What is wrong with this approach? Why would I want to use Redux Thunk or Redux Promise, as the documentation suggests? There is nothing wrong with this approach. It’s just inconvenient in a large application because you’ll have different components performing the same actions, you might want to debounce some actions, or keep some local … Read more
One word answer: asynchronicity. Forewords This topic has been iterated at least a couple of thousands of times, here, in Stack Overflow. Hence, first off I’d like to point out some extremely useful resources: @Felix Kling’s answer to “How do I return the response from an asynchronous call?”. See his excellent answer explaining synchronous and … Read more
From the jQuery documentation: you specify the asynchronous option to be false to get a synchronous Ajax request. Then your callback can set some data before your mother function proceeds. Here”s what your code would look like if changed as suggested: beforecreate: function (node, targetNode, type, to) { jQuery.ajax({ url: ‘http://example.com/catalog/create/’ + targetNode.id + ‘?name=” … Read more
When using async and await the compiler generates a state machine in the background. Here’s an example on which I hope I can explain some of the high-level details that are going on: public async Task MyMethodAsync() { Task<int> longRunningTask = LongRunningOperationAsync(); // independent work which doesn’t need the result of LongRunningOperationAsync can be done … Read more
When you execute something synchronously, you wait for it to finish before moving on to another task. When you execute something asynchronously, you can move on to another task before it finishes. That being said, in the context of computers this translates into executing a process or task on another “thread.” A thread is a … Read more
With HTML5 you can make file uploads with Ajax and jQuery. Not only that, you can do file validations (name, size, and MIME type) or handle the progress event with the HTML5 progress tag (or a div). Recently I had to make a file uploader, but I didn’t want to use Flash nor Iframes or … Read more