foreach

C++ enum in foreach

Possible Duplicates: Enumerate over an enum in C++ C++: Iterate through an enum I've have a card class for a blackjack game with the following enums: enum Rank { Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King }; enum Suit { Clubs, Diamonds, Hearts, Spades }; When I create the deck I want to w...

Exception handling in Iterable

Is there any way of handling -- and continuing from -- an exception in an iterator while maintaining the foreach syntactic sugar? I've got a parser that iterates over lines in a file, handing back a class-per-line. Occasionally lines will be syntactically bogus, but that doesn't necessarily mean that we shouldn't keep reading the file....

foreach loop from multiple arrays c#

This should be a simple question. All I want to know is if there is a better way of coding this. I want to do a foreach loop for every array, without having to redeclare the foreach loop. Is there a way c# projects this? I was thinking of putting this in a Collection...? Please, critique my code. foreach (TextBox tb in vert) ...

Iterating through std queue

Hi, I'm trying to use BOOST_FOREACH for iterating through the std::queue. But there isn't iterators in that class cause I have an error: std::queue<std::string> someList; BOOST_FOREACH(std::string temp, someList) { std::cout << temp; } >no matching function for call to begin(...) >no type named ‘iterator’ in ‘class std::queue<std::b...

DataTable with dynamic columns

I am completely new to JSF, and just attempting a proof of concept to decide whether it will be useful for a project. My POC simply consists of a single page, with a table, containing some data. The number of columns (as well as the number of rows) is dynamic, loaded from a database before the page is rendered. With the following, I ge...

How to iterate over an array of objects without foreach and ArrayAccess

Hi, I'm having to develop a site on PHP 5.1.6 and I've just come across a bug in my site which isn't happening on 5.2+. When using foreach() to iterate over an object, I get the following error: "Fatal error: Objects used as arrays in post/pre increment/decrement must return values by reference..." Does anyone know how to convert the fo...

Foreach File in a Folder in Flash?

Hey, I have an image slideshow program working right now and it takes in a folder of a hard coded in number of images. I would like to change this so that it can take in a folder and will display all of them no matter the number. Is there a way to do this in flash? I'm thinking something like the foreach loop in perl or other scripting...

Java for-each on getter

If javac do what I think, the following lines would yield the same performance: for (Object o: getObjects()) {} List<Object> os = getObjects(); for (Object o: os) {} Is it so or not? Or is it perhaps implementation-specific? If so: anybody know about GWT? ...

Can I pull the next element from within a Perl foreach loop?

Can I do something like the following in Perl? foreach (@tokens) { if (/foo/){ # simple case, I can act on the current token alone # do something next; } if (/bar/) { # now I need the next token, too # I want to read/consume it, advancing the iterator, so that # the next loop iterat...

LINQ/C#: Where & Foreach using index in a list/array

Hi, I have a list/array and need to process certain elements, but also need the index of the element in the processing. Example: List Names = john, mary, john, bob, simon Names.Where(s => s != "mary").Foreach(MyObject.setInfo(s.index, "blah") But cannot use the "index" property with lists, inversely if the names were in an Array I c...

php array to jquery array to qTip plugin.

Hi I'm trying to get a PHP array to use in some jquery script using the qTip plugin. This is my array: $descqtip[ ] = array('name' => ''.$name.'', 'description' => ''.$description.''); Here is my jquery code: <script type="text/javascript"> $(document).ready(function() { var description = <?php echo json_encode($descqtip)?>; ...

ArrayCollection loop through for matching items

Hi I hope someone can help me..... i am trying to build a dynamic form for a questionnaire module. Building on some previous posts I am using the process similar to that in question "http://stackoverflow.com/questions/629021/how-to-generate-a-formmxform-dynamically-in-flex" i have managed to prove out the fact of extending the XML to ...

T-SQL For Each Alternative?

I need to take data from one table and import it into another table. In pseudocode, something like this: For Each row in table1 If row.personid is in table2 then update table2.row Else insert row into table2 End If Next What is the best way to do this in T-SQL? As I understand it T-SQL doesn't support For Each..Next, so what alt...

Does the for foreach construct in java create a hard or soft copy?

Say I have the following piece of java code ArrayList<Double> myList = new Double[100]; for (Double x : myList) x = randomDouble(); Does this actually modify myList or just the dummy variable? I realize I should just try this code segment out, but I think this is the sort of thing I should be able to google or search for on this ...

XSL template structure for choosing latest event.

I have a list grouped by Region and it currently shows all the items for each city. I want to reduce to only the most recent advisory for each city. I have tried to use an xsl:for-each statement but I am messing up the names/parameters. List is called mlc The list contains the fields: Title City Region Advisory DateCreated TT (calcula...

Combining foreach and using

I'm iterating over a ManageObjectCollection.( which is part of WMI interface). However the important thing is, the following line of code. : foreach (ManagementObject result in results) { //code here } The point is that ManageObject also implements IDisposable, so I would like to put "result" variable in a using block. Any idea o...

How can I create a horizontal table in a single foreach loop in MVC?

Is there any way, in ASP.Net MVC, to condense the following code to a single foreach loop? <table class="table"> <tr> <td> Name </td> <% foreach (var item in Model) { %> <td> <%= item.Name %> </td> <% } ...

Is this GetEnumAsStrings<T>() method reinventing the wheel?

I have a number of enums and need to get them as List<string> objects in order to enumerate through them and hence made the GetEnumAsStrings<T>() method. But it seems to me there would be an easier way. Is there not a built-in method to get an enum like this into a List<string>? using System; using System.Collections.Generic; namespa...

PHP sql with foreach loop variable problem

This is really getting frustrating. I have a text file that I'm reading for a list of part numbers that goes into an array. I'm using the following foreach function to search a database for matching numbers. $file = file('parts_array.txt'); foreach ($file as $newPart) { $sql = "SELECT products_sku FROM products WHERE products_sku='...

what use does the javascript forEach method have (that map can't do)?

Hey all, The only difference I see in map and foreach is that map is returning an array and foreach is not. However, I don't even understand the last line of the foreach method "func.call(scope, this[i], i, this);". For example, isn't "this" and "scope" referring to same object and isn't this[i] and i referring to the current value in t...