array-sorting

how can i sort one array with 2 child using fork() in c

example some array {2,8,9,10,21,32,1,6,3...} first child take (data size / 2) and sort second chile take (data size / 2) and sort after combine 2 child data and give us a sorted full data, is it possible with some algorithms? ...

How to sort an array by some specific key?

I have an array look like below. $array[0]['keyword'] = 'cricket '; $array[0]['noofhits'] = '26'; $array[1]['keyword'] = 'food '; $array[1]['noofhits'] = '17'; $array[2]['keyword'] = 'mypax'; $array[2]['noofhits'] = '22'; $array[3]['keyword'] = 'next'; $array[3]['noofhits'] = '22'; $array[4]['keyword'] = 'nextbutton'; $array[4...

Change index order in array (php)

Hi Been kind of stuck on this one for a while now, so any help would be appreciated. I have one array (left) that contains a list of elements, the goal is to sort another arrays (right) keys with the values from the left array. The left array Array ( [0] => ID [1] => FirstName [2] => LastName [3] => Address ) The rig...

sorting using recursion

I have the following function to sort an unordered array to having even numbers in the front and odd numbers in the back. Is there a way to get it done without using any loops? //front is 0, back =array.length-1; arrangeArray (front, back); public static void arrangeArray (int front, int back) { if (front != back || front<back) ...

natural sort of text and numbers, JavaScript

I'm looking for the easiest way to sort an array that consists of numbers and text, and a combination of these. E.g. '123asd' '19asd' '12345asd' 'asd123' 'asd12' turns into '19asd' '123asd' '12345asd' 'asd12' 'asd123' This is going to be used in combination with the solution to another question I've asked here. The sorting functi...

Adding rows to an array in PHP

I have loaded an associative array of records from a MySQL database table. The array consists of 1 to 7 rows representing one week of entries, which might not have been entered for each day. How can I insert blank rows into the array for the missing days so that I can easily display the data in a table? I don't need to update the data...

sort given set of colors in VIBGYOR order

Hi, how do i order a given set of colors from the rainbow in VIBGYOR order. say i input the seven colors in the following order { red, blue, green, yellow, indigo, violet, orange} and i should print the output as {violet, indigo, blue, green, yellow, orange, red}, irrespective of the order i give the output should be as above. Can someon...

Problem with Quick Sort Algorithm

Hey all, I'm working on a quick sort algorithm in C#, but I'm facing a strange problem which is, among 10 times of executing the algorithm on random numbers, I got 2 or 3 wrong sorting answers. I mean: this code can sort about 7 out of 10 examples; why? I couldn't figure out what's the problem, can you help me? public void quicksor...

sort objects, some should always be first

I have a collection of country objects that look like this: class country { public $uid; public $name; } Now I should sort them. One country with id == 999 should always be first in the collection, the rest should be sorted by name. So, I thought usort should actually do the trick, but the sorting is not correct. I tried this:...

Sorting an array by a certain key

I have the following array: Array ( [Places] => Array ( [public] => 0 [entities] => Array ( ... ) ) [Issues] => Array ( [public] => 1 [entities] => Array ( ... ...

locale aware string comparision

I´m using strcmp in combination with usort in order to sort an array of country names. Currently, the sort order is: Belgien Frankreich Italien Luxemburg Niederlande Spanien United Kingdom Österreich Which is correct, apart from the position of Österreich. It should be between Niederlande and Spanien. I also tried strnatcmp and strc...

Sorting an array properly with php

I have an array that I wish to sort, it contains images with file extensions, the filename is numeric and the file extension is obviously a string. $files = array(); $files[] = '4.jpg'; $files[] = '14.jpg'; $files[] = '1.jpg'; $files[] = '44.jpg'; If i use sort() then I end up with the following: sort($files); print_r($files); Array...

Sorting a python array

opt=[] opt=["opt3","opt2","opt7","opt6","opt1"] for i in range(len(opt)): print opt[i] Output for the above is opt3,opt2,opt7,opt6,opt1 How to sort the above array in ascending order.. ...

jQuery ordering list items up and down not with drag and drop

Hi, I want a user to be able to reorder a list on a click event. I have set up a very basic jsFiddle here: http://jsfiddle.net/8vWXZ/2/ So in this example i would like to move the clicked li item and its contents to the position above in the DOM. I suppose strictly speaking it is being moved down in the index of li items. This is g...

Help sorting keys

I need help sorting [Time] data from in this array in php. For a given day, the time is NOT in order. Is there a way to sort this? Thanks. Array ( [0] => Array ( ) [1] => Array ( [Server] => server1.name [Date] => Sun Aug 22 2010 [Set] => db2.bak_lvm ...

How to sort numbers in Perl?

print "@_\n"; 4109 4121 6823 12967 12971 14003 20186 How do I sort it in Perl? Using @sorted = sort(@_); gives me an alphabetical ordering 13041 13045 14003 20186 4109 4121 6823 How do I get a numerical ordering? Does Perl have built-in functions for merge-sort, insertion-sort etc.? ...

How to sort an ArrayList using multiple sorting criteria?

I have an array list that contains Quote objects. I want to be able to sort alphabetically by name, by change, and by percent change. How can I sort my arraylist? package org.stocktwits.model; import java.io.Serializable; import java.text.DecimalFormat; public class Quote implements Serializable { private static final lon...

Fastest safe sorting algorithm implementation

Hi everybody! I spend some time implementing a quicksort algorithm in C#. After finishing I compared the speed of my implementation and C#'s Array.Sort-Method. I just compare speed working on random int arrays. Here's my implementation: static void QuickSort(int[] data, int left, int right) { int i = left - 1, j = right; ...

Sort a ArrayList<String> by number value

I have an ArrayList of video resolutions that looks like this: "1024x768", "800x600", "1280x1024", etc I want to sort it based on numeric value in first part of string. Ie, the above would sort out to look like this: "800x600","1024x768","1280x1024" Is there a quick and dirty way to do this, by that I mean in less then 2-3 lines of c...

Best way to sort an array in PHP using a key-function?

usort and uasort use a comparison function which is slow because it must be computed every time a comparison is needed between to elements of an array. Other languages, like Python, let you sort an array using a key function which gets evaluated only once per element in the array. What's the best way to do this in PHP? ...