I am trying to collect the elements by class and store them in a variable using document.getElementsByClassName('class'). When I do a console log of these elements it returns the elements correctly. but when I try to add a style.display =…
I am trying to navigate with React Navigate. When clicking on the image I get this error in console: Error: Invalid hook call. Hooks can only be called inside of the body of a function component. I have tried different…
TL;DR > echo (new ClassName())->propertyName; Will call the __destruct(), run its code and AFTER THAT successfully retrieve its "propertyName" property (which will be echoed normally). How can it be retrieving a property from a "destroyed" (or unset) object? < TL;DR…
Hey all I am having an issue fixing the following error: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.xxxxxxxxxxxx/com.xxxxxxxxxxx.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.reflect.Method.getName()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3270) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)…
The way i am getting data is little bit complicated. I have "tweets" array where data is stored and each tweet is a card where i successfully change style when card is clicked(markTweet function), but there are also replies for…
I'd like to make an external dart file (let's call it color_palette.dart), that have some classes of colors. These classes would be able to be changed by a menu on another page of the app. These colors would be used…
I have a problem and I am not sure how to solve it or if it's even possible: in WordPress I have built a simple event calender. Now I want to style every first event of a certain date. How…
I have the following code I'm using with SwiftUI: import Foundation public struct Trigger { public var value = false public mutating func toggle() { value = true let responseDate = Date().advanced(by: 3) OperationQueue.main.schedule(after: .init(responseDate)) { moveBack() } } private…
I have an issue after upgrade from PHP 7.3 to 8.1.1 There is lot to be done of course, but this is kind of weird. This example is not working for me with error Fatal error: Uncaught Error: Class "TestC"…
I am trying to build an app with several screens. Every screen should have different buttons which all call one function. My problem is that I do not understand how to call one function from different view controllers with input…