I am taking the data from backend for that I am using the async function. But the data contains some duplicate elements so I need to remove them and get those data in DOM. Can we do that. If yes can you explain how to do that. Here data comes from backend and from that data only needed to print
Tag: duplicates
How can I remove duplicate strings from an array of strings but only if they start with the same 5 characters in JS?
I have a nodelist: Every “a” contains a string In the example the list is like that: I need to remove for example the the third element because it starts with the same 5 characters of the second element even though they end differently. Everytime I encounter a new element I need to check if there’s another element in the
Remove duplicates in array by checking if its the same as the next one
I am learning JavaScript right now and I want to practice for loops and if statements. So I found a little exercise: Remove all duplicates in the array. I know there a probably better solutions but I want to know why my code isn’t working. Can someone help me? Thx 🙂 Answer splice is a method so you have to
Duplicate Encoder JavaScript, try to use indexOf but the output is still incorect
convert a string to a new string where each character in the new string is “(” if that character appears only once in the original string, or “)” if that character appears more than once. can’t find where i make a mistake “din” => “(((” “recede” => “()()()” “Success” => “)())())” “(( @” => “))((” Answer You issue seems to
Javascript join multiple arrays with & but I get duplicates
I have this project in which I create a link with multiple arrays that are joined with & signs. It works perfectly, but when I get more than 3 arrays, it doesn’t. When I skip a couple of questions I get a & sign at the beginning of the string and when I only choose the first it adds one
How to target and erase a multiplicated component in Vue
I need to target and erase a component that I duplicated using v-for. I’m creating a multiple stopWatch app. At this time I’m able to erase only the last component I duplicated but I want to be able to erase any of the components targeted Here is my component “Counter”: and there is the App.vue where I want to duplicate
Duplicating each character for all permutations of a string
This is a slightly odd/unique request. I am trying to achieve a result where e.g “yes” becomes, “yyes”, “yees”, “yess”, “yyees”, “yyess”, “yyeess”. I have looked at this: Find all lowercase and uppercase combinations of a string in Javascript which completes it for capitalisation, however my understanding is prohibiting me from manipulating this into character duplication (if this method is
Find and Remove Objects from Array with Identical Property
I have two arrays of objects, one with approx. 1800 items and the second with approx. 600 items. An example of the data in each array: I need to compare the two arrays, and if the ‘ID’ value from an object in the large array is equal to the ID value from an object in the smaller array, remove the
JavaScript: check if duplicate key values exist in array of objects and remove all but most recently added object having that key value
I’m trying to figure out how to check for duplicate values of keys between objects in the same array, then only keep the most recently added object having that value. For example, I have an array of objects I’m trying to filter duplicates of m_id out of, like so: The desired result from the above example array of objects would
Mongoose Return Error Code 11000 duplicate index
i am using mongoose as database for my project, now i am struggling with add data to multiple collections and this is my route router.post(‘/’,add_new_user_to_specific_collection,add_new_user_to_collection_User); this is code of middleware add_new_user_to_specific_collection: and this is for add_new_user_to_collection_User: the input data is totally validated, and at the first try, it worked perfectly, but when it comes to the second times, i got