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Java8: Why is it forbidden to define a default method for a method from java.lang.Object
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answered Jun 3 '14 at 22:53
Brian GoetzBrian Goetz
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How do I break out of nested loops in Java?
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35 Answers
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Active
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When does Java's Thread.sleep throw InterruptedException?
...ing interrupt() to "reinterrupt" the current
thread, as shown in Listing 3. At the very least, whenever you catch
InterruptedException and don't rethrow it, reinterrupt the current
thread before returning.
public class TaskRunner implements Runnable {
private BlockingQueue<Task> que...
How to find gaps in sequential numbering in mysql?
...t on 100 rows):
SELECT (t1.id + 1) as gap_starts_at,
(SELECT MIN(t3.id) -1 FROM arrc_vouchers t3 WHERE t3.id > t1.id) as gap_ends_at
FROM arrc_vouchers t1
WHERE NOT EXISTS (SELECT t2.id FROM arrc_vouchers t2 WHERE t2.id = t1.id + 1)
HAVING gap_ends_at IS NOT NULL
gap_starts_at - first...
What does {0} mean when initializing an object?
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303
What's happening here is called aggregate initialization. Here is the (abbreviated) definitio...
php stdClass to array
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answered Sep 2 '13 at 15:49
h2oooooooh2ooooooo
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Does Qt support virtual pure slots?
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answered Jun 8 '10 at 14:43
ianmac45ianmac45
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How long does it take for GitHub page to show changes after changing index.html
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3 Answers
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do..end vs curly braces for blocks in Ruby
...ence between the two that can be illustrated with this example:
puts [1,2,3].map{ |k| k+1 }
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3
4
=> nil
puts [1,2,3].map do |k| k+1; end
#<Enumerator:0x0000010a06d140>
=> nil
This means that {} has a higher precedence than do..end, so keep that in mind when deciding what you want to ...