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  • WordPress: Display Online Users' Avatars

    - by Wade D Ouellet
    Hi, I'm using version 2.7.0 of this WordPress plugin to display which users are currently online (the latest version doesn't work): http://wordpress.org/extend/plugins/wp-useronline/ It's working great but I would love to be able to alter it quickly to display the users' avatars instead of their names. Hoping someone with pretty good knowledge of WordPress queries and functions can help. The part below seems to be the part that handles all this. If this isn't enough, here is the link to download the version I am using with the full php files: http://downloads.wordpress.org/plugin/wp-useronline.2.70.zip // If No Bot Is Found, Then We Check Members And Guests if ( !$bot_found ) { if ( $current_user->ID ) { // Check For Member $user_id = $current_user->ID; $user_name = $current_user->display_name; $user_type = 'member'; $where = $wpdb->prepare("WHERE user_id = %d", $user_id); } elseif ( !empty($_COOKIE['comment_author_'.COOKIEHASH]) ) { // Check For Comment Author (Guest) $user_id = 0; $user_name = trim(strip_tags($_COOKIE['comment_author_'.COOKIEHASH])); $user_type = 'guest'; } else { // Check For Guest $user_id = 0; $user_name = __('Guest', 'wp-useronline'); $user_type = 'guest'; } } // Check For Page Title if ( is_admin() && function_exists('get_admin_page_title') ) { $page_title = ' &raquo; ' . __('Admin', 'wp-useronline') . ' &raquo; ' . get_admin_page_title(); } else { $page_title = wp_title('&raquo;', false); if ( empty($page_title) ) $page_title = ' &raquo; ' . strip_tags($_SERVER['REQUEST_URI']); elseif ( is_singular() ) $page_title = ' &raquo; ' . __('Archive', 'wp-useronline') . ' ' . $page_title; } $page_title = get_bloginfo('name') . $page_title; // Delete Users $delete_users = $wpdb->query($wpdb->prepare(" DELETE FROM $wpdb->useronline $where OR timestamp < CURRENT_TIMESTAMP - %d ", self::$options->timeout)); // Insert Users $data = compact('user_type', 'user_id', 'user_name', 'user_ip', 'user_agent', 'page_title', 'page_url', 'referral'); $data = stripslashes_deep($data); $insert_user = $wpdb->insert($wpdb->useronline, $data); // Count Users Online self::$useronline = intval($wpdb->get_var("SELECT COUNT(*) FROM $wpdb->useronline"));

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  • Counting keystrokes and clicks in vb.net

    - by Cyclone
    I'm trying to create an application similar to the site WhatPulse, which will generate an image with my clicks and keystrokes. WhatPulse only updates the image once every 24 hours, so I am going to make an application to keep track of that for me, only with realtime stats. How can I count total keystrokes (outside of the application itself) as well as total clicks, in vb.net? This is for personal use. Thanks for your help!

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  • why this left join query failed to load all the data in left table ?

    - by lzyy
    users table +-----+-----------+ | id | username | +-----+-----------+ | 1 | tom | | 2 | jelly | | 3 | foo | | 4 | bar | +-----+-----------+ groups table +----+---------+-----------------------------+ | id | user_id | title | +----+---------+-----------------------------+ | 2 | 1 | title 1 | | 4 | 1 | title 2 | +----+---------+-----------------------------+ the query SELECT users.username,users.id,count(groups.title) as group_count FROM users LEFT JOIN groups ON users.id = groups.user_id result +----------+----+-------------+ | username | id | group_count | +----------+----+-------------+ | tom | 1 | 2 | +----------+----+-------------+ where is the rest users' info? the result is the same as inner join , shouldn't left join return all left table's data? PS:I'm using mysql

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  • How to setup OpenGL camera for a racing game

    - by vian
    I need the view to show the road polygon (a rectangle 3.f * 100.f) with a vanishing point for a road being at 3/4 height of the viewport and the nearest road edge as a viewport's bottom side. See Crazy Taxi game for an example of what I wish to do. I'm using iPhone SDK 3.1.2 default OpenGL ES project template. I setup the projection matrix as follows: glMatrixMode(GL_PROJECTION); glLoadIdentity(); glFrustumf(-2.25f, 2.25f, -1.5f, 1.5f, 0.1f, 1000.0f); Then I use glRotatef to adjust for landscape mode and setup camera. glMatrixMode(GL_MODELVIEW); glLoadIdentity(); glRotatef(-90, 0.0f, 0.0f, 1.0f); const float cameraAngle = 45.0f * M_PI / 180.0f; gluLookAt(0.0f, 2.0f, 0.0f, 0.0f, 0.0f, 100.0f, 0.0f, cos(cameraAngle), sin(cameraAngle)); My road polygon triangle strip is like this: static const GLfloat roadVertices[] = { -1.5f, 0.0f, 0.0f, 1.5f, 0.0f, 0.0f, -1.5f, 0.0f, 100.0f, 1.5f, 0.0f, 100.0f, }; And I can't seem to find the right parameters for gluLookAt. My vanishing point is always at the center of the screen.

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  • Objective-c memory management

    - by Chris
    I have a method which runs this: Track* track = [[Track alloc] init:[obj objectForKey:@"PersistentID"] :[obj objectForKey:@"Name"] :[obj objectForKey:@"Artist"] :(NSInteger*)[obj objectForKey:@"Total Time"] :(NSInteger*)[obj objectForKey:@"Play Count"]]; [self setCurrentTrack:(Track*) track]; [track release]; Do I have to release track?

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  • Execute SQL SP in Excel VBA

    - by TheOCD
    HI I am having problem with getting all the columns back when i execute following code in excel vba. I only get 6 out of 23 columns back. Connection, command etc works fine (i can see exec command in the SQL Profiler), data headers are created for all 23 columns but i only get data for 6 column. Side Note: it's not prod level code, have missed out error handling on purpose, sp works fine in SQL management studio, ASP.Net, C# win form app, it is for Excel 2003 connecting to SQL 2008. Can someone help me troubleshoot it? Dim connection As ADODB.connection Dim recordset As ADODB.recordset Dim command As ADODB.command Dim strProcName As String 'Stored Procedure name Dim strConn As String ' connection string. Dim selectedVal As String 'Set ADODB requirements Set connection = New ADODB.connection Set recordset = New ADODB.recordset Set command = New ADODB.command If Workbooks("Book2.xls").MultiUserEditing = True Then MsgBox "You do not have Exclusive access to the workbook at this time." & _ vbNewLine & "Please have all other users close the workbook and then try again.", vbOKOnly + vbExclamation Exit Sub Else On Error Resume Next ActiveWorkbook.ExclusiveAccess 'On Error GoTo No_Bugs End If 'set the active sheet Set oSht = Workbooks("Book2.xls").Sheets(1) 'get the connection string, if empty just exit strConn = ConnectionString() If strConn = "" Then Exit Sub End If ' selected value, if <NOTHING> just exit selectedVal = selectedValue() If selectedVal = "<NOTHING>" Then Exit Sub End If If Not oSht Is Nothing Then 'Open database connection connection.ConnectionString = strConn connection.Open ' set command stuff. command.ActiveConnection = connection command.CommandText = "GetAlbumByName" command.CommandType = adCmdStoredProc command.Parameters.Refresh command.Parameters(1).Value = selectedVal 'Execute stored procedure and return to a recordset Set recordset = command.Execute() If recordset.BOF = False And recordset.EOF = False Then Sheets("Sheet2").[A1].CopyFromRecordset recordset ' Create headers and copy data With Sheets("Sheet2") For Column = 0 To recordset.Fields.Count - 1 .Cells(1, Column + 1).Value = recordset.Fields(Column).Name Next .Range(.Cells(1, 1), .Cells(1, recordset.Fields.Count)).Font.Bold = True .Cells(2, 1).CopyFromRecordset recordset End With Else MsgBox "b4 BOF or after EOF.", vbOKOnly + vbExclamation End If 'Close database connection and clean up If CBool(recordset.State And adStateOpen) = True Then recordset.Close Set recordset = Nothing If CBool(connection.State And adStateOpen) = True Then connection.Close Set connection = Nothing Else MsgBox "oSheet2 is Nothing.", vbOKOnly + vbExclamation End If

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  • Dynamic column width

    - by nCdy
    protected void GridView1_DataBound(object sender, EventArgs e) { GridView1.Columns[0].ItemStyle.Width = 400; <asp:GridView ID="GridView1" runat="server" DataSourceID="ObjectDataSource1" ObjectDataSource1 returns data table , but I can't find any width property there , so I guess there is GridView side option but even on data bound there is like no columns ... protected void GridView1_DataBound(object sender, EventArgs e) { if (GridView1.Columns.Count!=0) GridView1.Columns[0].ItemStyle.Width = 800;

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  • Frequency Table by user in SQL

    - by Roberto
    Very basic SQL question (DB is MySQL): I want a table of number of transactions by users. User ID Transaction count 1 43 2 213 3 0 4 23 5 0 In a table I have the two relevant records (user_id and buy_count). How could I get the table I want? Thanks, Roberto

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  • Performance Optimization for Matrix Rotation

    - by Summer_More_More_Tea
    Hello everyone: I'm now trapped by a performance optimization lab in the book "Computer System from a Programmer's Perspective" described as following: In a N*N matrix M, where N is multiple of 32, the rotate operation can be represented as: Transpose: interchange elements M(i,j) and M(j,i) Exchange rows: Row i is exchanged with row N-1-i A example for matrix rotation(N is 3 instead of 32 for simplicity): ------- ------- |1|2|3| |3|6|9| ------- ------- |4|5|6| after rotate is |2|5|8| ------- ------- |7|8|9| |1|4|7| ------- ------- A naive implementation is: #define RIDX(i,j,n) ((i)*(n)+(j)) void naive_rotate(int dim, pixel *src, pixel *dst) { int i, j; for (i = 0; i < dim; i++) for (j = 0; j < dim; j++) dst[RIDX(dim-1-j, i, dim)] = src[RIDX(i, j, dim)]; } I come up with an idea by inner-loop-unroll. The result is: Code Version Speed Up original 1x unrolled by 2 1.33x unrolled by 4 1.33x unrolled by 8 1.55x unrolled by 16 1.67x unrolled by 32 1.61x I also get a code snippet from pastebin.com that seems can solve this problem: void rotate(int dim, pixel *src, pixel *dst) { int stride = 32; int count = dim >> 5; src += dim - 1; int a1 = count; do { int a2 = dim; do { int a3 = stride; do { *dst++ = *src; src += dim; } while(--a3); src -= dim * stride + 1; dst += dim - stride; } while(--a2); src += dim * (stride + 1); dst -= dim * dim - stride; } while(--a1); } After carefully read the code, I think main idea of this solution is treat 32 rows as a data zone, and perform the rotating operation respectively. Speed up of this version is 1.85x, overwhelming all the loop-unroll version. Here are the questions: In the inner-loop-unroll version, why does increment slow down if the unrolling factor increase, especially change the unrolling factor from 8 to 16, which does not effect the same when switch from 4 to 8? Does the result have some relationship with depth of the CPU pipeline? If the answer is yes, could the degrade of increment reflect pipeline length? What is the probable reason for the optimization of data-zone version? It seems that there is no too much essential difference from the original naive version. EDIT: My test environment is Intel Centrino Duo processor and the verion of gcc is 4.4 Any advice will be highly appreciated! Kind regards!

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  • Modify static variables while debugging in Eclipse

    - by sleske
    As an extension the the question "Modify/view static variables while debugging in Eclipse", I'd like to be able to modify static variables while debugging in Eclipse. For instance and local variables, I can just choose the variable in the "Variables" view of Eclipse, and use the context menu "Change value..." to change the value. This is not possible for arbitrary static variables, because they do not appear in the "Variables" view. What I tried: If you choose "Java / Show static variables" from the triangle menu in the "Variables" view, you can see and modify static member variables of the variables listed in the "Variables view". However, I did not find how to access a static member of a class whose instance does not appear in the "Variables view". You can of course enter a static member as an expression into the "Expression view" (using fully qualified name). Then you can see the value, but the "Expression view" does not have an option to modify the value (it does allow to modify members of an expression, but not the expression itself, even if the expression is a field). So, if I have a static variable like a boolean MyClass.disableAllBugs, is there a way to change MyClass.disableAllBugs during debugging? As an aside: I realize that even having public mutable static fields (i.e. mutable global variables) is very bad style. But some codebases have it, and then it's sometimes useful to modify it while debugging.

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  • siblings in jquery hide everything

    - by user2658615
    This is my html code : <div id="tabbase"> <ul> <li>a</li> <li>b</li> </ul> <div id="tabs-0"></div> <div id="tabs-1"> <div class="width50"> <h5>title1</h5> <div class="da-desc">a</div> <button>continue</button> </div> <div class="width50"> <h5>title2</h5> <div class="da-desc">b</div> <button>continue</button> </div> </div> </div> and this is CSS code : #tabbase { margin:16px; } #tabbase ul li { display:inline-block; margin:5px 0px 5px 0; background:rgb(224,224,224); padding:5px; border:1px solid rgb(153,153,153); cursor:pointer; } #tabs-0, #tabs-1 { border:1px solid rgb(153,153,153); background:rgb(255,255,255); padding:5px; margin:-5px 0 0 0; } #tabbase ul li.active { background:rgb(255,255,255) !important; } and this is jquery code : $(document).ready(function(e) { $("#tabs-1").hide(0); $("#tabbase ul li:first").addClass("active"); $("#tabbase ul li").click(function(e) { $(this).addClass("active"); $(this).siblings(this).removeClass("active"); count = $("#tabbase ul li").index(this); $('#tabs-'+count).slideDown(500).siblings(this).slideUp(500); }); }); so you can see that when you click on a tab , all tabs are gone and how can I fix this?

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  • grails portlet pagination on Liferay

    - by srinath
    Hi , How to implement pagination in grails portlet on Liferay. The basic pagination was not working on Liferay. When clicked on next the page is jumping from Liferay url to normal url I used like this : <g:paginate next="Forward" prev="Back" maxsteps="10" controller="book" action="list" total="${Book.count()}" /> thanks in advance.

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  • VB .Net LINQ query to determine whether more than one element has the same value for a property?

    - by Alex Hope O'Connor
    I am trying to write a LINQ query which will return true if there are multiple objects which have a property with the same value. Here is what I have come up with so far: Formatters.Where(Function(f As DataModel.Formatter) _ Formatters.Select(Function(f2 As DataModel.Formatter) f2.Name.ToLower()).Contains(f.Name.ToLower())).Count > 1 However the above always returns true as long as their are more then 1 elements in the list, can someone please give me a hand with this? Thanks, Alex.

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  • How to judge the color of UILabel?

    - by william-hu
    UILabel *templabel = [self.wallBoxArray objectAtIndex:i]; for( int i = 0 ; i < [self.wallBoxArray count]; i++) { if(templabel.backgroundColor == [UIColor greenColor]) { NSLog(@"the color isn green"); } } There are many label's in my array. They all initialized with green color. But i judged that way ,why cant print " the color isn't green.Thank you.

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  • Strange problem with NSMutableArray - Possibly some memory corruption

    - by user210504
    Hi! I am trying to update data in a table view using a NSMutableArray. Quite simple :( What is happening is that I get my data from a NSURLConnection Callback, which I parse and store it in an array and call reload data on the table view. The problem is that when cellForRowAtIndexPath is called back by the framework. The array still shows the correct count of the elements but all string objects I had stored earlier are shown as invalid. Any pointers

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  • displaying data between date ranges mysql

    - by Kyle Hudson
    Hi Guys, I need to work out a period of 6 months (backwards) from a given date. Example date: 07/06/2010 00:00:00 needs to count back 6 months and display: 07/12/2009 00:00:00 I have been scanning through: http://dev.mysql.com/doc/refman/5.1/en/date-and-time-functions.html and non of these functions make sense to me :( Hope this makes sense and any help would be appriciated. Kyle

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  • Checking a set of listbox items against a text box vb.net

    - by Shane Fagan
    Hi all I have this code to check if an item from a textbox is in a listbox and its giving me the error at the bottom. Any ideas what im doing wrong? I copied it from another part of my project and it was working for that part so I cant see whats wrong. If LocationsSearchTextBox.Text <> "" And LocationListBox.Items.Count > 0 Then tempInt = 0 While (tempInt < ClientListBox.Items.Count) If LocationListBox.Items(tempInt).ToString.Contains(LocationsSearchTextBox.Text) = False Then LocationListBox.Items.RemoveAt(tempInt) End If tempInt += 1 End While End If System.ArgumentOutOfRangeException was unhandled Message="InvalidArgument=Value of '2' is not valid for 'index'. Parameter name: index" ParamName="index" Source="System.Windows.Forms" StackTrace: at System.Windows.Forms.ListBox.ObjectCollection.get_Item(Int32 index) at AuctioneerProject.Viewing.LocationsSearchTextBox_KeyPress(Object sender, KeyPressEventArgs e) in C:\Users\admin\Desktop\Auctioneers\AuctioneerProject\AuctioneerProject\Viewing.vb:line 301 at System.Windows.Forms.Control.OnKeyPress(KeyPressEventArgs e) at System.Windows.Forms.Control.ProcessKeyEventArgs(Message& m) at System.Windows.Forms.Control.ProcessKeyMessage(Message& m) at System.Windows.Forms.Control.WmKeyChar(Message& m) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.TextBoxBase.WndProc(Message& m) at System.Windows.Forms.TextBox.WndProc(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m) at System.Windows.Forms.NativeWindow.DebuggableCallback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam) at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg) at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(Int32 dwComponentID, Int32 reason, Int32 pvLoopData) at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context) at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context) at System.Windows.Forms.Application.Run(ApplicationContext context) at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.OnRun() at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.DoApplicationModel() at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.Run(String[] commandLine) at AuctioneerProject.My.MyApplication.Main(String[] Args) in 17d14f5c-a337-4978-8281-53493378c1071.vb:line 81 at System.AppDomain._nExecuteAssembly(Assembly assembly, String[] args) at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args) at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly() at System.Threading.ThreadHelper.ThreadStart_Context(Object state) at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) at System.Threading.ThreadHelper.ThreadStart() InnerException:

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  • How can CruiseControl.Net fail a build based on changing metrics?

    - by skolima
    I would like CruiseControl.Net to fail a build when some code metrics change in a 'wrong' direction, i.e. code coverage decreases or Gendarme defect count increases. The Gendarme metrics are already tracked in report.xml file (because they are presented on web dashboard graphs), the code coverage is only reported on build status page (and saved in build report xml). How can I achieve this?

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  • Can I ensure all tests contain an assertion in test/unit?

    - by Andrew Grimm
    With test/unit, and minitest, is it possible to fail any test that doesn't contain an assertion, or would monkey-patching be required (for example, checking if the assertion count increased after each test was executed)? Background: I shouldn't write unit tests without assertions - at a minimum, I should use assert_nothing_raised if I'm smoke testing to indicate that I'm smoke testing. Usually I write tests that fail first, but I'm writing some regression tests. Alternatively, I could supply an incorrect expected value to see if the test is comparing the expected and actual value.

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  • VB.net Reading from ListViews with Multiple Columns

    - by xzerox
    Alright. So I was able to find out how to read from the first column but I need to read from both of them. I am using full row select which I need on there. Here is the code I am using to get it for the first column. Dim I As Integer For I = 0 To ListView1.SelectedItems.Count - 1 MsgBox(ListView1.SelectedItems(I).Text) Next MessageBox.Show(ListView1.Columns(0).Text)

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  • Using Linq to concatenate strings

    - by tags2k
    What is the most efficient way to write the old-school: StringBuilder sb = new StringBuilder(); if (strings.Count > 0) { foreach (string s in strings) { sb.Append(s + ", "); } sb.Remove(sb.Length - 2, 2); } return sb.ToString(); ...in Linq?

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