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Iterating over Java collections in Scala
...IteratorToScalaIterator[A](it : java.util.Iterator[A]) = new Wrapper(it)
then it will act as a sub class of the Scala iterator so you can do foreach.
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Why should I not wrap every block in “try”-“catch”?
I have always been of the belief that if a method can throw an exception then it is reckless not to protect this call with a meaningful try block.
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momentJS date string add 5 days
... 16:00:00').add(7, 'd').format('YYYY/MM/DD HH:mm:mm'))
has to format and then convert to moment again.
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Can we write our own iterator in Java?
...r>(numbers);
// Since our class SOList is an instance of Iterable, then we can use it on a foreach loop
for(Integer num : stackOverflowList) {
System.out.print(num);
}
// creating an array of Strings
String[] languages = new String[]{"C", "C++", "Java", "Python", "Sc...
Restarting cron after changing crontab file?
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No.
From the cron man page:
...cron will then examine the modification time on all crontabs
and reload those which have changed. Thus cron need not be restarted
whenever a crontab file is modified
But if you just want to make sure its done anyway,
sudo...
Check if a string contains one of 10 characters
...suppose it's worth caching the char array if performance is a problem, but then again it may not be worth it depending on the context.
– Noldorin
Sep 7 '09 at 19:58
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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
...tted TGP1994. I think that, because I've specified 'M' and 'G' multiples, then the size (in bytes) will work out to be a multiple of 1024 bytes anyway. e.g. 1590M will be parsed to 1590*(1024*1024) = 1667235840 bytes (1628160KiB -- an even multiple of 1024 of course).
– mike
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Simple proof that GUID is not unique [closed]
... not magical. If you can do a billion operations per second on one thread, then going to ten threads means that each one runs 1/10th as often. Each thread does 100 M operations per second; the total number of operations per second is not increased. The way to increase number of operations per second...
Making interface implementations async
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Then there is not much point in making your code async. See the article Should I expose asynchronous wrappers for synchronous methods?
– svick
Jan 22 '13 at 14:05
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SecurityError: Blocked a frame with origin from accessing a cross-origin frame
...the iframe.src, and if the site it's different from your domain's hostname then you can't access that frame.
– Marco Bonelli
Oct 17 '15 at 9:34
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