I got these two errors: Uncaught TypeError: Cannot read properties of null (reading ‘rows’) at changeContent Uncaught TypeError: Cannot read properties of null (reading ‘rows’) at changeContent when trying to run the below code. How can I rectify this? Thank you. Edit: I finally found …
HTML element passing first value in PHP array to Ajax
I have an HTML that gets its values from an array list. I’m submitting the form with Ajax and with a PHP script. The issue I’m facing is when clicking on the other array it only submits the first value array. Below is what my form looks like with the PHP loop of array listing: My Ajax looks like t…
What is the name and what is the omission operator for;
For example, in the code below I use ; instead of leaving, var or const. What is the name of this operator? Does it serve to clone other variables? Answer Normal for loops have 3 components inside the brackets, all of which are optional and you can have any combination of them: The semicolon ; is not an omiss…
forEach array getting error TypeError: Cannot read property ‘forEach’ of undefined
im trying to clean some sheets, individually i make it work uncommenting and changing sheet name but when when i try to group in array and execute with foreach im getting error TypeError: Cannot read property ‘forEach’ of undefined doCleanSheets @ – 10x_to_11x.gs:87 line 87 is SpreadsheetApp…
How can I change the text inside my dynamically created button’s with jQuery?
I have reviewed How can I change the text inside my <span> with jQuery? to get where I am. However, that does not cover dynamically created buttons. I am creating buttons dynamically which contain a label. The three “this.patExeId” values are OA== Mg== Mw== I want to update the label as exer…
How can I get an image from Youtube search App in react?
in my code you can see , i can get any info expect image,can you explain me where is the wrong code How do I display the video Image of the search results using YouTube Search Results API? also in photo below you can see i get image info ,, but in code i cant show it Answer As I
React – Access JSON array data and its sub data
This is my JSON array Which is related to some personal data and I want to access these data from my react app this JSON file is in my react app I need to access “message”: “Message text” in this JSON file from a react application. How Can I do that ??? (Example I need to print Message…
Split paths and hashes into 2 different variables
I have one variable. The variable looks like this: etc, etc. How do I get 2 different variables, one containing the paths and the other containing the hashes? For example, the paths will be like this: I’m new to javascript btw, sorry. Answer If I understand you correctly, you want to split all the conte…
Why random number doesn’t change in every iteration?
I want to set a matrix with random numbers. I used a function to create a 0 matrix first, then loop through every cell and assign a random number to it. When I run the code, I get the following output. As can be seen in the picture, the random value changes only when i changes. Is this related to
Can’t update state to change display on page during api call
I have a page called Dashboard and on this page I have a component called Dropzone which is used for uploading a file to the page. When a file is uploaded, it calls the onDrop() callback where I POST the file to my api, and I then try to sent a GET request to my api at /api/machines/{hash}. I want