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  • Using multiple QStyledItemDelegate with stylesheets

    - by Shane Holloway
    I'm creating a styled QTreeView using double-dispatch to resolve specific delegate for data items, which is working great. I subclassed the delegates from QStyledItemDelegate to take advantage of stylesheets, enabling the designers to style the UI outside of the code. Unfortunately, I have been unable to address different styles from the CSS. How do I select and use the item sub-control style specified in the stylesheet? The CSS I'm testing with: QTreeView::item:selected { background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #dddddd, stop: 1 #888888); } QTreeView::item:selected[role="title"] { background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #fde7ef, stop: 1 #f1cbda); } QTreeView::item:selected[role="entry"] { background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1, stop: 0 #e7effd, stop: 1 #cbdaf1); } My delegate rendering classes: class VisitingDelegate(QtGui.QAbstractItemDelegate): def __init__(self, parent=None): super(VisitingDelegate,self).__init__(parent) roles = {} self.renderRoles = roles d = TitleDelegate(parent) d.setProperty("role", "title") roles['title'] = d d = EntryDelegate(parent) d.setProperty("role", "entry") roles['entry'] = d def delegateForIndex(self, mi): role = mi.model().data(mi, "renderRole") return self.renderRoles[role] def paint(self, painter, option, mi): dg = self.delegateForIndex(mi) return dg.paint(painter, option, mi) def sizeHint(self, option, mi): dg = self.delegateForIndex(mi) return dg.sizeHint(option, mi) class TextDocumentDelegate(QtGui.QStyledItemDelegate): fmt = "<font color='%(color)s'>%(text)s</font)>" def paint(self, painter, option, mi): painter.save() opt = QtGui.QStyleOptionViewItemV4(option) self.initStyleOption(opt, mi) opt.text = '' style = opt.widget.style() style.drawControl(style.CE_ItemViewItem, opt, painter, opt.widget) textRect = style.subElementRect(style.SE_ItemViewItemText, opt, opt.widget); doc = self.asTextDoc(option, mi) painter.translate(textRect.topLeft()) doc.drawContents(painter) painter.restore() def sizeHint(self, option, mi): doc = self.asTextDoc(option, mi) sz = doc.size() sz = QtCore.QSize(sz.width(), sz.height()) return sz def asTextDoc(self, option, mi): info = {} info['text'] = mi.model().data(mi, Qt.DisplayRole) doc = QtGui.QTextDocument() doc.setDefaultFont(option.font) pal = option.palette if option.state & QtGui.QStyle.State_Selected: color = pal.color(pal.HighlightedText) else: color = pal.color(pal.Text) info['color'] = color.name() doc.setHtml(self.fmt % info) return doc class EntryDelegate(TextDocumentDelegate): pass class TitleDelegate(TextDocumentDelegate): fmt = "<h3><font color='%(color)s'>%(text)s</font)></h3>"

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  • Problems with multiple setIntervals running simultaneously

    - by Roel V.
    Hello, My first post here. I want to make a horizontal menu with submenu's sliding down on mouseover. I know I could use jQuery but this is to practice my javascript skills. I use the following code: var up = new Array() var down = new Array() var submenustart function titleover(headmenu, inter) { submenu = headmenu.lastChild up[inter] = window.clearInterval(up[inter]) down[inter] = window.setInterval("slidedown(submenu)",1) } function slidedown(submenu) { if(submenu.offsetTop < submenustart) { submenu.style.top = submenu.offsetTop + 1 + "px" } } function titleout(headmenu, inter) { submenu = headmenu.lastChild down[inter] = window.clearInterval(down[inter]) up[inter] = window.setInterval("slideup(submenu)", 1) } function slideup(submenu) { if(submenu.offsetTop > submenustart - submenu.clientHeight + 1) { submenu.style.top = submenu.offsetTop - 1 + "px" } } The variable submenustart gets appointed a value in another function which is not relevant for my question. HTML looks like this: <table class="hoofding" id="hoofding"> <tr> <td onmouseover="titleover(this, 0)" onmouseout="titleout(this, 0)"><a href="#" class="hoofdinglink" id="hoofd1">AAAA</a> <table class="menu"> <tr><td><a href="...">1111</a></td></tr> <tr><td><a href="...">2222</a></td></tr> <tr><td><a href="...">3333</a></td></tr> </table></td> <td onmouseover="titleover(this, 1)" onmouseout="titleout(this, 1)"><a href="#" class="hoofdinglink">BBBB</a> <table class="menu"> <tr><td><a href="...">1111</a></td></tr> <tr><td><a href="...">2222</a></td></tr> <tr><td><a href="...">3333</a></td></tr> <tr><td><a href="...">4444</a></td></tr> <tr><td><a href="...">5555</a></td></tr> </table></td> ... </tr> </table> What happens is the following: If I go over and out (for ex) menu A it works fine. If i go now over menu B the interval applied to A is now applied to B. There are now 2 interval functions applied to B. The one originally for A and a new one triggered by the mouseover on B. If I would go to A all the intervals are now applied to A. I have been searching for hours but and I am completely stuck. Thanks in advance.

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  • UnitTest++ constructing fixtures multiple times?

    - by Peter
    I'm writing some unit tests in UnitTest++ and want to write a bunch of tests which share some common resources. I thought that this should work via their TEST_FIXTURE setup, but it seems to be constructing a new fixture for every test. Sample code: #include <UnitTest++.h> struct SomeFixture { SomeFixture() { // this line is hit twice } }; TEST_FIXTURE(SomeFixture, FirstTest) { } TEST_FIXTURE(SomeFixture, SecondTest) { } I feel like I must be doing something wrong; I had thought that the whole point of having the fixture was so that the setup/teardown code only happens once. Am I wrong on this? Is there something else I have to do to make it work that way?

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  • XML to be validated against multiple xsd schemas

    - by Michael Rusch
    I'm writing the xsd and the code to validate, so I have great control here. I would like to have an upload facility that adds stuff to my application based on an xml file. One part of the xml file should be validated against different schemas based on one of the values in the other part of it. Here's an example to illustrate: <foo> <name>Harold</name> <bar>Alpha</bar> <baz>Mercury</baz> <!-- ... more general info that applies to all foos ... --> <bar-config> <!-- the content here is specific to the bar named "Alpha" --> </bar-config> <baz-config> <!-- the content here is specific to the baz named "Mercury" --> </baz> </foo> In this case, there is some controlled vocabulary for the content of <bar>, and I can handle that part just fine. Then, based on the bar value, the appropriate xml schema should be used to validate the content of bar-config. Similarly for baz and baz-config. The code doing the parsing/validation is written in Java. Not sure how language-dependent the solution will be. Ideally, the solution would permit the xml author to declare the appropriate schema locations and what-not so that s/he could get the xml validated on the fly in a sufficiently smart editor. Also, the possible values for <bar> and <baz> are orthogonal, so I don't want to do this by extension for every possible bar/baz combo. What I mean is, if there are 24 possible bar values/schemas and 8 possible baz values/schemas, I want to be able to write 1 + 24 + 8 = 33 total schemas, instead of 1 * 24 * 8 = 192 total schemas. Also, I'd prefer to NOT break out the bar-config and baz-config into separate xml files if possible. I realize that might make all the problems much easier, as each xml file would have a single schema, but I'm trying to see if there is a good single-xml-file solution.

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  • Updating multiple related tables in SQLite

    - by PerryJ
    Just some background, sorry so long winded. I'm using the System.Data.SQLite ADO.net adapter to create a local sqlite database and this will be the only process hitting the database, so I don't need to worry about concurrency. I'm building the database from various sources and don't want to build this all in memory using datasets or dataadapters or anything like that. I want to do this using SQL (DdCommands). I'm not very good with SQL and complete noob in sqlite. I'm basically using sqlite as a local database / save file structure. The database has a lot of related tables and the data has nothing to do with People or Regions or Districts, but to use a simple analogy, imagine: Region table with auto increment RegionID, RegionName column and various optional columns. District table with auto increment DistrictID, DistrictName, RegionId, and various optional columns Person table with auto increment PersonID, PersonName, DistrictID, and various optional columns So I get some data representing RegionName, DistrictName,PersonName, and other Person related data. The Region, District and/or Person may or may not be created at this point. Once again, not being the greatest with this, my thoughts would be something like: Check to see if Region exists and if so get the RegionID else create it and get RegionID Check to see if District exists and if so get the DistrictID else create it adding in RegionID from above and get DistrictID Check to see if Person exists and if so get the PersonID else create it adding in DistrictID from above and get PersonID Update Person with rest of data. In MS SQL Server I would create a stored procedure to handle all this. Only way I can see to do this with sqlite is a lot of commands. So I'm sure I'm not getting this. I've spent hours looking around on various sites but just don't feel like I'm going down the right road. Any suggestions would be greatly appreciated.

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  • xaml : Retrigger opacity animation on multiple conditions

    - by Sdry
    I have a problem figuring out how datatriggers and multidatatriggers work. I am trying to display a message, and depending on the type of message keep it displayed( + having a background), or having it fade out by a double animation on the opacity property (+ having a transparent background). My xaml view has a game object as datacontext, which has a dependency property of type GameMessage, of which the constructor looks like this: public GameMessage(bool containsMessage, string message, bool canFadeAway) { ContainsMessage = containsMessage; Message = message; CanFadeAway = canFadeAway; } pretty straight forward, I want to display the message when ContainsMessage =equals true, and trigger a fade out animation if canFadeAway equals true. But also set the background based on canFadeAway. <Canvas Name="messageCanvas" Width="300" Height="100" Style="{StaticResource fadeInOut}"> <TextBlock Name="txtMessage" Text="{Binding Path=GameMessage.Message}" Canvas.Top="25" Canvas.Left="0" Foreground="{StaticResource MessageForegroundBrush}"> </TextBlock> </Canvas> Now, the Style and triggers is where I get into trouble: <Style.Triggers> <MultiDataTrigger> <MultiDataTrigger.Conditions> <Condition Binding="{Binding Path=GameMessage.ContainsMessage}" Value="True"/> <Condition Binding="{Binding Path=GameMessage.CanFadeAway}" Value="False"/> </MultiDataTrigger.Conditions> <Setter Property="Background" Value="{StaticResource MessageBackgroundBrush}" /> <Setter Property="Opacity" Value="8" /> </MultiDataTrigger> <MultiDataTrigger> <MultiDataTrigger.Conditions> <Condition Binding="{Binding Path=GameMessage.ContainsMessage}" Value="True"/> <Condition Binding="{Binding Path=GameMessage.CanFadeAway}" Value="True"/> </MultiDataTrigger.Conditions> <Setter Property="Background" Value="Transparent" /> <Setter Property="Opacity" Value="8" /> </MultiDataTrigger> <DataTrigger Binding="{Binding Path=GameMessage.CanFadeAway}" Value="True"> <DataTrigger.EnterActions> <BeginStoryboard > <Storyboard BeginTime="0:0:0" > <DoubleAnimation Storyboard.TargetProperty="Opacity" From="8" To="0" Duration="0:0:1" BeginTime="0:0:0" /> </Storyboard> </BeginStoryboard> </DataTrigger.EnterActions> <DataTrigger.ExitActions> <BeginStoryboard> <Storyboard> <DoubleAnimation Storyboard.TargetProperty="Opacity" To="8" Duration="0:0:0.1" /> </Storyboard> </BeginStoryboard> </DataTrigger.ExitActions> </DataTrigger> </Style.Triggers> </Style> The problem is in resetting the opacity when the GameMessage Property ( of type GameMessage) is of type true,msg",true, and gets replaced by a GameMessage object of the same kind. The opcacity remains 0, and messages only get restored again when I have a message of kind true,"msg,false. After the animation, the opacity is 0, and where I would expect the second multidatatrigger to set it back to 8, and then have the animation performed by the Datatrigger, it doesnt. What would be the best way to get this working ?

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  • Dns.GetHostEntry returns multiple IP addresses

    - by spender
    This question probably highlights a lack of understanding of networking principals on my part, rather than a programming issue. I'm doing a lookup on a hostname using Dns.GetHostEntry This returns an IPHostEntry to me, which has an AddressList property which is an array of IPAddress. I always thought there is a 1 to 1 mapping between hostname and IP, but I'm finding that in some cases I get back several IPAddress(es) for the same host. This is a surprise to me. Which part of domain name resolution do I not understand?

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  • Git & Web-design: handling multiple customized templates

    - by o_O Tync
    I'm developing a CMS (with Django, but that doesn't matter) and have chosen GIT. Installations will vary in: Configs Database contents Media Templates First 3 are not a problem with git: we simply don't need these :) While developing, I have 1 default template with related media. Later, each customer will receive his own design based on default templates (some slight customization). I'm not going to support each of the custom templates as I introduce new features. Modularity helps with this but is not a 100% solution. Do you have any experience to share?

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  • Svcutil generating bad config with multiple endpoints

    - by vfilby
    I have a WCF service that has exposed a soap and an xml endpoint. When I use svcutil to generate the proxy code on the client side the generated configuration contains two endpoints which causes the client to fail. If I edit the web.config file and remove the second endpoint (with the custom binding) all works as expected. Is there a way I can get svcutil to generate a config that just works so that I don't need to hand edit the file everytime? Client-side error: An endpoint configuration section for contract 'MyNamespace.ITestService' could not be loaded because more than one endpoint configuration for that contract was found. Please indicate the preferred endpoint configuration section by name. Svcutil command: svcutil http://api.local/Test.svc /reference:bin\MyNamespace.Interface.dll /config:web.config /mergeConfig /out:"Service References\TestService.cs" /n:*,MyNamespace Generated client config: <system.serviceModel> <bindings> <basicHttpBinding> <binding name="BasicHttpBinding_ITestService" closeTimeout="00:01:00" openTimeout="00:01:00" receiveTimeout="00:10:00" sendTimeout="00:01:00" allowCookies="false" bypassProxyOnLocal="false" hostNameComparisonMode="StrongWildcard" maxBufferSize="65536" maxBufferPoolSize="524288" maxReceivedMessageSize="65536" messageEncoding="Text" textEncoding="utf-8" transferMode="Buffered" useDefaultWebProxy="true"> <readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384" maxBytesPerRead="4096" maxNameTableCharCount="16384" /> <security mode="None"> <transport clientCredentialType="None" proxyCredentialType="None" realm="" /> <message clientCredentialType="UserName" algorithmSuite="Default" /> </security> </binding> </basicHttpBinding> <customBinding> <binding name="CustomBinding_ITestService"> <textMessageEncoding maxReadPoolSize="64" maxWritePoolSize="16" messageVersion="Soap12" writeEncoding="utf-8"> <readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384" maxBytesPerRead="4096" maxNameTableCharCount="16384" /> </textMessageEncoding> </binding> </customBinding> </bindings> <client> <endpoint address="http://api2.local/Test.svc/soap" binding="basicHttpBinding" bindingConfiguration="BasicHttpBinding_ITestService" contract="MyNamespace.ITestService" name="BasicHttpBinding_ITestService" /> <endpoint binding="customBinding" bindingConfiguration="CustomBinding_ITestService" contract="MyNamespace.ITestService" name="CustomBinding_ITestService" /> </client> </system.serviceModel>

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  • Checkout multiple revision of one file in CVS repository

    - by Andrew
    Hi, To checkout I use the following command CVSROOT="/home/projects/stuff/" cvs co mywork with the mywork directory I have text files as well as pictures, i.e., looks something like this - paper.tex - pic1.jpg - pic2.jpg etc. In particular, I am interested in checking out all the version of paper.tex over time. Is there a way how I can check all revisions of this file out at once? Or which command can I use to see when revision have been made to this particular file? many thanks for your help, Andrew

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  • Multiple sendto() using UDP socket

    - by ereOn
    Hi, I have a network software which uses UDP to communicate with other instances of the same program. For different reasons, I must use UDP here. I recently had problems sending huge ammounts of data over UDP and had to implement a fragmentation system to split my messages into small data chunks. So far, it worked well but I now encounter an issue when I have to send a lot of data chunks. I have the following algorithm: Split message into small data chunks (around 1500 bytes) Iterate over the data chunks list and for each, send it using sendto() However, when I send a lot of data chunks, the receiver only gets the first 6 messages. Sometimes it misses the sixth and receives the seventh. It depends. Anyway, sendto() always indicates success. This always happen when I test my software over a loopback interface (127.0.0.1) but never over my LAN network. If I add something like std::cout << "test" << std::endl; between the sendto() then every frame is received. I am aware that UDP allows packet loss and that my frames might be loss for a lot of reasons and I suppose it has to do with the rate I am sending the data chunks at. What would be the right approach here ? Implementing some acknowledgement mechanism (just like TCP) seems overkill. Adding some arbitrary waiting time between the sendto() is ugly and will probably decrease performance. Increasing (if possible) the receiver UDP internal buffer ? I don't even know if this is possible. Something else ? I really need your advices here. Thank very much.

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  • How to include multiple tables programmaticaly into a Sweave document using R

    - by PaulHurleyuk
    Hello, I want to have a sweave document that will include a variable number of tables in. I thought the example below would work, but it doesn't. I want to loop over the list foo and print each element as it's own table. % \documentclass[a4paper]{article} \usepackage[OT1]{fontenc} \usepackage{longtable} \usepackage{geometry} \usepackage{Sweave} \geometry{left=1.25in, right=1.25in, top=1in, bottom=1in} \listfiles \begin{document} <<label=start, echo=FALSE, include=FALSE>>= startt<-proc.time()[3] library(RODBC) library(psych) library(xtable) library(plyr) library(ggplot2) options(width=80) #Produce some example data, here I'm creating some dummy dataframes and putting them in a list foo<-list() foo[[1]]<-data.frame(GRP=c(rep("AA",10), rep("Aa",10), rep("aa",10)), X1=rnorm(30), X2=rnorm(30,5,2)) foo[[2]]<-data.frame(GRP=c(rep("BB",10), rep("bB",10), rep("BB",10)), X1=rnorm(30), X2=rnorm(30,5,2)) foo[[3]]<-data.frame(GRP=c(rep("CC",12), rep("cc",18)), X1=rnorm(30), X2=rnorm(30,5,2)) foo[[4]]<-data.frame(GRP=c(rep("DD",10), rep("Dd",10), rep("dd",10)), X1=rnorm(30), X2=rnorm(30,5,2)) @ \title{Docuemnt to test putting a variable number of tables into a sweave Document} \author{"Paul Hurley"} \maketitle \section{Text} This document was created on \today, with \Sexpr{print(version$version.string)} running on a \Sexpr{print(version$platform)} platform. It took approx \input{time} sec to process. <<label=test, echo=FALSE, results=tex>>= cat("Foo") @ that was a test, so is this <<label=table1test, echo=FALSE, results=tex>>= print(xtable(foo[[1]])) @ \newpage \subsection{Tables} <<label=Tables, echo=FALSE, results=tex>>= for(i in seq(foo)){ cat("\n") cat(paste("Table_",i,sep="")) cat("\n") print(xtable(foo[[i]])) cat("\n") } #cat("<<label=endofTables>>= ") @ <<label=bye, include=FALSE, echo=FALSE>>= endt<-proc.time()[3] elapsedtime<-as.numeric(endt-startt) @ <<label=elapsed, include=FALSE, echo=FALSE>>= fileConn<-file("time.tex", "wt") writeLines(as.character(elapsedtime), fileConn) close(fileConn) @ \end{document} Here, the table1test chunk works as expected, and produced a table based on the dataframe in foo[[1]], however the loop only produces Table(underscore)1.... Any ideas what I'm doing wrong ?

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  • multiple compiling errors with basic C++ application on VS2010 Beta 1

    - by ratata
    I just recently installed VS2010 Beta 1 from the Microsoft website , I started a basic C++ Win32 Console Application , that generated the following code: #include "stdafx.h" int _tmain(int argc, _TCHAR* argv[]) { return 0; } I tried compiling the code just to see how it runs and just then I encountered several(over a 100) compiling errors. Here is the first part of the build output: 1>ClCompile: 1> stdafx.cpp 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(520): error C2065: '_In_opt_z_' : undeclared identifier 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(520): error C2143: syntax error : missing ')' before 'const' 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(520): warning C4229: anachronism used : modifiers on data are ignored 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(520): error C2182: '_invalid_parameter' : illegal use of type 'void' 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(520): error C2491: '_invalid_parameter' : definition of dllimport data not allowed 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(520): error C2059: syntax error : ')' 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(527): error C2065: '_In_opt_z_' : undeclared identifier 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(527): error C2143: syntax error : missing ')' before 'const' 1>c:\program files\microsoft visual studio 10.0\vc\include\crtdefs.h(527): warning C4229: anachronism used : modifiers on data are ignored pastebin for the full list I thought maybe the include files got mixed up by some other compiler version I have installed previously( I have VS 2008 as well) so I reinstalled VS2010 just to overwrite the headers but that didn't do much. Thanks in advance for any help you might offer as I am helpless

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  • XmlNode.SelectNode with multiple attribute.

    - by kapil
    One of my nodes inmy xml file is as follows. <LOGIN_ID NAME="Kapil"> <SEARCH_ID>Kapil Koli</SEARCH_ID> <GUID>111</GUID> <FIRST_NAME>Kapil</FIRST_NAME> <LAST_NAME>Koli</LAST_NAME> <EMAIL_ID>[email protected]</EMAIL_ID> <PASSWORD>abc123**</PASSWORD> </LOGIN_ID> The code I am using is - XmlDocument document = new XmlDocument(); document.Load(_XmlFileName); nodeList = document.SelectNode."USERS/LOGIN_ID[contains(SEARCH_ID,'Kapil')"; nodeList = document.SelectNode."USERS/LOGIN_ID[contains(EMAIL_ID,'[email protected]')"; I want to use select node which will accept search_id and login_id as attributes to search? If either search_id or email_id is wrong, I want to return null. How could I do this? thanks. kapil.

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  • CSS Attribute Content Selector multiple declarations

    - by Dave
    I have this in my CSS: div#headwrap ul li a[href*="dev"] {background: #034769}; div#headwrap ul li a[href*="music"] {background: #A61300}; div#headwrap ul li a[href*="opinion"] {background: #b2d81e}; div#headwrap ul li a[href*="work"] {background: #ffc340}; So, my expected behavior is that where a link (a) within a list item (li) inside a unordered list (ul) inside a div with id "headwrap" has an href that contains "dev", the link will have a background color of #034769. If the link has an href that contains "music" it will have a background color of #A61300, and so on. However, what I am seeing is that the rule is only correctly applied to "dev". If I reorder the CSS declarations (putting music first, for instance), it only gets applied to "music". I'm testing in Firefox and Chrome, both are doing the same thing. Only the first one is applied. Anyone have any ideas why?

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  • Python sorting list of dictionaries by multiple keys

    - by simi
    I have a list of dicts: b = [{u'TOT_PTS_Misc': u'Utley, Alex', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'Russo, Brandon', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'Chappell, Justin', u'Total_Points': 96.0}, {u'TOT_PTS_Misc': u'Foster, Toney', u'Total_Points': 80.0}, {u'TOT_PTS_Misc': u'Lawson, Roman', u'Total_Points': 80.0}, {u'TOT_PTS_Misc': u'Lempke, Sam', u'Total_Points': 80.0}, {u'TOT_PTS_Misc': u'Gnezda, Alex', u'Total_Points': 78.0}, {u'TOT_PTS_Misc': u'Kirks, Damien', u'Total_Points': 78.0}, {u'TOT_PTS_Misc': u'Worden, Tom', u'Total_Points': 78.0}, {u'TOT_PTS_Misc': u'Korecz, Mike', u'Total_Points': 78.0}, {u'TOT_PTS_Misc': u'Swartz, Brian', u'Total_Points': 66.0}, {u'TOT_PTS_Misc': u'Burgess, Randy', u'Total_Points': 66.0}, {u'TOT_PTS_Misc': u'Smugala, Ryan', u'Total_Points': 66.0}, {u'TOT_PTS_Misc': u'Harmon, Gary', u'Total_Points': 66.0}, {u'TOT_PTS_Misc': u'Blasinsky, Scott', u'Total_Points': 60.0}, {u'TOT_PTS_Misc': u'Carter III, Laymon', u'Total_Points': 60.0}, {u'TOT_PTS_Misc': u'Coleman, Johnathan', u'Total_Points': 60.0}, {u'TOT_PTS_Misc': u'Venditti, Nick', u'Total_Points': 60.0}, {u'TOT_PTS_Misc': u'Blackwell, Devon', u'Total_Points': 60.0}, {u'TOT_PTS_Misc': u'Kovach, Alex', u'Total_Points': 60.0}, {u'TOT_PTS_Misc': u'Bolden, Antonio', u'Total_Points': 60.0}, {u'TOT_PTS_Misc': u'Smith, Ryan', u'Total_Points': 60.0}] and I need to use a multi key sort reversed by Total_Points, then not reversed by TOT_PTS_Misc. This can be done at the command prompt like so: a = sorted(b, key=lambda d: (-d['Total_Points'], d['TOT_PTS_Misc'])) But I have to run this through a function, where I pass in the list and the sort keys. For example, def multikeysort(dict_list, sortkeys):. How can the lambda line be used which will sort the list, for an arbitrary number of keys that are passed in to the multikeysort function, and take into consideration that the sortkeys may have any number of keys and those that need reversed sorts will be identified with a '-' before it?

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  • One check constraint or multiple check constraints?

    - by RenderIn
    Any suggestions on whether fewer check constraints are better, or more? How should they be grouped if at all? Suppose I have 3 columns which are VARCHAR2(1 BYTE), each of which is a 'T'/'F' flag. I want to add a check constraint to each column specifying that only characters IN ('T', 'F') are allowed. Should I have 3 separate check constraints, one for each column: COL_1 IN ('T', 'F') COL_2 IN ('T', 'F') COL_3 IN ('T', 'F') Or a single check constraint: COL_1 IN ('T', 'F') AND COL_2 IN ('T', 'F') AND COL_3 IN ('T', 'F') My thoughts are it is best to keep these three separate, as the columns are logically unrelated to each other. The only case I would have a check constraint that examines more than one column is if there was some relationship between the value in one and the value in another, e.g.: (PARENT_CNT > 0 AND PRIMARY_PARENT IS NOT NULL) OR (PARENT_CNT = 0 AND PRIMARY_PARENT IS NULL)

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  • How to setup an Eclipse Project with multiple Subprojects (OSGi-Bundles)

    - by stacker
    Sherlog is an OSGi-based log analyzer, if I import this project as an workspace snapshot I receive lot's of projects in my workspace, but I would prefere to have them as subprojects in a project. The other option would be to checkout from svn, but then I face other problems (I don't know how to setup the dependencies for automatically build) Does anyone have an idea or good links on this topic? Thanks

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  • Multiple NSOperationQueues?

    - by Infinity
    Hello! I would like to use NSOperations in my application to resolve threading problems. I have read some tutorials and now I know what I have to do, but I have a problem. There is a must to have the same NSOperationQueue in each class. What if I use a new NSOperationQueue in each class. There will be concurrency problems?

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  • Wrapping a pure virtual method with multiple arguments with Boost.Python

    - by fallino
    Hello, I followed the "official" tutorial and others but still don't manage to expose this pure virtual method (getPeptide) : ms_mascotresults.hpp class ms_mascotresults { public: ms_mascotresults(ms_mascotresfile &resfile, const unsigned int flags, double minProbability, int maxHitsToReport, const char * unigeneIndexFile, const char * singleHit = 0); ... virtual ms_peptide getPeptide(const int q, const int p) const = 0; } ms_mascotresults.cpp #include <boost/python.hpp> using namespace boost::python; #include "msparser.hpp" // which includes "ms_mascotresults.hpp" using namespace matrix_science; #include <iostream> #include <sstream> struct ms_mascotresults_wrapper : ms_mascotresults, wrapper<ms_mascotresults> { ms_peptide getPeptide(const int q, const int p) { this->get_override("getPeptide")(q); this->get_override("getPeptide")(p); } }; BOOST_PYTHON_MODULE(ms_mascotresults) { class_<ms_mascotresults_wrapper, boost::noncopyable>("ms_mascotresults") .def("getPeptide", pure_virtual(&ms_mascotresults::getPeptide) ) ; } Here are the bjam's errors : /usr/local/boost_1_42_0/boost/python/object/value_holder.hpp:66: error: cannot declare field ‘boost::python::objects::value_holder<ms_mascotresults_wrapper>::m_held’ to be of abstract type ‘ms_mascotresults_wrapper’ ms_mascotresults.cpp:12: note: because the following virtual functions are pure within ‘ms_mascotresults_wrapper’: ... include/ms_mascotresults.hpp:334: note: virtual matrix_science::ms_peptide matrix_science::ms_mascotresults::getPeptide(int, int) const ms_mascotresults.cpp: In constructor ‘ms_mascotresults_wrapper::ms_mascotresults_wrapper()’: ms_mascotresults.cpp:12: error: no matching function for call to ‘matrix_science::ms_mascotresults::ms_mascotresults()’ include/ms_mascotresults.hpp:284: note: candidates are: matrix_science::ms_mascotresults::ms_mascotresults(matrix_science::ms_mascotresfile&, unsigned int, double, int, const char*, const char*) include/ms_mascotresults.hpp:109: note: matrix_science::ms_mascotresults::ms_mascotresults(const matrix_science::ms_mascotresults&) ... /usr/local/boost_1_42_0/boost/python/object/value_holder.hpp: In constructor ‘boost::python::objects::value_holder<Value>::value_holder(PyObject*) [with Value = ms_mascotresults_wrapper]’: /usr/local/boost_1_42_0/boost/python/object/value_holder.hpp:137: note: synthesized method ‘ms_mascotresults_wrapper::ms_mascotresults_wrapper()’ first required here /usr/local/boost_1_42_0/boost/python/object/value_holder.hpp:137: error: cannot allocate an object of abstract type ‘ms_mascotresults_wrapper’ ms_mascotresults.cpp:12: note: since type ‘ms_mascotresults_wrapper’ has pure virtual functions So I tried to change the constructor's signature by : BOOST_PYTHON_MODULE(ms_mascotresults) { //class_<ms_mascotresults_wrapper, boost::noncopyable>("ms_mascotresults") class_<ms_mascotresults_wrapper, boost::noncopyable>("ms_mascotresults", init<ms_mascotresfile &, const unsigned int, double, int, const char *,const char *>()) .def("getPeptide", pure_virtual(&ms_mascotresults::getPeptide) ) Giving these errors : /usr/local/boost_1_42_0/boost/python/object/value_holder.hpp:66: error: cannot declare field ‘boost::python::objects::value_holder<ms_mascotresults_wrapper>::m_held’ to be of abstract type ‘ms_mascotresults_wrapper’ ms_mascotresults.cpp:12: note: because the following virtual functions are pure within ‘ms_mascotresults_wrapper’: include/ms_mascotresults.hpp:334: note: virtual matrix_science::ms_peptide matrix_science::ms_mascotresults::getPeptide(int, int) const ... ms_mascotresults.cpp:24: instantiated from here /usr/local/boost_1_42_0/boost/python/object/value_holder.hpp:137: error: no matching function for call to ‘ms_mascotresults_wrapper::ms_mascotresults_wrapper(matrix_science::ms_mascotresfile&, const unsigned int&, const double&, const int&, const char* const&, const char* const&)’ ms_mascotresults.cpp:12: note: candidates are: ms_mascotresults_wrapper::ms_mascotresults_wrapper(const ms_mascotresults_wrapper&) ms_mascotresults.cpp:12: note: ms_mascotresults_wrapper::ms_mascotresults_wrapper() If I comment the virtual function getPeptide in the .hpp, it builds perfectly with this constructor : class_<ms_mascotresults>("ms_mascotresults", init<ms_mascotresfile &, const unsigned int, double, int, const char *,const char *>() ) So I'm a bit lost...

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  • How To: UiBinder + GWT MVP + multiple independent display areas

    - by Prt Yz
    I am using GWT MVP and UiBinder to create an app with a DockLayoutPanel. I want the north and south docks to be static, containing buttons and links. I want to have dynamic views in the center and two different areas of the east dock. As these dynamic areas should be independent of each other, I am setting up different ActivityMapper and ActivityManager's for each dynamic display area; center, east-top, and east-bottom. How can I independently initialize these 3 different display areas when the application is loaded? How can I switch from one Activity to another in one display area without affecting the other areas? When I use the the PlaceController's goTo to switch from one Place to another in one area, the other area's Activity is stopped. Mayday, please help, mayday! The following is some of my code: AppViewImpl.ui.xml <g:DockLayoutPanel styleName="{style.dockPanel}" unit="PX" width="975px" height="100%"> <!-- DOCK PANEL EAST --> <g:east size="220"> <g:LayoutPanel styleName="{style.eastPanel}"> <g:layer left="0px" width="220px" top="0px" height="105px"> <g:SimpleLayoutPanel ui:field="topRightPanel"/> </g:layer> <g:layer left="0px" width="220px" top="110px" height="340px"> <g:InlineLabel styleName="{style.label}" text="ANOTHER DISPLAY AREA"/> </g:layer> </g:LayoutPanel> </g:east> <!-- DOCK PANEL NORTH --> <g:north size="110"> <g:LayoutPanel styleName="{style.northPanel}"> <g:layer left="0px" width="755px" top="0px" height="105px"> <g:InlineLabel styleName="{style.label}" text="NORTH PANEL"/> </g:layer> </g:LayoutPanel> </g:north> <!-- DOCK PANEL SOUTH --> <g:south size="20"> <g:LayoutPanel styleName="{style.southPanel}"> <g:layer left="0px" width="755px" top="0px" height="20px"> <g:InlineLabel styleName="{style.label}" text="SOUTH PANEL"/> </g:layer> </g:LayoutPanel> </g:south> <!-- DOCK PANEL CENTER --> <g:center> <g:SimpleLayoutPanel ui:field="mainPanel" /> </g:center> </g:DockLayoutPanel> MyModule.java public class MyModule implements EntryPoint { private Place defaultPlace = new DefaultPlace(""); public void onModuleLoad() { // Create ClientFactory using deferred binding so we can replace with // different impls in gwt.xml ClientFactory clientFactory = GWT.create(ClientFactory.class); EventBus eventBus = clientFactory.getEventBus(); PlaceController placeController = clientFactory.getPlaceController(); // Start ActivityManager for the main widget with our ActivityMapper ActivityMapper topRightActivityMapper = new TopRightActivityMapper(clientFactory); ActivityManager topRightActivityManager = new ActivityManager(topRightActivityMapper, eventBus); topRightActivityManager.setDisplay(clientFactory.getAppView().getTopRightPanel()); // Start ActivityManager for the main widget with our ActivityMapper ActivityMapper mainActivityMapper = new AppActivityMapper(clientFactory); ActivityManager mainActivityManager = new ActivityManager(mainActivityMapper, eventBus); mainActivityManager.setDisplay(clientFactory.getAppView().getMainPanel()); // Start PlaceHistoryHandler with our PlaceHistoryMapper AppPlaceHistoryMapper historyMapper = GWT .create(AppPlaceHistoryMapper.class); PlaceHistoryHandler historyHandler = new PlaceHistoryHandler(historyMapper); historyHandler.register(placeController, eventBus, defaultPlace); RootLayoutPanel.get().add(clientFactory.getAppView()); // Goes to place represented on URL or default place historyHandler.handleCurrentHistory(); new AppController(clientFactory); } } AppController.java public class AppController implements AppView.Presenter { private ClientFactory clientFactory; AppController(ClientFactory clientFactory){ this.clientFactory = clientFactory; goTo(new TopRightAPlace("")); } @Override public void goTo(Place place) { clientFactory.getPlaceController().goTo(place); } } TopRightAViewImpl.java public class TopRightAViewImpl extends Composite implements TopRightAView { interface Binder extends UiBinder<Widget, TopRightAViewImpl> { } private static final Binder binder = GWT.create(Binder.class); private Presenter listener; @UiField Button button; public TopRightAViewImpl() { initWidget(binder.createAndBindUi(this)); } @Override public void setName(String name) { button.setHTML(name); } @Override public void setPresenter(Presenter listener) { this.listener = listener; } @UiHandler("button") void onButtonClick(ClickEvent event) { listener.goTo(some other place); } }

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  • N-Tier Architecture - Structure with multiple projects in VB.NET

    - by focus.nz
    I would like some advice on the best approach to use in the following situation... I will have a Windows Application and a Web Application (presentation layers), these will both access a common business layer. The business layer will look at a configuration file to find the name of the dll (data layer) which it will create a reference to at runtime (is this the best approach?). The reason for creating the reference at runtime to the data access layer is because the application will interface with a different 3rd party accounting system depending on what the client is using. So I would have a separate data access layer to support each accounting system. These could be separate setup projects, each client would use one or the other, they wouldn't need to switch between the two. Projects: MyCompany.Common.dll - Contains interfaces, all other projects have a reference to this one. MyCompany.Windows.dll - Windows Forms Project, references MyCompany.Business.dll MyCompany.Web.dll - Website project, references MyCompany.Business.dll MyCompany.Busniess.dll - Business Layer, references MyCompany.Data.* (at runtime) MyCompany.Data.AccountingSys1.dll - Data layer for accounting system 1 MyCompany.Data.AccountingSys2.dll - Data layer for accounting system 2 The project MyCompany.Common.dll would contain all the interfaces, each other project would have a reference to this one. Public Interface ICompany ReadOnly Property Id() as Integer Property Name() as String Sub Save() End Interface Public Interface ICompanyFactory Function CreateCompany() as ICompany End Interface The project MyCompany.Data.AccountingSys1.dll and MyCompany.Data.AccountingSys2.dll would contain the classes like the following: Public Class Company Implements ICompany Protected _id As Integer Protected _name As String Public ReadOnly Property Id As Integer Implements MyCompany.Common.ICompany.Id Get Return _id End Get End Property Public Property Name As String Implements MyCompany.Common.ICompany.Name Get Return _name End Get Set(ByVal value as String) _name = value End Set End Property Public Sub Save() Implements MyCompany.Common.ICompany.Save Throw New NotImplementedException() End Sub End Class Public Class CompanyFactory Implements ICompanyFactory Public Function CreateCompany() As ICompany Implements MyCompany.Common.ICompanyFactory.CreateCompany Return New Company() End Function End Class The project MyCompany.Business.dll would provide the business rules and retrieve data form the data layer: Public Class Companies Public Shared Function CreateCompany() As ICompany Dim factory as New MyCompany.Data.CompanyFactory Return factory.CreateCompany() End Function End Class Any opinions/suggestions would be greatly appreciated.

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  • How to make multiple segmented inputs in a single input group in Bootstrap

    - by metaculus
    This is how it is supposed to look like on Airbnb home page http://airbnb.com I have tried .input-group-addon and nest in it another <input> like so: <div class="col-lg-6"> <div class="input-group"> <input type="text" class="form-control"> <span class="input-group-addon"> <input type="text" id="nested-input" class="form-control"> </span> <span class="input-group-btn"> <button class="btn btn-default" type="button">Go!</button> </span> </div> </div> </div> And it didn't work. Does Bootstrap support this styling?

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