arrays

[Solved] I have a string “I love stack overflow very much” how to remove spaces between character and make groups of 8 character? [closed]

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public class Run { public static void main(String[] args) { String string = “I love stack overflow very much”; //replacing all newline and and then making tokens String[] words = string.replaceAll(“\\s”, “”).split(“(?<=\\G.{8})”); for (String st : words) { if (st.length() == 8) { // if length of the string is 8, just print the string … Read more

[Solved] Json string conversion to json object

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You are trying to decode an array, either specify the specific item within the array, or make it a string. For instance: $unBillableArr=”{“id”:”123″, “to”:”+923412268656″, “MsgReceivedFrom”:”03349433314″, “message”:”Qwertyy”, “recdate”:”2017-11-20 19:01:49″}”; $json = json_decode($unBillableArr, true); // Or $unBillableArr = [‘{“id”:”123″, “to”:”+923412268656″, “MsgReceivedFrom”:”03349433314″, “message”:”Qwertyy”, “recdate”:”2017-11-20 19:01:49″}’]; $json = json_decode($unBillableArr[0], true); However, given the string you are receiving does not … Read more

[Solved] Swift get from string array

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How about dateArray[4], seems straightforward to me. Array indexes are 0-based in Swift. You could declare a function like so: extension Array { func getElement(position: Int) -> Element { guard self.count > 0, position > 0, position <= self.count else { fatalError(“Error”) } return self[position – 1] } } And you could use it like … Read more

[Solved] Too few arguments to function error? (C++) [closed]

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Function argument is missing in findHighest() function. The function deceleration is void findHighest(double sale[]); You are not supplying argument double sale[] Thus replace the line findHighest() [the line before system(“PAUSE”) statement ]with findHighest(sale) 2 solved Too few arguments to function error? (C++) [closed]

[Solved] What does ^= do in python [closed]

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^ is the binary XOR operator. In short, it converts input into binary numbers and performs a bitwise XOR operation. >>> 2^3 # 10 XOR 11 1 # 01 The expression lone num ^= number is equivalent to lone_num = lone_num ^ number I’d be happy to answer any additional questions you might have. 2 … Read more

[Solved] How to insert a new element in array in c [closed]

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You could add elements if your array is big enough and you manage its actual size manually (and make sure it stays below the max allocated size). You just have to copy all the elements above the insertion point to higher locations (based on how many items you want to insert), which is very inefficient. … Read more

[Solved] In a 2-dimensional array of integers, how can we place a new integer at a completly random spot in the 2-d array?

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static void placeRandomly2D(int[][] arr, int limit) { // generates value [0…limit) half-interval and places it into the 2D array arr // at random position; limit must be positive Random rand = new Random(); int value = rand.nextInt(limit); int pos1 = rand.nextInt(arr.length); int pos2 = rand.nextInt(arr[pos1].length); arr[pos1][pos2] = value; } And, just in case, version for … Read more

[Solved] Get all unique values in a JavaScript array (remove duplicates)

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With JavaScript 1.6 / ECMAScript 5 you can use the native filter method of an Array in the following way to get an array with unique values: function onlyUnique(value, index, self) { return self.indexOf(value) === index; } // usage example: var a = [‘a’, 1, ‘a’, 2, ‘1’]; var unique = a.filter(onlyUnique); console.log(unique); // [‘a’, … Read more

[Solved] disable dropdown list if not contain any value using php

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Try this script: <?php $aFilters[‘AgentName’]; $i = 0; foreach($agentsName as $ar) { echo “<option value=”$ar->id”>$ar->first_name$ar->last_name</option>”; $i++; } ?> <select <?php if ($i > 0) { echo ” disabled “} ?> name=”AgentName” id=’selAgentName’> <option value=””>Select Agent</option> </select> remove drop down script: <?php $aFilters[‘AgentName’]; $i = 0; foreach($agentsName as $ar) { $i++; if ($i>1) { echo “<select … Read more