I have 2 problems in the multi-select function: i)The first problem, I set the value if clicked the Show Volvo and Opel and Show Volvo and Saav buttons, will follow the value shown in the multi-select …
Add Javascript to PDF file using iText7 C#
I am trying to add javascript to my PDF file using iText7 library and C# Currently, here is my code…which is by far not finish yet I want to add this javascript to my PDF and also download the file after it is finished adding the Javascript. Is there anybody that knows how to add Javascript to pdf? than…
show and hide associated sub menu when particular menu is clicked
I am designing a responsive mega navigation bar using reactjs. It’s working for desktop device but on mobile view, I could not able to show or hide sub menu when its associated parent menu is clicked. This is what I am trying to do I have a code on sandbox as well and here it is https://codesandbox.io/s…
Trouble on adding items to Flatlist, React Native
DIET (screen) FOODCREATE (screen) Hello everyone, I’m trying to make an app in which the user has to insert foodName and calories in the FoodCreate screen and once he taps the checkmark it will add the foodName and calories to the Flatlist in the Diet screen (when I launch Expo the first screen to appea…
Progress for a fetch blob javascript
I’m trying to do a javascript fetch to grab a video file using fetch. I am able to get the file downloaded and get the blob URL, but I can’t seem to get the progress while its downloading. I tried this: The problem is that I get “Response.blob: Body has already been consumed”. I see th…
Deploying PERN stack on AWS issue
So I’m frustrated with this process I’ve watched the same tutorial a bunch on times https://www.reddit.com/r/reactjs/comments/jeuwvi/deploying_full_stack_app_on_ubuntuaws_postgres/. Everything seems perfect but the frontend doesn’t seem to be making contact with the backend. Using xginx and …
HtmlWebpackPlugin: wrong hash for script file is injected into html file
I’m trying to use HtmlWebpackPlugin to generate .HTML file when running build with webpack i get this issue where the src of script tag in HTML file is not same as the script file name here is my webpack config: this is the generated HTML: and here is my dist folder: as you can see the name of bundle fi…
Convert start of String from 2 spaces to 4 spaces
If a person has a textarea with a tab size of 2 spaces, such as this: function add(a,b,c) { return a+b+c; } The result should be: <…
The idea is make click on tag to display dropdown menu items
I have a bootstrap menu that is working fine, you can see the code below, but I want to display the dropdown submenu when I clicked each item in the menu. For example, if I click on the about us item it doesn’t display anything, but when I click the plus sign on that item it displays the submenu. Any
The value of the variable does not update although I try to store the returned value from function
I call a function and want to put the result value in variable but it does not happen. can you tell me why? main function: When I print it out it shows null. Can you please tell me why? Answer Ah, the reason is because the encrypt function is asynchronous, meaning it takes time to execute. As a result, your