wait for function to finish swift

I want the program to "freeze" so I have to wait for a function to finish before I can change values and execute new functions. Suppose I have a function with completion handler and my AppDelegate extends from any notification delegate like this: var flag = false class AppDelegate: finishWorkingDelegate { func … 0. Commented: Jasmine Shragai on 13 Aug 2015 Accepted Answer: Brendan Hamm. Swift; Ios; Ruby; Django; Home » Javascript » How do I wait for a promise to finish before returning the variable of a function? Questions: I am trying to animate a UIImageView and then hide the image view after animation is complete. The system call wait() is easy. Promise.all(iterable); Parameters iterable An iterable object such as an Array. A new thread is started and executes the CancelToken method, which pauses and then calls the CancellationTokenSource.Cancel method to cancel the cancellation tokens. Here: function test() { first(); second(); third(); } By default, it is always synchronous. % runs the … This function blocks the calling process until one of its child processes exits or a signal is received. Some flags that indicate the completion status of the child process are … Your application does not hang waiting for the two seconds to finish. Watch our Demo Courses and Videos. For example: if simulate was this: simulate() { sleep(10) } You’d see the code wait for simulate to finish sleeping for 10 seconds before proceeding to the leave group call. save. You could use delay(), spawn(), or coroutines. Posted by: admin November 27, 2017 Leave a comment. coroutine.wrap(function() -- loop here end)() -- rest of code … Proper way to wait for one function to finish before continuing , I have two JS functions. ExecutorCompletionService is useful when we need to access the task result as soon as possible and other approaches when we want to wait … If we try and do this with async and await, the following will happen: async function getABC() { let A = await getValueA(); // getValueA takes 2 second to finish let B = await getValueB(); // getValueB takes 4 second to finish let C = await getValueC(); // getValueC … Do we have any function in Objective-C/swift to check if an application is launched? After that I want to access and work with these variables in the second functio Swift: Easy way to wait for multiple background tasks to finish # swift # ios. One calls the other. Suppose you need to wait for multiple network requests before executing some other action like saving the data in one batch or populating the UI. For our purpose, we shall ignore signals. A task is then … An … On the basket view controller, when the user taps on the Checkout button, I'd like to check the availability of the … Thanks :)