arrays

Problem when implementing a wrap class for an array when trying to implement IEnumerable

I am implementing a class that basicaly wraps an array: public abstract class IndividualBase : IEnumerable<Gene> { private readonly Gene[] genoma; ... public IEnumerator<Gene> GetEnumerator() { return genoma.GetEnumerator(); } System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator(...

Remove item from array by value | JavaScript

Is there a method to be able to remove an item from an JavaScript array like from this array: var ary = ['three', 'seven', 'eleven']; And I do an function like whereas: removeItem('seven', ary); I've looked into splice() but that only removes by the position number, where I need something to remove an item by it's value. ...

parsing commandline arguments as wildcards

Hi everyone, I wrote a little ruby script using optparse. I'd like to pass a list of files to my script using optparse. I would like to add a couple of files using wildcards (e.g. /dir/*). (Background: simple script, that writes all given arguments to a single text file, separated by newline.) I tried this: opts = OptionParser.new o...

Incrementing one value of a MATLAB array multiple times in one line

This is a question about incrementing one value of a MATLAB array multiple times in the same statement, without having to use a for loop. I set my array as: >> A = [10 20 30]; And then run: >> A([1, 1]) = A([1, 1]) + [20 3] A = 13 20 30 Clearly the 20 is ignored. However, i would like it to be included, so that: >> A ...

PHP - sort hash array by key length

I've found a few answers to sorting by value, but not key. What I'd like to do is a reverse sort, so with: $nametocode['reallylongname']='12'; $nametocode['shortname']='10'; $nametocode['mediumname']='11'; I'd like them to be in this order reallylongname mediumname shortname mediumname shortname Many thanks ...

Facebook Graph to Array

Hey Forum, I've been looking around for a way to convert Facebook Graph API Data into Array's so I can quickly access 'Like' Data for use on my website. I'm currently using this code to extract 'Shares' (aka, Like's) on a particular link. fb = file_get_contents("https://graph.facebook.com/$url", "rb"); $fb = str_replace('}',''...

How do i make the first element in the array active

ok so i have this array and i need to loop through <?php foreach($classes as $class){ ?> the html needs to look like this <li class="active"><span class="l"></span><a href="#">Standard Class</a><span class="r"></span></li> <li><span class="l"></span><a href="#">Business Class</a><span class="r"></span></li> <li><span class="l"></sp...

OOP - PHP not working correctly

I am not sure what I am doing wrong, I have try and looked everywhere but nothing I do is working I am using the following code. - I know it is a little long, but if you have time could you please have a look. The issue part is <?php for ($a=0; $a<count($subresults); $a++) { echo '<li id="subcategory"><a id="nav" href="#/'.str_repl...

Struct Scope Access

Hi this a continuation of a previous question I asked however I wasn't registered then and thus cannot edit the question. Anyways I have a struct typedef struct { char input[100][100]; int count; char name; int startTime; }INPUT; extern INPUT *global; this is within the header file. A stackoverflow member suggested that in my sou...

PHP's array functions?

Out of this: $arr = array( array('boo', 4), array('boo', 1), array('foo', 2), array('foo', 6) ); how best calculate into this?: $arr = array( 'boo' => 5, 'foo' => 8 ); ...

First record not picked up in pagination script (despite the fact it is set to show all records > NOW() as query)

This is my pagination script, which I've been working on: http://pastebin.com/4mpjdWKD This is the query page which displays the records - but it omits the first record: http://pastebin.com/kJZy9fv0 The actual query is this: <?php //Require the file that contains the required classes include("pmcPagination.php"); //Php...

Search array for values from database

I have a database filled with employee ID's and corresponding employee names for each employee ID. Is there a way I can search an array for employee ID's from the database? Google is not helping me, I think because I'm not sure how to word my search. My idea is to have something like, array_search($empID, $currentArray). And then loop t...

Array wraparound with modulo of unsigned

I'm trying to implement a lagged Fibonacci pseudo-random number generator for integers up to some maximum. It maintains an array of values int values[SIZE] = { /* 55 seed values */ }; and uses the following function to return the next value unsigned lagfib() { static unsigned idx = 0; int r = values[idx]; /* The followin...

Can I set a property for an array?

currently I have a variable and a property: private System.Xml.Linq.XDocument myDoc; public System.Xml.Linq.XDocument getMyDoc { get { return myDoc; } set { myDoc = value; } } now I need two docs: private System.Xm...

Arrays are Pointers??

Possible Duplicate: Is array name a pointer in C? Are arrays and pointers implemented differently? I have come across this question because , in both the cases we access elements from the starting address of an element.So , there should be close relation between them . Please explain the exact relation between them . Thanks. ...

How can I filter an array without using a loop in Perl?

Here I am trying to filter only the elements that do not have a substring world and store the results back to the same array. What is the correct way to do this in Perl? $ cat test.pl use strict; use warnings; my @arr = ('hello 1', 'hello 2', 'hello 3', 'world1', 'hello 4', 'world2'); print "@arr\n"; @arr =~ v/world/; print "@arr\n"; ...

insert php array into mysql

I have an array $product_array, and when I use print_r($product_array);. The array shows like this Array ( [0] => Array ( [ID] => P00100 [NAME] => Edina [PRICE] => $20.00 ) [1] => Array ( [ID] => P00101 [NAME] => Richfield [PRICE] => $21.00 ) [2] =...

C++ Floating point exception with global list array

I'm just getting started, but I'm already having trouble. So far, my code is simply: (In Searcher.h) #ifndef SEARCHER_H #define SEARCHER_H #include <string> #include <list> using namespace std; class Searcher{ public: Searcher( int& x ); ~Searcher(); private: int size; list<string> * lists; }; #endif (In Searcher.cpp) ...

How do I add specific events to newly assigned controls in an Array [c#]

Basically I want to assign events to some controls that are created. I want to update the labels associated with each trackbar when each trackbar is changed (change label1[i] and label2[i] when trackbar[i] changes). I have waded through google and I found that this probably has be done by using delegates. I had a blast using lambda expre...

Java : Resizing a multidimensional array.

I have a multidimensional array built from Strings that is initially created with the size [50][50], this is too big and now the array is full of null values, I am currently trying to remove these said null values, I have managed to resize the array to [requiredSize][50] but cannot shrink it any further, could anyone help me with this? I...