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How to show and update echo on same line
...; printf b outputs ab --- printf a\\r; printf b outputs b --- printf a\\r; sleep 1; printf b outputs a, then b
– XavierStuvw
Feb 9 '17 at 15:51
add a comment
...
How do I make a Mac Terminal pop-up/alert? Applescript?
...sage
MIN=15 && for i in $(seq $(($MIN*60)) -1 1); do echo "$i, "; sleep 1; done; echo -e "\n\nMac Finder should show a popup" afplay /System/Library/Sounds/Funk.aiff; osascript -e 'tell app "Finder" to display dialog "Look away. Rest your eyes"'
A bonus example for inspiration to combine ...
Cannot delete directory with Directory.Delete(path, true)
...try
{
Directory.Delete(path, true);
}
catch (IOException)
{
Thread.Sleep(0);
Directory.Delete(path, true);
}
But this only works if the open directory is the immediate child of the directory you are deleting. If a\b\c\d is open in Explorer and you use this on a, this technique will fai...
What is the Swift equivalent of respondsToSelector?
... NSObject
{
func work() { }
func eat(food: AnyObject) { }
func sleep(hours: Int, minutes: Int) { }
}
let worker = Worker()
let canWork = worker.respondsToSelector(Selector("work")) // true
let canEat = worker.respondsToSelector(Selector("eat:")) // true
let canSleep = worker.respo...
multiple prints on the same line in Python
...08
backspace(len(s)) # back n chars
time.sleep(0.2) # sleep for 200ms
Python 3:
import time
def backline():
print('\r', end='') # use '\r' to go back
for i in range(101): # for 0...
Can you autoplay HTML5 videos on the iPad?
...s of creating an online alarm clock for iPhone Safari down the drain! We (sleep.fm) figured out a way to keep phone awake while app is open but now with iOS 6.1 the alarm audio wont play. It worked fine in iOS 6.0. Is there a work around?
– chaser7016
Jan 31...
VC DDE（Dynamic Data Exchange）与EXCEL连接 - C/C++ - 清泛网 - 专注C/C++及内核技术
... {
printf("DDE Initialization Failed: 0xx\n", iReturn);
Sleep(1500);
return 0;
}
//Start DDE Server and wait for it to become idle.
HINSTANCE hRet = ShellExecute(0, "open", szTopic, 0, 0, SW_SHOWNORMAL);
if ((int)hRet < 33)
{
printf("Unab...
How to overwrite the previous print to stdout in python?
...I tried that in python on my Mac: In [3]: print "Thing to erase\r", ; time.sleep(1) ; print "--------------\r", -------------- I think your problem is Windows and its different line ends. Try this: import curses; curses.setupterm(fd=sys.stdout.fileno()); print(hex(curses.tigetstr('cr'))); It should ...
Custom thread pool in Java 8 parallel stream
...ommon.parallelism", "20");
s.parallel().forEach(i -> {
try { Thread.sleep(100); } catch (Exception ignore) {}
System.out.print((System.currentTimeMillis() - start) + " ");
});
The output is:
215 216 216 216 216 216 216 216 315 316 316 316 316 316 316 316 415 416 416 416
So you can...
Java executors: how to be notified, without blocking, when a task completes?
...d message: " + msg);
}
}
class ExampleService {
String work() {
sleep(7000, TimeUnit.MILLISECONDS); /* Pretend to be busy... */
char[] str = new char[5];
ThreadLocalRandom current = ThreadLocalRandom.current();
for (int idx = 0; idx < str.length; ++idx)
str[idx] = (ch...