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How to wait for all threads to finish, using ExecutorService?
...und that in real life scenarios I do know the number of tasks, thread pool settings do need to be configurable per deployment, and pools can be reused. So I usually have thread pools injected by Spring and setting them as prototypes and manually shutting them down only in order to wait for threads ...
Can you make just part of a regex case-insensitive?
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What does flushing the buffer mean?
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Remove all the elements that occur in one list from another
...tor isn't that efficient on a list. in on a list is O(n), whereas in on a set is O(1). However, until you get to thousands of elements or more, you're unlikely to notice the difference.
– Daniel Pryden
Nov 18 '10 at 3:10
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Css height in percent not working [duplicate]
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You need to set a 100% height on all your parent elements, in this case your body and html. This fiddle shows it working.
html, body { height: 100%; width: 100%; margin: 0; }
div { height: 100%; width: 100%; background: #F52887; }
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What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
What does ArrayIndexOutOfBoundsException mean and how do I get rid of it?
25 Answers
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How do you sign a Certificate Signing Request with your Certification Authority?
...sing the prelude to those commands.
This is a two-step process. First you set up your CA, and then you sign an end entity certificate (a.k.a server or user). Both of the two commands elide the two steps into one. And both assume you have a an OpenSSL configuration file already setup for both CAs an...
Rounding a double to turn it into an int (java)
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What is the return type of the round() method in the snippet?
If this is the Math.round() method, it returns a Long when the input param is Double.
So, you will have to cast the return value:
int a = (int) Math.round(doubleVar);
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Configuring diff tool with .gitconfig
... What do you mean by a pre-configured "out-of-the-box" difftool? To set-up an external diff tool "winMerge" which is not in your list I had to do the very same setting which you have mentioned in your post and everything started to work without any additional configuration. So does that mean ...
How to find the kth largest element in an unsorted array of length n in O(n)?
I believe there's a way to find the kth largest element in an unsorted array of length n in O(n). Or perhaps it's "expected" O(n) or something. How can we do this?
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