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why the createRef current always null in react

I am developing a simple edit app page, because the form.item initial value did not update by data, so I want to setFieldsValue in the antd 4.x, this is my code looks like: To my surprise, the formRef.current is always null. Am I missing something? what should I do to make the Form.Item value update by data w…

MUI React, Minimum Date

How can I set Minimum Date, so the user can’t pick To Date that is before From Date. Here is my Two Date Pickers, using moment to format the date. Answer You can use the minDate prop: Min selectable date. You can add it to your second DatePicker, like: (Working example)

Why a div overlays above other?

I’ve kept a Javascript function printthis() for printing purpose that prints everything in the div id printthis except what is given with the class d-print-none. The code works fine in the opening page, the page before printing. But upon clicking print, the page takes wrong alignment, means the table he…

how to download file using api angular

I have an API that downloads a file, I have a button on the button I have a click that sends a request to the API for download a file, but it doesn’t work request sending successfully but the file is not downloaded, but when I’m adding the URL into the browser the file is successfully downloaded H…

React navigation content size too narrow

Hi I am implementing react navigation in a react native app, and I am following the docs on react navigation. And I when I run the code this is the result: My question is how do I make the center content’s width same as the screen. Also, his is my first time using react native expo after switching from …