debouncing

Debounce function in jQuery

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I ran into the same issue. The problem is happening because the debounce function returns a new function which isn’t being called anywhere. To fix this, you will have to pass in the debouncing function as a parameter to the jquery click event. Here is the code that you should have. $(“.my-btn”).click($.debounce(250, function(e) { console.log(“It … Read more

How to debounce Textfield onChange in Dart?

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Implementation Import dependencies: import ‘dart:async’; In your widget state declare a timer: Timer? _debounce; Add a listener method: _onSearchChanged(String query) { if (_debounce?.isActive ?? false) _debounce.cancel(); _debounce = Timer(const Duration(milliseconds: 500), () { // do something with query }); } Don’t forget to clean up: @override void dispose() { _debounce?.cancel(); super.dispose(); } Usage In your … Read more

How to trigger an event in input text after I stop typing/writing?

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You’ll have to use a setTimeout (like you are) but also store the reference so you can keep resetting the limit. Something like: // // $(‘#element’).donetyping(callback[, timeout=1000]) // Fires callback when a user has finished typing. This is determined by the time elapsed // since the last keystroke and timeout parameter or the blur event–whichever … Read more

How to implement debounce in Vue2?

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I am using debounce NPM package and implemented like this: <input @input=”debounceInput”> methods: { debounceInput: debounce(function (e) { this.$store.dispatch(‘updateInput’, e.target.value) }, config.debouncers.default) } Using lodash and the example in the question, the implementation looks like this: <input v-on:input=”debounceInput”> methods: { debounceInput: _.debounce(function (e) { this.filterKey = e.target.value; }, 500) }

How to add debounce time to an async validator in angular 2?

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Angular 4+, Using Observable.timer(debounceTime) : @izupet ‘s answer is right but it is worth noticing that it is even simpler when you use Observable: emailAvailability(control: Control) { return Observable.timer(500).switchMap(()=>{ return this._service.checkEmail({email: control.value}) .mapTo(null) .catch(err=>Observable.of({availability: true})); }); } Since angular 4 has been released, if a new value is sent for checking, Angular unsubscribes from Observable … Read more

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