delay

How to sleep or delay the thread in Haskell?

我是研究僧i 提交于 2021-01-02 07:12:57
问题 This really shouldn't be so difficult to find an answer to, but alas I don't... I want to delay the next execution step in a do block. I have found the functions delay , sleep , nanosleep and usleep . And also this question, that doesn't cover how to use any of these, however: Sleep in Haskell. I am getting the same error for all of these, so probably I am doing something wrong fundamentally: Variable not in scope: delay :: Integer -> IO a0 This is my test snippet: main = do { putStrLn "line

How can i put a delay with C#?

允我心安 提交于 2020-07-18 14:25:27
问题 I want to make an application to execute several instructions to pass the following instruction has to wait a few milliseconds. Such that: while(true){ send("OK"); wait(100); //or such delay(100); } Is it possible in C#? 回答1: Thread.Sleep(100); will do the trick. This can be found in the System.Threading namespace. 回答2: You can use the Thread.Sleep() method to suspend the current thread for X milliseconds: // Sleep for five seconds System.Threading.Thread.Sleep(5000); 回答3: To sleep for 100ms

Loop every five seconds in Javascript

一笑奈何 提交于 2020-07-18 07:18:52
问题 I'm trying to write a simple loop in JS (or JQuery) that updates an image every five seconds, for a total of 15 seconds (so three loops), and then quits. It should go like this: Wait five seconds Execute Wait five seconds Execute Wait five seconds Execute Quit But setTimeout only seems to work once. As a test, I've tried: function doSetTimeout(i) { setTimeout(function() { alert(i); }, 5000); } for (var i = 1; i <= 5; ++i) doSetTimeout(i); Does not work: http://jsfiddle.net/ubruksco/ I've also