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&…
Tag: methods
JavaScript – this keyword inside an object method
I’m expecting to see the value of 26 returned to the console based on the following code snippet, but I get ‘undefined’. Have I used the ‘this’ keyword incorrectly? Answer I change your code a little bit. it should be work now. when you call the function you must need to use func…
TypeError: this.$refs is not a function
So I have a problem with VueJs. I created a “Confirmation Dialogue” and added it to a On-Click-Event on buttons. It worked fine. Now I tried to copy the implementation to add it to another button on a different parent. It says “TypeError: this.$refs.confirmDialogue.show is not a functionR…
How to create ActionFilter in Javascript?
I understand that there is a concept of Action Filters in languages like C# using ASP.NET. I would like to have this kind of pre-processing functionality in my class methods, using Javascript. Is this possible/a part of the language? Otherwise how would I implement this feature? It sounds like a language leve…
How to write this function with forEach?
I am trying to group the people by their age and as you can see, my code works with the reduce method. I managed to get this working but now I want to do the same with forEach method. Here’s my code: Answer Reduce accepts initial value that you update each iteration and return. So if you wish to use
How to edit the MSAL login commands to make it work for multiple users?
I have the following code working and I’m able to login with username and password. I am working with Cypress to login to a webapp with MSAL. In the e2e Testfile: Command.js: Imported auth.js Got credentials in authSettings.json As you can see I am able to login with the credentials which were saved as …
Pass an object’s method to a function in Javascript. Is this the correct interpretation of the question?
I was in an interview, and there was this question: When the method X of an object O is passed to a function Y as a parameter, what happens if X contains a reference to ‘this’ and gets executed inside Y? Please provide code examples. Is this code a correct interpretation of the question? Could you…
How to add two integers in one line
Hello im new to java and in my class my prof wants us to create a program that will compute the sum of two numbers. (Use methods) For example: Input an integer: 95 //Expected Output: The sum is 14 //(9+5=14) im really lost on this one because i really don’t know how to do this please help Answer If you
What is the appropriate use for the .replace method within this context/ within a .map method?
I’m trying to loop through an array of strings and for each element(string) in that array, change the character after the “_” underscore character to a “*” character. Strings are immutable so, pushing this all to a new array. The chain performs as expected when directly targeting…
How to get specific element inside of element stored in variable?
I am looking for way to select element inside of already located element in variable. For example I have selected a container: I know, that inside are array of a elements, which I want to select as well. Which method should I use? in jQuery there are method find(). So I need the analog for JS. Or I need to