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  • What does this code do? Recursive Iterator in php?

    - by Ali
    I'm working on a zend framework based email project and I'm following some code samples online.. I can't understand this line of code which apparently loops through different 'parts' of an email message. I have no idea how it works btw and suspect that theres some error taking place which my parser isn't showing right. foreach (new RecursiveIteratorIterator($mail->getMessage($i)) as $ii=>$part) what does the above foreach loop mean?

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  • Java Collections Sort not accepting comparator constructor with arg

    - by harmzl
    I'm getting a compiler error for this line: Collections.sort(terms, new QuerySorter_TFmaxIDF(myInteger)); My customized Comparator is pretty basic; here's the signature and constructor: public class QuerySorter_TFmaxIDF implements Comparator<Term>{ private int numberOfDocs; QuerySorter_TFmaxIDF(int n){ super(); numberOfDocs = n; } } Is there an error because I'm passing an argument into the Comparator? I need to pass an argument...

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  • linq null refactoring code

    - by user276640
    i have code public List<Files> List(int? menuId) { if (menuId == null) { return _dataContext.Files.ToList(); } else { return _dataContext.Files.Where(f => f.Menu.MenuId == menuId).ToList(); } } is it possible to make it only one line like return _dataContext.Files.Where(f = f.Menu.MenuId == menuId).ToList();?

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  • apc.cache_by_default with CodeIgniter

    - by Dennis
    I'm trying to use APC (Alternative PHP Cache) on my localhost with wamp 2, PHP 5.3 and CodeIgniter 1.7.2, however If I turn on cache_by_default and enable apc.stat the server will crash and I get the following error: [apc-error] Cannot redeclare class ci_benchmark in C:\wamp\www\k\mvc\codeigniter\Common.php on line 127. What can I do to fix this issue?

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  • Change font for the file

    - by demas
    I have a line in my .emacs which set a default font: (set-default-font "Monaco-10") It works fine for me, but I need two exceptions: I need to change default font for a one file, for example ~/some. How can I do it? I need to change default fonr for a gnux (M-x gnus). How can I achieve it?

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  • VS2008 Pre-Build Event Command BuildAction=None

    - by Frederick
    Hi Guys, I am trying to add a prebuild even command line which essentially sets Build Action = None For a list of files before the solution is packaged up for release. How would I go about adding this & what command would I use to exclude a number of files in the web solution ? i.e. \script\some-script.js [Set Build Action = None] etc \script\some-script2.js [Set Build Action = None] etc ?

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  • Could not create type 'umbraco.webservices.documents.documentService'

    - by Cipher
    Hi, I was trying to install CMS for my ASP.NET (Open source Umbraco). After the installation process, when I try to run the website, I get this error: Could not create type 'umbraco.webservices.documents.documentService'. E:\Users\Sarin\Documents\Visual Studio 2010\WebSites\WebSite20\umbraco\webservices\api\DocumentService.asmx Here's the line from default.aspx which is showing this error. <%@ WebService Language="C#" CodeBehind="DocumentService.asmx.cs" Class=umbraco.webservices.documents.documentService % Any suggestions?

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  • Duplicate entry issue in magento database

    - by user691146
    The problem is as below... ERROR 1062 (23000) at line 1893: Duplicate entry '179-81-0' for key 'UNQ_CAT_PRD_ENTT_DTIME_ENTT_ID_ATTR_ID_STORE_ID' Probably you have faced the similar issue as I am.If I take the value '179-81-0' I am sure 179 is the product id but not sure about other -81-0.Also in other threads it was suggested to delete the row from the table but without knowing 100% what I am doing it would be a foolish act to just delete the row.I need to know what exactly is it. Thanks, Raj

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  • No module named difflib

    - by bugbug
    I want to execute python code from C# with following code. static void Main(string[] args) { ScriptEngine engine = Python.CreateEngine(); ScriptSource source = engine.CreateScriptSourceFromFile(@"F:\Script\extracter.py"); source.Execute(); } I have the problem at line source.Execute(), I got error "No module named difflib". What is wrong in my code? This is my python code (extracter.py). import re import itertools import difflib print "Hello"

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  • Copy android.R.layout to my project

    - by eric
    Good advice from CommonWare and Steve H but it's not as easy to me as I first thought. Based on their advice I'm trying to copy android.R.layout to my project to ensure consistency. How do you do this? I looked in Eclipse's Package Explorer and under Android 1.5android.jarandroidR.classRlayout and find R$layout.class. Do I copy the code out of there into my own class? From my very limited knowledge of Java, the following code doesn't make much sense: public static final class android.R$layout { // Field descriptor #8 I public static final int activity_list_item = 17367040; // Field descriptor #8 I public static final int browser_link_context_header = 17367054; // Field descriptor #8 I public static final int expandable_list_content = 17367041; // Field descriptor #8 I public static final int preference_category = 17367042; // Field descriptor #8 I public static final int select_dialog_item = 17367057; // Field descriptor #8 I public static final int select_dialog_multichoice = 17367059; // Field descriptor #8 I public static final int select_dialog_singlechoice = 17367058; // Field descriptor #8 I public static final int simple_dropdown_item_1line = 17367050; // Field descriptor #8 I public static final int simple_expandable_list_item_1 = 17367046; // Field descriptor #8 I public static final int simple_expandable_list_item_2 = 17367047; // Field descriptor #8 I public static final int simple_gallery_item = 17367051; // Field descriptor #8 I public static final int simple_list_item_1 = 17367043; // Field descriptor #8 I public static final int simple_list_item_2 = 17367044; // Field descriptor #8 I public static final int simple_list_item_checked = 17367045; // Field descriptor #8 I public static final int simple_list_item_multiple_choice = 17367056; // Field descriptor #8 I public static final int simple_list_item_single_choice = 17367055; // Field descriptor #8 I public static final int simple_spinner_dropdown_item = 17367049; // Field descriptor #8 I public static final int simple_spinner_item = 17367048; // Field descriptor #8 I public static final int test_list_item = 17367052; // Field descriptor #8 I public static final int two_line_list_item = 17367053; // Method descriptor #50 ()V // Stack: 3, Locals: 1 public R$layout(); 0 aload_0 [this] 1 invokespecial java.lang.Object() [1] 4 new java.lang.RuntimeException [2] 7 dup 8 ldc <String "Stub!"> [3] 10 invokespecial java.lang.RuntimeException(java.lang.String) [4] 13 athrow Line numbers: [pc: 0, line: 899] Local variable table: [pc: 0, pc: 14] local: this index: 0 type: android.R.layout Inner classes: [inner class info: #5 android/R$layout, outer class info: #64 android/R inner name: #55 layout, accessflags: 25 public static final] }

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  • Understanding CLR 2.0 Memory Model

    - by Eloff
    Joe Duffy, gives 6 rules that describe the CLR 2.0+ memory model (it's actual implementation, not any ECMA standard) I'm writing down my attempt at figuring this out, mostly as a way of rubber ducking, but if I make a mistake in my logic, at least someone here will be able to catch it before it causes me grief. Rule 1: Data dependence among loads and stores is never violated. Rule 2: All stores have release semantics, i.e. no load or store may move after one. Rule 3: All volatile loads are acquire, i.e. no load or store may move before one. Rule 4: No loads and stores may ever cross a full-barrier (e.g. Thread.MemoryBarrier, lock acquire, Interlocked.Exchange, Interlocked.CompareExchange, etc.). Rule 5: Loads and stores to the heap may never be introduced. Rule 6: Loads and stores may only be deleted when coalescing adjacent loads and stores from/to the same location. I'm attempting to understand these rules. x = y y = 0 // Cannot move before the previous line according to Rule 1. x = y z = 0 // equates to this sequence of loads and stores before possible re-ordering load y store x load 0 store z Looking at this, it appears that the load 0 can be moved up to before load y, but the stores may not be re-ordered at all. Therefore, if a thread sees z == 0, then it also will see x == y. If y was volatile, then load 0 could not move before load y, otherwise it may. Volatile stores don't seem to have any special properties, no stores can be re-ordered with respect to each other (which is a very strong guarantee!) Full barriers are like a line in the sand which loads and stores can not be moved over. No idea what rule 5 means. I guess rule 6 means if you do: x = y x = z Then it is possible for the CLR to delete both the load to y and the first store to x. x = y z = y // equates to this sequence of loads and stores before possible re-ordering load y store x load y store z // could be re-ordered like this load y load y store x store z // rule 6 applied means this is possible? load y store x // but don't pop y from stack (or first duplicate item on top of stack) store z What if y was volatile? I don't see anything in the rules that prohibits the above optimization from being carried out. This does not violate double-checked locking, because the lock() between the two identical conditions prevents the loads from being moved into adjacent positions, and according to rule 6, that's the only time they can be eliminated. So I think I understand all but rule 5, here. Anyone want to enlighten me (or correct me or add something to any of the above?)

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  • LaTeX Double Spacing

    - by reprogrammer
    I am using the acm LaTeX template and I have trouble making my paper double spaced. My LaTeX document looks like the following: \documentclass{acm_proc_article-sp} \usepackage{setspace} \doublespacing \begin{document} ... \end{document} When I compile the above document using pdflatex, I get the following error message on the line that I use the command \doublespacing: Missing number, treated as zero \doublespacing

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  • How to format long strings in arrays

    - by takeshin
    How should I format very long strings in my source code? I follow the rule, that line of code should not be longer than 80 characters. (The other rules are Zend Framework formatting standard) e.g. protected $_messages = array( 'key1' => 'very, very long string lorem ipsum dolor sit amet…', 'key2' => 'this one it very long too, and exceeds 80 characters len…' );

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  • How do I create lines while dragging a menu item on a WinForm? C#

    - by Bryan
    I want to mimic the functionality of Google Chrome/FireFox for example, when rearranging your bookmarks, when you are dragging the menu item, it creates a line at the proposed drop point. I've already implemented the Drag/Drop functionality to rearrange the menu, but I would like to add these separator lines as an additional feature. Is there a way to do this within the .NET Framework (3.5) or shall I have to resort to Win32 api calls? Just wanted to ask before I went down that path.

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  • How do I create drop lines while dragging a menu item on a WinForm?

    - by Bryan
    I want to mimic the functionality of Google Chrome/FireFox for example, when rearranging your bookmarks, when you are dragging the menu item, it creates a black line at the proposed drop point, like this: I've already implemented the Drag/Drop functionality to rearrange the menu, but I would like to add these separator lines as an additional feature. Is there a way to do this within the .NET Framework (3.5) or shall I have to resort to Win32 api calls? Just wanted to ask before I went down that path.

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  • Silverlight project fails to compile

    - by AngryHacker
    I have a Silverlight 3 project in VS2008. Today, for whatever reason, I get an error when compiling. Configuration system failed to initialize It reports the error on Line 1, Column 1 for every .xaml file in the project. I did a repair on VS2008, reinstalled all the Silverlight 3 bits (e.g. SDK, VS2008 tools and the Controls Toolkit), but the problem still persists. Am I missing something simple?

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  • Y-value on bar graph in gnuplot?

    - by mary
    Can I get gnuplot to display the exact y-value or height of a data point (plotted using "with boxes") over its bar? I would like the plot to be easy to read so nobody has to line up the top of a bar with the y-axis and guess what the value is.

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  • error to connect soap server in php

    - by rajabhaskar
    hai all, i am working on shopping cart project, i need globalpay integration . i got the sample code and run in my localhost it shows me error this. Warning: SoapClient::__construct() [function.SoapClient---construct]: SSL: fatal protocol error in C:\wamp\www\exampls\PHP Web Service Sample (Credit Card) 4.0.0\PHP Web Service Sample (Credit Card) 4.0.0\globalpay.inc.php on line 37 i enabled soap server in php.ini. can any have the idea about this error please help. thanxs,

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  • What does $([]) mean in jQuery

    - by Sayem Ahmed
    I have come across the following jQuery code but could not understand it. What does the following code, specially the "$([])" part in the last line mean ? var instrument = $("#instrument"), quantity = $("#quantity"), orderType = $("#orderType"), price = $("#price"), validityDate = $("#validityDate"), allFields = $([]).add(instrument).add(quantity).add(orderType).add(price).add(validityDate)

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  • How are you using IronPython?

    - by Will Dean
    I'm keen to drink some modern dynamic language koolaid, so I've believed all the stuff on Michael Foord's blog and podcasts, I've bought his book (and read some of it), and I added an embedded IPy runtime to a large existing app a year or so ago (though that was for someone else and I didn't really use it myself). Now I need to do some fairly simple code generation stuff, where I'm going to call a few methods on a few .net objects (custom, C#-authored objects), create a few strings, write some files, etc. The experience of trying this leaves me feeling like the little boy who thinks he's the only one who can see that The Emperor has no clothes on. If you're using IronPython, I'd really appreciate knowing how you deal with the following aspects of it: Code editing - do you use the .NET framework without Intellisense? Refactoring - I know a load of 'refactoring' is about working around language-related busywork, so if Python is sufficiently lightweight then we won't need that, But things like renames seem to me to be essential to iteratively developing quality code regardless of language. Crippling startup time - One of the things which is supposed to be good about interpreted languages is the lack of compile time leading to fast interactive development. Unfortunately I can compile a C# application and launch it quicker than IPy can start up. Interactive hacking - the IPy console/repl is supposed to be good for this, but I haven't found a good way to take the code you've interactively arrived at and persist it into a file - cut and paste from the console is fairly miserable. And the console seems to hold references to .NET assemblies you've imported, so you have to quit it and restart it if you're working on the C# stuff as well. Hacking on C# in something like LinqPad seems a much faster and easier way to try things out (and has proper Intellisense). Do you use the console? Debugging - what's the story here? I know someone on the IPy team is working on a command-line hobby-project, but let's just say I'm not immediately attracted to a command line debugger. I don't really need a debugger from little Python scripts, but I would if I were to use IPy for scripting unit tests, for example. Unit testing - I can see that dynamic languages could be great for this, but is there any IDE test-runner integration (like for Resharper, etc). The Foord book has a chapter about this, which I'll admit I have not yet read properly, but it does seem to involve driving a console-mode test-runner from the command prompt, which feels to be an enormous step back from using an integrated test runner like TestDriven.net or Resharper. I really want to believe in this stuff, so I am still working on the assumption that I've missed something. I would really like to know how other people are dealing with IPy, particularly if they're doing it in a way which doesn't feel like we've just lost 15 years'-worth of tool development.

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