - by user3621634
    In this part of the code is the event TextChanged to enable the button in te applicationbar Code in C# private void Textbox_TextChanged(object sender, EventArgs e) { ApplicationBarIconButton btn_guardar = ApplicationBar.Buttons[0] as applicationBarIconButton; if (!string.IsNullOrEmpty(txt_nom_usuario.Text) && !string.IsNullOrEmpty(txt_edad_usuario.Text) && !string.IsNullOrEmpty(txt_peso_usuario.Text)) { btn_guardar.IsEnabled = true; } else btn_guardar.IsEnabled = false; } Code XAML <phone:PhoneApplicationPage.ApplicationBar> <shell:ApplicationBar Mode="Default" IsVisible="True"> <shell:ApplicationBarIconButton x:Name="btn_guardar" IconUri="/icons/appbar.save.rest.png" Text="Guardar" Click="btn_guardar_Click" IsEnabled="False" /> <shell:ApplicationBarIconButton x:Name="btn_atras" IconUri="/icons/appbar.back.rest.png" Text="Atrás" Click="btn_atras_Click" /> </shell:ApplicationBar> </phone:PhoneApplicationPage.ApplicationBar> <TextBlock x:Name="lbl_ingresanombre" Height="39" Margin="60,28,0,0" TextWrapping="Wrap" HorizontalAlignment="Left" VerticalAlignment="Top" Width="248" FontSize="29.333" FontFamily="{StaticResource Helvetica}"><Run Text="Ingresa "/><Run Text="tu nombre"/></TextBlock> <TextBox x:Name="txt_nom_usuario" Height="63" Margin="47,58,69,0" TextWrapping="Wrap" Text="&#xa;" FontSize="21.333" VerticalAlignment="Top" IsEnabled="True" /> <TextBlock x:Name="lbl_edad" Height="38" Margin="60,117,0,0" TextWrapping="Wrap" Text="Ingresa tu edad" VerticalAlignment="Top" FontSize="29.333" HorizontalAlignment="Left" FontFamily="{StaticResource Helvetica}"/> <TextBox x:Name="txt_edad_usuario" InputScope="TelephoneLocalNumber" Height="63" TextWrapping="Wrap" Text="&#xa;" FontSize="21.333" Margin="47,147,69,0" VerticalAlignment="Top" MaxLength="3" />

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  • Position DIV relative to containing DIV Without Moving Other Stuff

    - by yar
    [I'm not sure if this question has been asked, though I've looked around a bit.] I have a DIV inside a DIV. I would like the inner DIV to have a certain position inside the outer div. I'm having some success with this position: absolute; top: 0px;right:0px; but all other divs are getting moved around. I just want it to float on top of the other stuff (float didn't work, of course). Thanks! Edit: The outer div is relative, and I'd like the inner to move with it when the browser is resized. Edit: Sorry, I've figured out the question (but not the answer): if I use right:0px, the inner div stops moving relative to the outer div and starts moving relative to the browser window. Why would that be?

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  • C# Linq Select Problem in Method Chain.

    - by Gnought
    Note that the _src inherit IQueryable<U> and V inherit new(); I wrote the following statement, there is no syntax error. IQueryable<V> a = from s in _src where (s.Right - 1 == s.Left) select new V(); But if i re-wrote it as follows, the Visual Studio editor complains an error in the "Select" IQueryable<V> d = _src.Where(s => s.Right - 1 == s.Left).Select(s=> new V()); The Error is: The type arguments cannot be inferred from the usage. Try specifying the type arguments explicitly. Candidates are: System.Collections.Generic.IEnumerable<V> Select<U,V>(this System.Collections.Generic.IEnumerable<U>, System.Func<U,V>) (in class Enumerable) System.Linq.IQueryable<V> Select<U,V>(this System.Linq.IQueryable<U>, System.Linq.Expressions.Expression<System.Func<U,V>>) (in class Queryable) Could anyone explain this phenomenon, and what the solution is to fix the error?

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  • Java scripts conflict on my home page

    - by naveen
    <script type="text/javascript" src="jquery-1.js"></script> <script type="text/javascript" src="mootools.js"></script> <script type="text/javascript" src="slideshow.js"></script> <script type="text/javascript"> //<![CDATA[ window.addEvent('domready', function(){ var data = { '1.jpg': { caption: 'Volcano Asención in Ometepe, Nicaragua.' }, '2.jpg': { caption: 'A Ceibu tree.' }, '3.jpg': { caption: 'The view from Volcano Maderas.' }, '4.jpg': { caption: 'Beer and ice cream.' } }; var myShow = new Slideshow('show', data, {controller: true, height: 400, hu: 'images/', thumbnails: true, width: 500}); }); //]]> </script> <script type="text/javascript"> $(document).ready(function() { //slides the element with class "menu_body" when paragraph with class "menu_head" is clicked $("#firstpane p.menu_head").click(function() { $(this).css({backgroundImage:"url(down.png)"}).next("div.menu_body").slideToggle(300).siblings("div.menu_body").slideUp("slow"); $(this).siblings().css({backgroundImage:"url(left.png)"}); }); //slides the element with class "menu_body" when mouse is over the paragraph $("#secondpane p.menu_head").mouseover(function() { $(this).css({backgroundImage:"url(down.png)"}).next("div.menu_body").slideDown(500).siblings("div.menu_body").slideUp("slow"); $(this).siblings().css({backgroundImage:"url(left.png)"}); }); }); </script> <!--[if lt IE 7]> <script type="text/javascript" src="unitpngfix.js"></script> <![endif]-->

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  • pre tag is being formatted strangely in page

    - by morpheous
    I am outputting some code in one of my pages, using a <pre> tag. The code is being output correctly, but for some strange reason, the first line of the code is indented (i.e. shifted to the right, by quite a large amount). I am not applying any style to that element, and I checked in FF Firebug and no styling is being applied, so I have no idea why the first line is shifted by so much to the right - any ideas? the code that generates the tag looks like this: <pre> <?php echo $script_code; ?> </pre> The generated code looks like this: <iframe src="http://www.example.com"> </iframe> Any ideas what may be going wrong?

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  • Optimizing GDI+ drawing?

    - by user146780
    I'm using C++ and GDI+ I'm going to be making a vector drawing application and want to use GDI+ for the drawing. I'v created a simple test to get familiar with it: case WM_PAINT: GetCursorPos(&mouse); GetClientRect(hWnd,&rct); hdc = BeginPaint(hWnd, &ps); MemDC = CreateCompatibleDC(hdc); bmp = CreateCompatibleBitmap(hdc, 600, 600); SelectObject(MemDC,bmp); g = new Graphics(MemDC); for(int i = 0; i < 1; ++i) { SolidBrush sb(Color(255,255,255)); g->FillRectangle(&sb,rct.top,rct.left,rct.right,rct.bottom); } for(int i = 0; i < 250; ++i) { pts[0].X = 0; pts[0].Y = 0; pts[1].X = 10 + mouse.x * i; pts[1].Y = 0 + mouse.y * i; pts[2].X = 10 * i + mouse.x; pts[2].Y = 10 + mouse.y * i; pts[3].X = 0 + mouse.x; pts[3].Y = (rand() % 600) + mouse.y; Point p1, p2; p1.X = 0; p1.Y = 0; p2.X = 300; p2.Y = 300; g->FillPolygon(&b,pts,4); } BitBlt(hdc,0,0,900,900,MemDC,0,0,SRCCOPY); EndPaint(hWnd, &ps); DeleteObject(bmp); g->ReleaseHDC(MemDC); DeleteDC(MemDC); delete g; break; I'm wondering if I'm doing it right, or if I have areas killing the cpu. Because right now it takes ~ 1sec to render this and I want to be able to have it redraw itself very quickly. Thanks In a real situation would it be better just to figure out the portion of the screen to redraw and only redraw the elements withing bounds of this?

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  • Converted PHP query to PDO and now getting no results

    - by jaw
    I had a query working just fine, but after converting it to PDO I am getting no results when I do a var_dump($row). But there are no error messages. Can anyone see what I might be doing wrong? //Here is the original query that worked fine and returned results global $wpdb; $results = $wpdb->get_results("SELECT stories.story_name, stories.category, stories.SID, wp_users.ID, wp_users.display_name FROM stories LEFT JOIN wp_users ON stories.ID=wp_users.ID where stories.active = 1"); //Here is the query in PDO form which returns no results $results = $dbh->prepare("select wp_users.ID, wp_users.display_name, stories.SID, stories.story_name, stories.category, FROM stories LEFT JOIN wp_users ON stories.ID=wp_users.ID WHERE stories.active=1"); $results->bindParam(':wp_users.ID', $user_ID, PDO::PARAM_INT); $results->bindParam(':display_name', $display_name, PDO::PARAM_STR); $results->bindParam(':stories.SID', $SID, PDO::PARAM_INT); $results->bindParam(':story_name', $story_name, PDO::PARAM_STR); $results->bindParam(':category', $category, PDO::PARAM_STR); $results->execute(); $row = $results->fetchAll(PDO::FETCH_ASSOC); //returns 0 results but should return 8 as original code above did echo var_dump($row);

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  • What would be the best approach for this?

    - by chobo
    I have a site which has an area that requires authentication. Right now I use the roles attribute on all the controllers in that area, and I run a query to retrieve that users ID, and all their settings. It seems like a code or design smell to me that I am retrieving the userid and settings each time a controller in that area loads up? I'm not sure if I should be using sessions, or if ASP.Net MVC 2.0 provides some unique way to handle this. Another concern is security. Overall, I don't really know which way to turn. Design wise I would like the userId and settings retrieved only once when the user logs into the area. Right now I grab the userId each time a controller loads up, and then if required, I query the database for their settings each time as well.

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