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What is the difference between Java RMI and RPC?
...s to know the object and the method of the object he needs to invoke.
RPC doesn't deal with objects. Rather, it calls specific subroutines that are already established.
2. Working:
With RPC, you get a procedure call that looks pretty much like a local call. RPC handles the complexities involved w...
Grant **all** privileges on database
... cover socket communications, that the localhost is for" is unclear. What does this actually mean?
– Thufir
Jun 26 '14 at 8:19
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Identify duplicates in a List
...od add of Set returns a boolean whether a value already exists (true if it does not exist, false if it already exists, see Set documentation).
So just iterate through all the values:
public Set<Integer> findDuplicates(List<Integer> listContainingDuplicates)
{
final Set<Integer>...
read file from assets
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Your code doesn't guaranty to close the stream and free the resource in a timely manner. I recommend you to use finally {reader.close();}.
– Vincent Cantin
Apr 10 '14 at 4:17
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How do I make a JAR from a .java file?
...line, but I get an error: Frame1.java:23: package oracle.jdeveloper.layout does not exist How do I solve that? Sorry for the newbie questions...
– user1303007
Mar 30 '12 at 13:55
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Format date in a specific timezone
...018-07-18T00:00:00Z"
My timezone is +5 from utc. So in the first case it does not change and it sets the date and time to have utc timezone.
In the second case, it assumes the date passed in is in -5, then turns it into UTC, and that's why it spits out the date "2018-07-18T00:00:00Z"
NOTE: The f...
Installing libv8 gem on OS X 10.9+
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Why does this work? Which part of the command is --with-system-v8 modifying, and what is it doing?
– David Krider
Nov 22 '13 at 21:14
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cleanest way to skip a foreach if array is empty [duplicate]
...e The solution you describe is of course correct. But your original answer does not mention that and how to validate the input. It might even lead some people to false assumptions, like thinking this is safe just because initialization was used: $items=array(); $items=json_decode($str); foreach($ite...
What are named pipes?
...use the destination app has no idea where that input-stream comes from. It doesn't need to.
A named pipe is just a way of actively hooking onto an existing pipe and hoovering-up its data. It's for situations where the provider doesn't know what clients will be eating the data.
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Do threads have a distinct heap?
... and have thread B use the data and then free the buffer (because thread B doesn't have access to thread A's heap, thread B can't free the buffer; the best thread B could do is pass the buffer back to thread A again and have thread A free it).
– Jeremy Friesner
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