Javascript indexOf for an array of arrays not finding array

stackoverflow.com - 2012-04-21 17:11:00 - Similar - Report/Block

I have an array with nested arrays that looks like this: var tw = [[3, 0], [11, 0], [3, 14], [11, 14]]; When I try and find if the array contains a passed in array, I always get a result of -1. For example: var test = $.inArray([3, 0], tw); var test2 = tw.indexOf([3, 0]); both return -1, even though the first object in the array is [3,0]...

JavaScript sort an array of arrays by the day of the week

stackoverflow.com - 2013-05-15 13:07:55 - Similar - Report/Block

I have the following variable ( console.log(response) "['2013-04-15', 26]", "['2013-04-16', 10]", "['2013-04-17', 51]", "['2013-04-18', 46]", "['2013-04-19', 32]", "['2013-04-20', 50]", "['2013-04-21', 26]", "['2013-04-22', 31]", "['2013-04-23', 48]", "['2013-04-24', 821]", "['2013-04-25', 917]", "['2013-04-26', 949]", "['2013-04-27', 405...

I honestly have no clue how to formulate this pass-by-reference conundrum

stackoverflow.com - 2012-03-27 12:38:18 - Similar - Report/Block

So here's what I see this code doing: An array is made A loop iterates 10 times A new array is created A reference to this new array is saved in the first array 10 arrays now reside in the original array with values 0, 1, 2, 3... What really happens: Code: <?php header('Content-type: text/plain'); $arrays = array(); foreach(range(0, 10...

Sorting Arrays in Efficient way?

stackoverflow.com - 2013-04-23 11:45:12 - Similar - Report/Block

We have two arrays, size n and n+m. The first array has n elements and the second array has m elements. Merge the two arrays and store the result in the second array in a sorted manner and without using extra space ? Tried So Far ? Sorted both my arrays using quick sort and then merged using MergeSort...

Java pass array to method for calculation and return array

stackoverflow.com - 2012-04-01 23:54:42 - Similar - Report/Block

I came across this post " pass array to method Java " on how to pass an array to a method however when trying to adapt it to my intrest calculator Ive got going I get errors such as "the operator / is undefined for the argument types double[],double" and I am unable to get it resolved. I am also looking to return the whole array since I...

Split a string to form multidimensional array keys?

stackoverflow.com - 2012-05-09 17:21:22 - Similar - Report/Block

I'm creating JSON encoded data from PHP arrays that can be two or three levels deep, that look something like this: [grandParent] => Array ( [parent] => Array ( [child] => myValue ) ) The method I have, which is simply to create the nested array manually in the code requires me to use my 'setOption' function (which handles...

interview questions in javascript arrays

stackoverflow.com - 2012-07-04 16:22:46 - Similar - Report/Block

i need help in solving javascript questions Task 1: Find Arrays Implement a method that given two arrays as parameters will find the starting index where the second parameter occurs as a sub-array in the array given as the first parameter. E.g.: [4,9,3,7,8], [3,7] should return 2. Suggested effort: up to 20 minutes Task 2: Array conversion...

Spliting/Slicing array in ruby

stackoverflow.com - 2013-02-22 11:55:05 - Similar - Report/Block

I've found this similar two questions to the one I'm about to ask : Split array up into n-groups of m size? and Need to split arrays to sub arrays of specified size in Ruby This splits array into three arrays with each array having three elements : a.each_slice(3) do |x,y,z| p [x,y,z] end So if I do this (my array size is 1000) : a.each_...

Excel VBA to sort Parallel Array

techguy.org - 2012-09-01 03:45:28 - Similar - Report/Block

I have two string Arrays that are like this: Code: ReportNum = Array("A12B", "C33A", "R15C", "G99X") OffNam = Array("Jones", "Mason", "Tate", "Cox" I want to sort OffNum ascending, but still keep the "matchup" of the corresponding report number. I ne...

How would I sort an unsorted alphabet array with quick sort in c++?

stackoverflow.com - 2013-02-22 08:53:44 - Similar - Report/Block

Given the array of alphabet: {'A','E','O','D','B','Q','G','V','Y','J' ,'Z','S','M','N','C','P','F','R','L','T' ,'U','H','W','X','I','K'}. Sort the array by quick sort and show the number times the quick sort sorts. in c++ I was having trouble conquering this sort (quick sort). I have already coded selection sort and bubble sort...

why do iterative methods in javascript require (item, index, and array)?

stackoverflow.com - 2013-03-04 07:57:45 - Similar - Report/Block

currently reading professional javascript for web developers , and it is discussing iterative methods for arrays (i.e. every() filter() , etc.) it states somewhat blankly that you need to pass it functions that take three arguments, the array item value, the position of the item in the array, and the array object, so that all functions lo...

append a numpy array to a numpy array

stackoverflow.com - 2012-03-19 18:55:24 - Similar - Report/Block

I just started programming in python and am very new to numpy packages.. so still trying to get a hang of it. I have a an numpy_array so something like [ a b c] And then I want to append it into anotehr numpyarray (Just like we create a list of lists) How do we create an array of numpy arrays containing numpy arrays I tried to do the fol...

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New to arrays-Create two column array with different column order to sheet?

excelforum.com - 2013-05-02 06:03:17 - Similar - Report/Block

UPDATE: Yes, I know the obvious solution is to alter the worksheet column order instead. But I can't (long story) hence this thread. I am new to arrays and wish to achieve the following: I have worksheet range in Column A & Column B that I want to read into an array of 2 columns wide, X (variable) rows deep. Now for the catch. I need the...

Return a n-by-1 matrix from a multi-dimensional array

stackoverflow.com - 2012-03-30 14:55:16 - Similar - Report/Block

I was quite surprised when I found out that for x <- array(0, c(5,3,1)) , e.g. x[2,,] returns a vector instead of a two-dimensional array matrix Why is it that this array is obviously interpreted as 5 vectors of length 3 instead of 5 3-by-1 arrays? attr(array(0, c(5,3,1)), "dim") yields [1] 5 3 1 as expected, so it seems that the l...

Sorting fails in multidimensional array

stackoverflow.com - 2012-07-23 22:23:35 - Similar - Report/Block

I've spent quite some time on this and not been able to uncover the bug here. Essentially, I have a multivariate array of the type var test_arr = [['79',0],['8',1],['30', 2],['580',3],['59',4]] which I generate from a function. It doesn't behave like a normal array, in that my sort fxn var sort_arrays = function(a,b) {return a[0]-b[0]};...

Remove a string from string array

stackoverflow.com - 2013-03-14 13:23:29 - Similar - Report/Block

I am very beginner in JavaScript. I have an string array like this : 123,432,123,543,123,123 I want to remove the 3dr number from this string. I have found following function to remove a text value from an string array, but it's not working for arrays with duplicated values in them. Array.prototype.removeByValue = function (val) { for (v...

How do you iterate over an array of character arrays in c?

stackoverflow.com - 2012-01-28 17:13:12 - Similar - Report/Block

Do you have to manually loop through the array once and get a count of the strlen of each character array, sum it, allocate destination with the summed value and then loop over the array again? How do you find the size of the array that contains the arrays of characters so you can iterate over them?...

store values from string in an array

gamedev.net - 2013-06-08 11:52:59 - Similar - Report/Block

I have a string: map = ("1, 1, 1, 1, 1" + "1, 1, 1, 1, 1" + "1, 1, 1, 1, 1" + "1, 1, 1, 1, 1" + "1, 1, 1, 1, 1"); That I want to store in an array somehow, or be able to store the values of the string in 3 seperate arrays. With these arrays, I'm going to create a map of blocks. I don't know how to set these values though. The x array...

Sorting an array using two different criteria

stackoverflow.com - 2012-04-13 03:52:03 - Similar - Report/Block

I am trying to sort an array using the insertion sort algorithm. The array is filled with WordNode elements that include a field (inputted from a text file) and a frequency field (to measure the number of times the particular word appears in the text file). I have implemented the sort so that words are sorted by frequency (from lowest...

Javascript using Phonegap Global Arrays not Working

stackoverflow.com - 2012-05-06 12:28:44 - Similar - Report/Block

I am creating a phonegap app to fetch contacts and save them in the database. I have created two empty global arrays at the top that will save the phone number and display name of a person which will be later stored in a database table. To check that the contacts are successfully saved in the array, I have created a test_data() function.

Comparison of methods appending arrays in a foreach loop

stackoverflow.com - 2013-05-05 16:01:36 - Similar - Report/Block

I've set up an array of associative arrays (with dummy data for testing) like this: // To hold dropdown filter options $results['filters'] = array('Client' => array( array('a' => '1') ), 'Project' => array( array('b' => '2') ), 'Status' => array( array('c' => '3') ), 'User' => array( array('d' => '4') ) ); Can anyone tell me why this...

Reading hex string blocks from a file and putting them into an array in java

stackoverflow.com - 2012-04-15 04:12:01 - Similar - Report/Block

I want to read the a file where packets are stored as hex files and store them in arrays. For example, the there are three blocks here and I need to store them in 3 separate arrays. The arrays should contain these hex strings. Could someone please advice me the way to do it correctly? I tried using buffered reader and a string buffer but...

Sorting Array Using NSSortDescriptor

stackoverflow.com - 2013-03-21 06:26:15 - Similar - Report/Block

I have an array of class A objects, let it be detailsArray. Class A has date, name as properties. Can any one suggest a good method to sort this array based on date? How can I use NSSortDescriptor to sort this array? I know sorting array of dictionary using NSSortDescriptor ... Any help is greatly appreciated.....

underscore.js - Determine if all values in an array of arrays match

stackoverflow.com - 2012-04-11 18:57:41 - Similar - Report/Block

I have an array of arrays, which looks something like this: [["Some string", "Some other string"],["Some third string", "some fourth string"]] I think I can use the _.all method in Underscore to determine if all of the arrays match 100% (that is all of their values match), but I'm not sure how to write the required iterator to run the c...

Javascript For loop in multidimensional javascript array

stackoverflow.com - 2013-05-09 11:24:48 - Similar - Report/Block

Can anyone give me a sample/example of JavaScript with a multidimensional array of inputs? Hope you could help because I'm still new to the JavaScript. Like this: var cubes = [[1, 2, 3],[4, 5, 6],[7, 8, 9]]; output : [1,4,7], [1,4,8], [1,4,9], [1,5,7], [1,5,8], [1,5,9], [1,6,7], [1,6,8], [1,6,8], ......... ......... [3,6,7],...

Return string from multiple array items

stackoverflow.com - 2013-04-25 14:06:42 - Similar - Report/Block

I have multiple arrays which have code string items in them. I need to match the code from a given string and then return a class name from the matched array. Might be better if I show you want I've got. So below are the arrays and underneath this is the string I need to return if the given string matches a item from within the array. So...

Android - Reading arrays.xml

stackoverflow.com - 2012-02-28 17:08:58 - Similar - Report/Block

I'm new to Android development so please bear with me. I have a set of preferences stored in arrays.xml that looks similar to this: <string-array name="firstname"> <item name="1">Bob</item> <item name="6">Kevin</item> <item name="3">Peter</item> <item name="4">...

Creating new two-dimensional PHP Array where keys match

stackoverflow.com - 2012-04-06 10:53:04 - Similar - Report/Block

I have the following three arrays and need to create a new two-dimensional array where the keys match. Array [0] => Item 0 [1] => Item 1 [2] => Item 2 [3] => Item 3 Array [0] => £35.00 [1] => £60.00 [2] => £24.00 [3] => £79.00 Array [0] => 2 [1] => 1 [2] => 1...

foreach count does not get updated after array_splice

stackoverflow.com - 2012-04-16 12:16:58 - Similar - Report/Block

I have two large arrays: $a = array('a1','a2','a3','a4'); // and so on $b = array('b1'=>'a1', 'b2'=>'a3', 'b3'=>'a1'); // I would like to get the following result: $a = array('a1'=>array('b1', 'b3'), 'a2'=>array(), 'a3'=>array('b2') ); I could just do: foreach($a as $aa){ foreach($b as $bb){ // check with if then add t...

Bubble sort array of pointers

stackoverflow.com - 2012-05-07 04:20:52 - Similar - Report/Block

So I'm trying to sort an array of pointers as seen below. The problem I have is that the array contains one null element. I have to dereference all the elements except NULL other wise i get an error of course, but this causes my sort to not properly sort any elements after NULL appears. I can create a specific exception for a NULL case, b...

Sort array with custom objects

stackoverflow.com - 2012-03-24 16:01:39 - Similar - Report/Block

I'm trying to sort an array, filled with objects from a class i wrote. The class i wrote contains an NSString itself, as the "name". So what i wanna do, is to sort the array, based on the name property the objects contain. I tried the simple: [anArray sortedArrayUsingSelecter: CaseInsensitiveCompare]; But as you can guess, it sends the ca...

sort NSArray alphabetically, but local language should be first and then all other

stackoverflow.com - 2012-03-21 01:25:11 - Similar - Report/Block

I need to sort my array sectionIndexTitlesForTableView on next rules: first sort using local alphabetic (german, france or some else - current user interface) and then english sort and at the end all other symbols in section #. I'm tried to make this using sortedArrayUsingSelector:@selector(local izedCaseInsensitiveCompare:) method, but...

8x 4TB Array -- RAID 5, 6, or 50?

hardforum.com - 2012-08-06 21:54:40 - Similar - Report/Block

I am using an Areca-1228 to run 8 4TB Hitachi 7K4000 Ultrastars in RAID 5. It is used for Blu-ray and DVD iso's so performance isn't necessarily the number one priority. I like that RAID 5 offers the most usable space but from what I read online almost no one uses RAID 5 in large arrays like this--but perhaps this may be because they are...

algorithm - Sort an array with LogLogN distinct elements

stackoverflow.com - 2012-04-01 14:06:46 - Similar - Report/Block

This is not my school home work. This is my own home work and I am self-learning algorithms. Algorithm Design Manual , there is such an excise 4-25 Assume that the array A[1..n] only has numbers from {1, . . . , n^2} but that at most log log n of these numbers ever appear. Devise an algorithm that sorts A in substantially less than O(n lo...

PHP const array access

stackoverflow.com - 2012-08-08 06:58:19 - Similar - Report/Block

I am trying to understand how I can build a sort of knowledge tree/ontology using associative arrays and consts in PHP. The following example shows what I'm trying to do: class Fruit { const TYPES = array("APPLE" => array("GREEN" => Apple::GREEN), array("RED" => Apple::RED)); class Apple { const GREEN = array("GRANNY_SMITH" =&g...

Mapping Unequal Arrays with Unset Keys - Facebook Graph API

stackoverflow.com - 2012-03-12 05:12:24 - Similar - Report/Block

Anyone know how to do this? I'm trying to get an array that holds the ID's as the key and the "value" and "created_time" as values associated to the key. If the key has no "value" "but created_time" fill in a "0" for the "value" I tried to map two arrays together. I'm getting the data through the Facebook API as JSON output. After I json_...

How to sort an array of hashes on multiple fields and reverse the alphabetic sort using Ruby?

stackoverflow.com - 2013-03-15 16:07:03 - Similar - Report/Block

So I have an array of hashes in Ruby: a = [ { :id => 10, :name => 'bush' }, { :id => 2, :name => 'sugar' }, { :id => 10, :name => 'mountain' }, { :id => 10, :name => 'bug' }, { :id => 8, :name => 'sugar' } I would like to sort the array on id ascending numerically first, and then on name descending alphabetically. So the end result w...

MongoDB + PHP: How to push item to array with a spcecific key?

stackoverflow.com - 2012-05-02 21:47:45 - Similar - Report/Block

In MongoDB-PHP I am using the following example code to push a new entry to the end of an array inside a collection... $data = array( "domain"=>"superduperyoyo.com", "number"=>123, "week"=>5, "year"=>2012 $db->domains->save( array( 'someid' => $someid), array( '$push' => array( 'data' => $data )) This retu...

Ошибка 1 Элемент "Console" не существует в текущем контексте - C# для начинающих

cyberforum.ru - 2013-02-08 12:00:49 - Similar - Report/Block

Код: class Programm static int[] array = { 10, 98, 78, 4, 54, 25, 84, 41, 30, 87, 6 }; static void Main(string[] args) sort(0, array.Length - 1); foreach (int i in array) Console.WriteLine(i); Console.ReadLine(); static void sort(int l, int r) int i = l; int j = r; int x = array[(l + r) / 2]; do while (array[i] < x) i++; whil...

JavaScript: verificare se un oggetto è un array

gabrieleromanato.com - 2012-08-29 08:30:07 - Similar - Report/Block

JavaScript considera gli array come oggetti, ma non è possibile stabilire direttamente se un oggetto è un array. Occorre infatti utilizzare la proprietà prototype e verificare che la sua rappresentazione come stringa sia [object Array] . Vediamo come fare. Possiamo aggiungere un metodo isArray() all’oggetto Array if(typeof Array.p...


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