I have this XML file: <?xml version="1.0" encoding="UTF8"?> <locations> <loc loc_id="11703"> <height type="low">22.19</height> <height type="high">24.19</height> </loc> <loc loc_id="11702"> <height type="low">22.95</height> </loc> <loc loc_id="11702"> <height type="mid">24.4</height> </loc> <loc loc_id="11702"> <height type="high">24.95</height> </loc> <loc loc_id="11701"> <height type="low">17.65</height> <height type="mid">23.99</height> </loc> <loc loc_id="11700"> <height type="low">21.49</height> <height type="high">23.45</height> <height type="mid">23.3</height> </loc> <loc loc_id="11699"> <height type="low">21.65</height> <height type="high">24.14</height> </loc> </locations>… Read More Extracting attributes of elements XML with different numbers of children

I’m solving exercise 17.7 on page 454 in the book C Programming: A Modern Approach (http://knking.com/books/c/). The question is below: The following loop is supposed to delete all nodes from a linked list and release the memory they occupy. Unfortunately, the loop is incorrect. Explain what’s wrong with it and show how to fix the… Read More Delete all nodes in a linked list (in c)

The method inserts a new Node object after the current one. I don’t understand why we do not simply have in the method this.nextNodeRef = nodeLoc; all alone. Why is it import to conserve the original reference to the Node in a temporary variable? Why do we store it after the current Node nodeLoc in… Read More Why do we have to create tmpNext in this java method?

I am not able to get why my program isn’t logging in to the console in the show function, even though I tried 2 methods to iterate over a map. Here is the code, var my_task = new Map(); const add = (priority, task_name) =>{ if(my_task.has(priority) == false){ my_task[priority] = new Array(); } my_task[priority].push(task_name); }… Read More Not iterating over map in node js

I am trying to teach myself linked lists, so I have managed to put together a small piece of code that should create three linked nodes and then print them out. Except it only prints out the first element, and I don’t understand why not the other two. Also, I am pretty sure I am… Read More How do I print all the nodes in a linked list?

I am working on some homework and have encountered a problem. The program creates a Tree, outputs pre/in/postorder traversals, then saves them to multiple files. The problem I’m having is getting the input. When you type in the input, after you’re done typing in what should be the values of different Nodes, you may either… Read More Scanner.hasNext() Causing Input to be Needed Twice

How to Implement in right way to store values into linked list? In this example the last element will be "0" . Is there a possible to write the content of while loop that allows me don’t create the last node which will be "0" after allocating in while loop? void store(Stack *a, t_important *data)… Read More How to insert nodes into list by looping?

If I want to get the nodeName for all HTML ins elements I can use nodes = document.querySelectorAll("ins"); for (let n = 0; n < nodes.length; n++) { nodes[n].setAttribute("data-name-prohibited", nodes[n].nodeName); } This returns data-name-prohibited="ins” I want to get the ARIA Role type nodes = document.querySelectorAll("[role=insertion]"); for (let n = 0; n < nodes.length; n++) {… Read More JavaScript ARIA Role equivalent of nodeName

I get data from CSV store it in a class when I access a specific node value It prints the correct output which is 28 but in the file stores none. Do you know how i can store the value not none in my text file? class node: Serial_No= None Keyword = None Country =… Read More function returns the correct value but stores none in text file

I have a list of objects: List<ScuolaEntity> result = scuolaService.getAllScuoleEntity(); I would like to convert the list in a json object, I have tried with gson, with JSONObject and even with JsonNode, but I couldn’t find a way to add a header/node to the json. This is the actual json: [ { "codiceMeccanografico": "RMAT123456", "codiceFiscale":… Read More Transform list in a JSON, then adding an header on top of this JSON