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Why do we need message brokers like RabbitMQ over a database like PostgreSQL?
... use the disk to temporarily store messages if it runs out of RAM. After 2.0, Rabbit has significantly improved on its RAM usage. Clustering options are also available.
In regards to AMQP, I would say a really cool feature is the "exchange", and the ability for it to route to other exchanges. This...
TreeMap sort by value
...es = e1.getValue().compareTo(e2.getValue());
return res != 0 ? res : 1;
}
}
);
sortedEntries.addAll(map.entrySet());
return sortedEntries;
}
Now you can do the following:
Map<String,Integer> map = new TreeMap<String,Integer>();
m...
Argparse: Required arguments listed under “optional arguments”?
... argparse
– Devin
Jun 12 '19 at 13:50
@poke: Nice solution! But this doesn't help in case you need mutual exclusive gr...
Difference between timestamps with/without time zone in PostgreSQL
...of those factors:
foo=> SET TIMEZONE TO 'Japan';
SET
foo=> SELECT '2011-01-01 00:00:00'::TIMESTAMP;
timestamp
---------------------
2011-01-01 00:00:00
(1 row)
foo=> SELECT '2011-01-01 00:00:00'::TIMESTAMP WITH TIME ZONE;
timestamptz
------------------------
201...
Using varchar(MAX) vs TEXT on SQL Server
...ata) is the recommended replacement for the TEXT datatype in SQL Server 2005 and Next SQL SERVER versions.
5 Answers
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Why doesn't Java allow generic subclasses of Throwable?
...
answered Feb 1 '09 at 18:22
Torsten MarekTorsten Marek
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Difference between git pull and git pull --rebase
...
mvpmvp
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14
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How do I get the path of the current executed file in Python?
...
80
You can't directly determine the location of the main script being executed. After all, sometim...
How to open multiple pull requests on GitHub
...oing to try!
– Ziyan Junaideen
Nov 20 '13 at 5:24
8
I just found that the branch preserved the hi...
Video auto play is not working in Safari and Chrome desktop browser
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edited Sep 20 '18 at 9:10
answered Aug 1 '13 at 12:53
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