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• How do I turn off such PHP Notices ?

  - by user198729

  Notice: Constant DIR_FS_CATALOG already defined I've already commented out display_errors in php.ini,but is not working. How do I make PHP not output such things to browsers?

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• VB.NET: how to prevent user input in a ComboBox

  - by Craig Johnston

  How do you prevent user input in a ComboBox to that only one of the items in the defined list can be selected by the user?

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• Determining the calling package

  - by Nachikethas

  I got a package called 1.pm in that the constructor is calling a subroutine which is in the same package. Now if some other classes say 2.pm is calling the constructor defined in 1.pm how can i determine if the subroutine is called from 2.pm ?

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• How to use #if directives in C#(3.0)

  - by Newbie

  I just found two piece of code #if CONSOLE // defined by the console version using ournamespace.FactoryInitializer; #endif and #if _NET_1_1 log4net.Config.DOMConfigurator.ConfigureAndWatch(new System.IO.FileInfo(s) ); #else log4net.Config.XmlConfigurator.ConfigureAndWatch(new System.IO.FileInfo(s) ); #endif Can any one please tell me with a running sample( please provide a simple one) what is the significance of those code snippets and when and how to use those? Thanks.

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• implict type cast in generic method

  - by bitbonk

  why do I get a compiler error in the following code stating: Cannot implicty convert type SpecialNode to T even though T must derive from NodeBase as I defined in the where clause and even though SpecialNode actually derived from NodeBase? public static T GetNode<T>() where T : NodeBase { if (typeof(T) == typeof(SpecialNode)) { return ThisStaticClass.MySpecialNode; // <-- compiler error } if (typeof(T) == typeof(OtherSpecialNode)) { return ThisStaticClass.MyOtherSpecialNode; // <-- compiler error } ... return default(T); }

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• How can I customize my layout.xml from code before calling setContentView(View) function?

  - by Marton_hun

  I would like to customize my layout definition (declared in my_layout.xml file) from code. Unfortunately I can use findViewById() function to find the specific views (defined in my_layout.xml file) and customize them from code only after I called setContentView(R.layout.my_layout). But what if I want to customize my layout first, before calling setContentView()? How can I access the specific views before calling setContentView()?

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• How to access a (shadowed) global function in ruby.

  - by yngvedh

  Hi, I was wondering how to access a global function fn in ruby from a class which also defined a method fn. I have made a workaround by aliasing the function like so: def fn end class Bar alias global_fn fn def fn # how to access the global fn here without the alias global_fn end end I'm looking for something along the lines of c++'s :: to access global scope but I can't seem to locate any information about it. I guess I don't know specifically what I'm looking for.

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• Include Obj-C++ header from C++ source file

  - by Schwitzgabel

  Consider the followng situation: MacFont.h struct MacFont : Font { // ... NSFont* font; }; MacFont will be implemented in MacFont.mm FontEngine.cpp: #if defined(OS_MAC) #include "MacFont.h" #elif // ... #endif //... In order to make it compiling, I should rename FontEngine.cpp to FontEngine.mm but I'm not allowed to. So what now?

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• Problem with C++ classes

  - by Mike

  I have a class defined called extBlock. I then make an instance of that class with this extBlock mainBlock = new extBlock(1, 1024); I get this error: error C2440: 'initializing' : cannot convert from 'extBlock *' to 'extBlock' Can anyone help me with why I am getting this error. I have seen examples online of declaring it like this with a pointer extBlock *mainBlock = new extBlock(1, 1024); But if I do it this way it does not let me call the functions of mainBlock

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• Where namespace does operator<< (stream) go to?

  - by aaa

  If I have have some overloaded ostream operators, defined for library local objects, is its okay for them to go to std namespace? If I do not declare them in std namespace, then I must use using ns:: operator <<. As a possible follow-up question, are there any operators which should go to standard or global namespace?

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• Getting all rows from a Table where the column contains only 0

  - by Auro

  I got a little problem i need a sql query that gives all rows back that only contains 0 in it. the column is defined as varchar2(6) the values in the column looks like this: 0 00 00 100 bc00 000000 00000 my first solution would be like this: Oracle: substr('000000' || COLUMN_NAME, -6) = '000000' SQL Server: right('000000' + COLUMN_NAME, 6) = '000000' is there an other way? (it needs to work on both systems)

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• Locating objects (structs) in memory - how to?

  - by flavour404

  Hi, How would you locate an object in memory, lets say that you have a struct defined as: struct POINT { int x; int y; }; How would I scan the memory region of my app to find instances of this struct so that I can read them out? Thanks R.

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• PHP regex replace white space by &nbsp; if it is following single letter

  - by WebXpert

  Hi, I have user defined string (html formated string to be saved and used in web) and need to find a way to replace each white space which is right after a single letter by &nbsp;. For example "this is a string" should become "this is a&nbsp;string", "bla bla b l abla b la blabla" should become "bla bla b&nbsp;l&nbsp;abla b&nbsp;la blabla" ...etc...

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• VBA Sleep Doesn't Work...

  - by Soo

  I know I'm doing something wrong here. I'm trying to use the sleep function to delay my code, but I get "Sub or Function not defined" error. Any tips?

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• HTML, <table> background

  - by lego69

  hello, I've got one problem... I created table(with one row and one column) for my site and then I put background for table using CSS where I defined image, after that I try to create in the first table another table with 3 rows, Dreamweaver doesn't allow me to do it, it puts new table after first, how can I solve this problem, thanks in advance...

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• Why is there no Sum() extension for IEnumerable<uint>

  - by dss539

  It seems that Sum not defined for IEnumerable<uint> (and other unsigned integers, for that matter) var s = new int[] { 1, 2, 3 }; s.Sum(); //works fine var us = new uint[] { 1, 2, 3 }; us.Sum(); //missing method I would like to know: Have I done something fundamentally wrong/misunderstood the situation? What design decisions might cause the omission of IEnumerable<uint>.Sum()? MSDN: Enumerable.Sum

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• BYTE typedef in VC++ and windows.h

  - by jules

  Hi, I am using Visual C++, and I am trying to include a file that uses BYTE (as well as DOUBLE, LPCONTEXT...) , which by default is not a defined type. If I include windows.h, it works fine, but windows.h also defines GetClassName wich I don't need. I am looking for an alternative to windows.h include, that would work with VC++ and would define most of the types like BYTE, DOUBLE ... Thanks

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• jQuery if and logic

  - by danit

  I have a simple jQuery toolbar, the basic functionality is: Hover: Background change to defined value & add .active class OnClick: Move the icon down 4px, and change background of the toolbar to that of the element What I would like to do move the icon down 4px when it has the class 'active' applied, however also remove the onclick event? Somehow I need an 'IF' statement in my jQuery for the Onclick event.

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• [Linq & Dictionary (.NET)] A problem with compare item value

  - by Tony

  Hi, I have defined my class: public class Host { public string Name; } then a strobgly-typed dictionary: Dictionary<string, Host> HostsTable; then I try to compare a value: if (HostsTable.Values.Where(s => s.Name == "myhostname") != null) { doSomething } and the problem is, nothing is found, even I'm sure the item is on the list. What I'm doing wrong ?

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• Change default controller for the object_type/object_id route

  - by shmichael

  When scaffolding a model & controller, the "new" and "edit" associated forms submit to /object_type/object_id. This triggers the "show" controller. Where is "show" defined as the default action, and what is the right way to override this?

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• Java: How to load a class (and its inner classes) that is already on the class path?

  - by Zombies

  How can I load a class that is already on the class path, instantiate it, and also instantiate any inner classes defined within it? EG: public class TestClass { public class InnerClass { } }

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• "(Empty)" text "literally" instead of "" in datacolumn from visual studio

  - by user335620

  Hi folks. I've always have a problem with big datasets created through the dataset designer in visual studio (2005). When the dataset many tables with many columns, the columns defined like "(Empty)" in the NULL VALUE property starts showing the text "(Empty)" literally. Is anyone aware of this? or is just me? Thanks in advance.

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• Eclipse/Aptana Subprojects

  - by TPorteus

  I've been using a eclipse with the aptana plugin and have all my projects neatly defined. However one project is a main corporate website lets say http://sun.com and it's set up nicely for FTP transfers. However i was wondering if there was a way to define directories of that as subprojects or projects in there own right without messing up the file transfer stuff. Any ideas?

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• Restrict a generic type

  - by Water Cooler v2

  I want to restrict the generic type parameter to: 1) either that of a certain user defined reference type; OR 2) any of the primitive types in the CLR; How do I say something to the effect of: interface IDataManager<T>: IDataManager where T: IDataObject, T: ValueType

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• iphone view-based app

  - by ms

  I've created a view based application and have connected all of my buttons through Interface Builder (and saved)...however upon launch all I have is a white screen on the simulator. I've uncommented the viewDidLoad, and my header file has IBOutlet UIlabels defined. I'm kind of baffled.

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