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  • Load WPF styles (static resources) from an external assembly

    - by Shimmy
    I have a few WPF applications and I want all my styles to be in a shared assembly instead of declaring them in each application separately. I am looking for a way so I don't have to change all my Style="{StaticResource BlahBlah}" in the existing applications; I just want to add the reference to this style assembly, and delete it from the current application, so it's taken from the assembly. Is there any way?

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  • Why bind hibernate SessionFactory to a JNDI resource?

    - by jschoen
    In my current adventure of learning hibernate and setting it up to use an appserver's connection pool, most examples and resources out there point you in the direction of binding the SessionFactory to a JNDI resource in your appserver in the process. I wondering what the benefit of this is? Since the you can access a the connection pool with out doing this.

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  • extjs data store load data on fly

    - by CKeven
    I'm trying to create a data store that will load the data schema and records on fly. Here is the current code i have and I'm not sure how to setup the array reader properly since i don't have the schema before query returns. ds = new Ext.data.Store({ url: 'http://10.10.97.83/cgi-bin/cgiip.exe/WService=wsdev/majax/jsbrdgx.p', baseParams: { cr: Ext.util.JSON.encode(omgtobxParms) }, reader: new Ext.data.ArrayReader({ //root:data.value.records }, col_names) }); {"name": "tmp_buy_book", "schema": [ { "name": "a", "type": "C"}, { "name": "b", "type": "C"} "records": [["1", ""], ["1",""]]}

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  • Help to understand and recode javascript function to deal with special characters.

    - by Cesar Lopez
    Hi all, I am trying to rewrite a javascript function since I was told this function its a bit nasty peace of code and it could be nicely written by a very kind user from here. I have been trying to understand what the function does, therefore I could rewrite it properly, but since I dont fully understand how it works its a very difficult task. Therefore I am looking for help and directions (NOT THE SOLUTION AS I WANT TO LEARN MYSELF) to understand and rewrite this function in a nicer way. The function its been made for dealing with special characters, and I know that it loops through the string sent to it, search for special characters, and add what it needs to the string to make it a valid string. I have been trying to use value.replace(/"/gi,"/""), but surely I am doing it wrong as it crashes. Could anybody tell me where to start to recode function? Any help would be appreciated. My comments on the function are in capital letters. Code <script type="text/javascript"> function convertString(value){ for(var z=0; z <= value.length -1; z++) { //if current character is a backslash||WHY IS IT CHECKING FOR \\,\\r\\n,and \\n? if(value.substring(z, z + 1)=="\\" && (value.substring(z, z + 4)!="\\r\\n" && value.substring(z, z + 2)!="\\n")) {//WHY IS IT ADDING \\\\ TO THE STRING? value = value.substring(0, z) + "\\\\" + value.substring(z + 1, value.length); z++; } if(value.substring(z, z + 1)=="\\" && value.substring(z, z + 4)=="\\r\\n") {//WHY IS IT ADDING 4 TO Z IN THIS CASE? z = z+4; } if(value.substring(z, z + 1)=="\\" && value.substring(z, z + 2)=="\\n") {//WHY IS IT ADDING 2 TO Z IN THIS CASE? z = z+2; } } //replace " with \" //loop through each character for(var x = 0; x <= value.length -1; x++){ //if current character is a quote if(value.substring(x, x + 1)=="\""){//THIS IS TO FIND \, BUT HAVENT THIS BEEN DONE BEFFORE? //concatenate: value up to the quote + \" + value AFTER the quote||WHY IS IT ADDING \\ BEFORE \"? value = value.substring(0, x) + "\\\"" + value.substring(x + 1, value.length); //account for extra character x++; } } //return the modified string return(value); } <script> Comments within the code on capital letters are my questions about the function as I mention above. I would appreciate any help, orientation, advise, BUT NOT THE SOLUTION PLEASE AS I DO WANT TO LEARN.

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  • Saving image with Date and Time

    - by Meko
    I am trying to save image captured from web cam with current time.Like 06.06.2010 22:29:52.jpg But compiler does not allow time format 22:20:30 . I searched but I could not find how to write time like 22.29.59 or how can solve this problem ? String photoTime = DateTime.Now.ToString(); String SuspiciousPath = Path.Combine(PhotoPath+"//suspicious",photoTime+".jpg"); FirstPersonTestImage.Save(SuspiciousPath);

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  • Difference between background and concurrent garbage collection?

    - by marco.ragogna
    I read that with .NET Framework 4 the current garbage collection implementation is replaced: The .NET Framework 4 provides background garbage collection. This feature replaces concurrent garbage collection in previous versions and provides better performance. At this page there is an explanation how it works but I am not sure I understood it. In practical world application what is the benefit of this new GC implementation? Is it a feature that could be use to push for a transition from 3.5 or previous to 4.0?

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  • Using Entity Framework (code first) migrations in production

    - by devdigital
    I'm just looking into using EF migrations for our project, and in particular for performing schema changes in production between releases. I can see that generating SQL (delta) script files is an option, but is there no way of running the migrations programmatically on app start up? Will I instead need to add each delta script to the solution and write my own framework to apply them in order (from the current version to the latest) on bootstrap?

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  • Access Request Body in a WCF RESTful Service

    - by urini
    Hi, How do I access the HTTP POST request body in a WCF REST service? Here is the service definition: [ServiceContract] public interface ITestService { [OperationContract] [WebInvoke(Method = "POST", UriTemplate = "EntryPoint")] MyData GetData(); } Here is the implementation: public MyData GetData() { return new MyData(); } I though of using the following code to access the HTTP request: IncomingWebRequestContext context = WebOperationContext.Current.IncomingRequest; But the IncomingWebRequestContext only gives access to the headers, not the body. Thanks.

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  • How can I create a new custom page with my own content in Elgg

    - by Vafello
    I would like to create a new page in Elgg where I can put my own content. I would like to have there all the default menus, etc. but with empty space where I can put my code. I would like to have a link to this page on my profile page. Should it be done as a new plugin? If yes, how to create empty page with my current template settings?

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  • How to go about converting this classic asp to asp.net

    - by Phil
    I have some classic asp code that needs converting to asp.net. So far I have tried to achieve this using datareaders and repeaters and had no luck as the menu loops through 4 different record sets, passing along the menuNid before moving to the next record. Please can you tell me what method you would use to conver this code... i.e datareaders? dataset? etc? Thanks <% set RSMenuLevel0 = conn.execute("select id, DepartmentID, GroupingID, Heading, OrderID, Publish, moduleid, url, urltarget " &_ "from T where (DepartmentID = 0 and GroupingID = 0 and Publish <> 0) order by OrderID") %> <% if session("JavaScriptEnabled") = "False" Then %> <% while not RSMenuLevel0.EOF if RSMenuLevel0("Publish") <> 0 then Menu0heading = RSMenuLevel0("Heading") Menu0id = RSMenuLevel0("id") %> <%if RSMenuLevel0("url") > "" and RSMenuLevel0("moduleid") = 0 then%> &nbsp;<a href="http://<%=RSMenuLevel0("url")%>" target="<%=RSMenuLevel0("urltarget")%>"><%=Menu0heading%></a> <%else%> &nbsp;<a href="/default.asp?id=<%=Menu0id%>"><%=Menu0heading%></a> <%end if%> <% end if RSMenuLevel0.MoveNext wend %> <% else %> <ul id="Menu1" class="MM"> <%if home <> 1 then%> <!-- <li><a href="/default.asp"><span class="item">Home</span></a> --> <%end if%> <% numone=0 while not RSMenuLevel0.EOF ' numone = numone + 1 Menu0heading = RSMenuLevel0("Heading") 'itemID = lcase(replace(Menu0heading," ","")) Menu0id = RSMenuLevel0("id") if RSMenuLevel0("url") > "" and RSMenuLevel0("moduleid") = 0 then url = RSMenuLevel0("url") if instr(url,"file:///") > 0 then %> <li><a href="<%=RSMenuLevel0("url")%>" target="<%=RSMenuLevel0("urltarget")%>" <%if numone=1 then%>class="CURRENT"<%end if%>><span class="item"><%=Menu0heading%></span></a> <%else%> <li><a href="http://<%=RSMenuLevel0("url")%>" target="<%=RSMenuLevel0("urltarget")%>" <%if numone=1 then%>class="CURRENT"<%end if%>><span class="item"><%=Menu0heading%></span></a> <%end if%> <%else%> <li><a href="/default.asp?id=<%=RSMenuLevel0("id")%>" <%if numone=1 then%>class="CURRENT"<%end if%>><span class="item"><%=Menu0heading%></span></a> <%end if%> <% set RSMenuLevel1 = conn.execute("select id, DepartmentID, GroupingID, Heading, OrderID, Publish, moduleid, url, urltarget " &_ "from T where (DepartmentID = 0 and GroupingID = " & Menu0id & " and Publish <> 0) order by OrderID") if not RSMenuLevel1.EOF then %> <ul> <% while not RSMenuLevel1.EOF Menu1heading = RSMenuLevel1("Heading") Menu1id = RSMenuLevel1("id") if RSMenuLevel1("url") > "" and RSMenuLevel1("moduleid") = 0 then url = RSMenuLevel1("url") if instr(url,"file:///") > 0 then %> <li><a href="<%=RSMenuLevel1("url")%>" target="<%=RSMenuLevel1("urltarget")%>"><%=Menu1heading%></a> <%else%> <li><a href="http://<%=RSMenuLevel1("url")%>" target="<%=RSMenuLevel1("urltarget")%>"><%=Menu1heading%></a> <%end if%> <%else%> <li><a href="/default.asp?id=<%=RSMenuLevel1("id")%>"><%=Menu1heading%></a> <%end if%> <% set RSMenuLevel2 = conn.execute("select id, DepartmentID, GroupingID, Heading, OrderID, Publish, moduleid, url, urltarget " &_ "from T where (DepartmentID = 0 and GroupingID = " & Menu1id & " and Publish <> 0) order by OrderID") if not RSMenuLevel2.EOF then %> <ul> <% while not RSMenuLevel2.EOF Menu2heading = RSMenuLevel2("Heading") Menu2id = RSMenuLevel2("id") if RSMenuLevel2("url") > "" and RSMenuLevel2("moduleid") = 0 then %> <li><a href="http://<%=RSMenuLevel2("url")%>" target="<%=RSMenuLevel2("urltarget")%>"><%=Menu2heading%></a> <%else%> <li><a href="/default.asp?id=<%=RSMenuLevel2("id")%>"><%=Menu2heading%></a> <%end if%> <% set RSMenuLevel3 = conn.execute("select id, DepartmentID, GroupingID, Heading, OrderID, Publish, moduleid, url, urltarget " &_ "from T where (DepartmentID = 0 and GroupingID = " & Menu2id & " and Publish <> 0) order by OrderID") if not RSMenuLevel3.EOF then %> <ul> <% while not RSMenuLevel3.EOF Menu3heading = RSMenuLevel3("Heading") Menu3id = RSMenuLevel3("id") if RSMenuLevel3("url") > "" and RSMenuLevel3("moduleid") = 0 then %> <li><a href="http://<%=RSMenuLevel3("url")%>" target="<%=RSMenuLevel3("urltarget")%>"><%=Menu3heading%></a></li> <%else%> <li><a href="/default.asp?id=<%=RSMenuLevel3("id")%>"><%=Menu3heading%></a></li> <%end if%> <% RSMenuLevel3.MoveNext wend %> </ul> <% end if RSMenuLevel2.MoveNext %> </li> <% wend %> </ul> <% end if RSMenuLevel1.MoveNext %> </li> <% wend %> </ul> <% end if RSMenuLevel0.MoveNext %> </li> <% wend %> </ul> <% end if %>

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  • postgresql: Fast way to update the latest inserted row

    - by Anonymous
    What is the best way to modify the latest added row without using a temporary table. E.g. the table structure is id | text | date My current approach would be an insert with the postgresql specific command "returning id" so that I can update the table afterwards with update myTable set date='2013-11-11' where id = lastRow However I have the feeling that postgresql is not simply using the last row but is iterating through millions of entries until "id = lastRow" is found. How can i directly access the last added row?

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  • IDs necessary in update script not being stored (or even seen!?) (PHP MySQL)

    - by Derek
    Hi guys, I really need help with this one...have spent 3 hours trying to figure it out... Basically, I have 3 tables necessary for this function to work (the query and PHP)... Authors, Books and Users. An author can have many books, and a user can have many books - that's it. When the admin user selects to update a book, they are presented with a form, displaying the current data within the fields, very straight forward... However there is one tricky part, the admin user can change the author for a book (incase they make a mistake) and also change the user for which the book is associated with. When I select to update the single book information I am not getting any values what so ever for author_id or user_id. Meaning that when the user updates the book info, the associations with the user and author is being scrapped altogether (when before there was an association)... I cannot see why this is happening because I can clearly see the IDs for the users and authors for my option values (this is because they are in select dropdowns). Here is what my sql to retrieve the user ID is: SELECT user_id, name FROM users and then i have my select options which brings up all the users in the system: <label>This book belongs to:</label> <select name="name" id="name"> <option value="<?php echo $row['user_id']?>" SELECTED><?php echo $row['name']?> - Current</option> <?php while($row = mysql_fetch_array($result)) { ?> <option value="<?php echo $row['user_id']; if (isset($_POST['user_id']));?>"><?php echo $row['name']?></option> <?php } ?> In the presented HTML form, I can select the users (by name) and within the source code I can see the IDs (for the value) matching against the names of the users. Finally, in my script that performs the update, I have this: $book_id = $_POST['book_id']; $bookname = $_POST['bookname']; $booklevel = $_POST['booklevel']; $author_id = $_POST['author_id']; $user_id = $_POST['user_id']; $sql = "UPDATE books SET bookname= '".$bookname."', booklevel= '".$booklevel."', author_id='".$author_id."', user_id= '".$user_id."' WHERE book_id = ".$book_id; The result of this query returns no value for either author_id or user_id... Obviously in this question I have given the information for the user stuff (with the HTML being displayed) but im guessing that I have the same problem with authors aswell... How can I get these ID's passed to the script so that the change can be acknowledge!! :(

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  • Handler for change of value using SliderBar in GWT

    - by Lee
    I'm using the SliderBar from the GWT Incubator in one of my current projects. I want to add a handler which fires whenever the value of the slider changes, but I'm not sure which handler I need to add to get this to work, or whether I need to write one of my own. Thanks

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  • How do I write a std::codecvt facet?

    - by Billy ONeal
    How do I write a std::codecvt facet? I'd like to write ones that go from UTF-16 to UTF-8, which go from UTF-16 to the systems current code page (windows, so CP_ACP), and to the system's OEM codepage (windows, so CP_OEM). Cross-platform is preferred, but MSVC on Windows is fine too. Are there any kinds of tutorials or anything of that nature on how to correctly use this class?

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  • Frustration with generics

    - by sbi
    I have a bunch of functions which are currently overloaded to operate on int and string: bool foo(int); bool foo(string); bool bar(int); bool bar(string); void baz(int p); void baz(string p); I then have a bunch of functions taking 1, 2, 3, or 4 arguments of either int or string, which call the aforementioned functions: void g(int p1) { if(foo(p1)) baz(p1); } void g(string p1) { if(foo(p1)) baz(p1); } void g(int p2, int p2) { if(foo(p1)) baz(p1); if(bar(p2)) baz(p2); } void g(int p2, string p2) { if(foo(p1)) baz(p1); if(bar(p2)) baz(p2); } void g(string p2, int p2) { if(foo(p1)) baz(p1); if(bar(p2)) baz(p2); } void g(string p2, string p2) { if(foo(p1)) baz(p1); if(bar(p2)) baz(p2); } // etc. (The implementation of the g() family is just a placeholder. actually they are more complicated.) More types than the current int or string might have to be introduced at any time. The same goes for functions with more arguments than 4. The current number of identical functions is barely manageable. Add one more variant in either dimension and the combinatoric explosion will be so huge, it might blow away the application. In C++, I'd templatize g() and be done. I understand that .NET generics are different. <sigh> But I have been fighting them for two hours trying to come up with a solution that doesn't involve too much copy&paste of code. To no avail. Surely, C#/.NET/generics/whatever won't require me to type out identical code for a family of functions taking five arguments of either of three types? So what am I missing here?

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  • What is the best way to format Django urls for two parameters, either of which are optional?

    - by Parker
    I'm designing a gallery application for viewing vehicle pictures and there are two parameters: Manufacturer Vehicle type Right now you can view either, but not both. Urls go like so: /manufacturer/# /type/# Where # is an ID number. How/can I format my URLs so it can accept both? My current solution is to do: /both/#/# but this requires some retooling since the application doesn't know when you want to filter by both. Any insight would be appreciated.

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  • How to get the FPS from a JavaFX scene?

    - by valmar
    I am currently writing a small graphical performance test benchmark for JavaFX. Thus, I need to get the current FPS at which the JavaFX scene is being refreshed. So far, I haven't found a solution how to accomplish this. Does anyone know if there is some kind of event that I could use in order to get the FPS?

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  • What's the best Scala build system?

    - by gatoatigrado
    I've seen questions about IDE's here -- Which is the best IDE for Scala development? and What is the current state of tooling for Scala?, but I've had mixed experiences with IDEs. Right now, I'm using the Eclipse IDE with the automatic workspace refresh option, and KDE 4's Kate as my text editor. Here are some of the problems I'd like to solve: use my own editor IDEs are really geared at everyone using their components. I like Kate better, but the refresh system is very annoying (it doesn't use inotify, rather, maybe a 10s polling interval). The reason I don't use the built-in text editor is because broken auto-complete functionalities cause the IDE to hang for maybe 10s. rebuild only modified files The Eclipse build system is broken. It doesn't know when to rebuild classes. I find myself almost half of the time going to project-clean. Worse, it seems even after it has finished building my project, a few minutes later it will pop up with some bizarre error (edit - these errors appear to be things that were previously solved with a project clean, but then come back up...). Finally, setting "Preferences / Continue launch if project contains errors" to "prompt" seems to have no effect for Scala projects (i.e. it always launches even if there are errors). build customization I can use the "nightly" release, but I'll want to modify and use my own Scala builds, not the compiler that's built into the IDE's plugin. It would also be nice to pass [e.g.] -Xprint:jvm to the compiler (to print out lowered code). fast compiling Though Eclipse doesn't always build right, it does seem snappy -- even more so than fsc. I looked at Ant and Maven, though haven't employed either yet (I'll also need to spend time solving #3 and #4). I wanted to see if anyone has other suggestions before I spend time getting a suboptimal build system working. Thanks in advance! UPDATE - I'm now using Maven, passing a project as a compiler plugin to it. It seems fast enough; I'm not sure what kind of jar caching Maven does. A current repository for Scala 2.8.0 is available [link]. The archetypes are very cool, and cross-platform support seems very good. However, about compile issues, I'm not sure if fsc is actually fixed, or my project is stable enough (e.g. class names aren't changing) -- running it manually doesn't bother me as much. If you'd like to see an example, feel free to browse the pom.xml files I'm using [github]. UPDATE 2 - from benchmarks I've seen, Daniel Spiewak is right that buildr's faster than Maven (and, if one is doing incremental changes, Maven's 10 second latency gets annoying), so if one can craft a compatible build file, then it's probably worth it...

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  • How to style a treeview in Expression Blend

    - by RobDemo
    (Using Expression Blend 4 RC, Silverlight 3) I have a treeview with several different item templates for different levels. When I open this project in Blend, it seems I can only really style the top-most DataTemplate (via right-click the TreeView in the Objects/Timeline view, Edit Additional Templates-Edit Generated Items (ItemTemplate) - Edit Current). How do I drill down into the level I want and edit those templates? Rob

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  • Get Cell RSSI(Network Signal Strength) on Android 1.5

    - by Brandon
    Is there any way to retrieve the current cellular Signal Strength (RSSI) on Android 1.5? I know there's a way to listen for signal strength updates through the TelephonyManager, but this seems to only give a "state," not a numeric value. Is using the RSSI field on a neighboring cell fairly accurate? I'm guessing not, but I'm running out of ideas.

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