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RabbitMQ / AMQP: single queue, multiple consumers for same message?
...ueue is a given, and not configurable. Ie, separate queues are required in order to have the same message ID be handled by multiple consumers.
Is this commonly done? Should I just have the exchange route the message into two separate queues, with a single consumer, instead?
No it's not, single que...
UINavigationBar Hide back Button Text
...ote: the font size change is needed even though the text color is clear in order to ensure that long titles do not cause the center nav bar title to shift over)
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Swift to Objective-C header not created in Xcode 6
...classes must deriving from NSObject or been tagged with @objc attribute in order to be exposed to ObjectiveC / Foundation || Cocoa ...
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Where does 'Hello world' come from?
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Open file via SSH and Sudo with Emacs
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and now added to wikemacs as well wikemacs.org/index.php/TRAMP. Thanks phils, it works great.
– Ehvince
Jul 24 '13 at 10:14
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What's the difference between streams and datagrams in network programming?
...the server. There is a guarantee that data will not arrive in a different order than you sent it, and there is a reasonable guarantee that data will not be damaged.
A datagram socket is like passing a note in class. Consider the case where you are not directly next to the person you are passing t...
makefile execute another target
...se of parallel builds with make’s -j option?
There's a way of fixing the order. From the make manual, section 4.2:
Occasionally, however, you have a situation where you want to impose a specific ordering on the rules to be invoked without forcing the target to be updated if one of those rules is ...
How do I check if an index exists on a table field in MySQL?
...re a.table_schema = 'your_schema'
and a.column_name = 'your_column'
order by a.table_schema, a.table_name;
since the joins are against INNODB_SYS_*, so the match indexes only came from INNODB tables only
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C++ SFINAE examples?
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The link changed to blog.olivierlanglois.net/index.php/2007/09/01/…
– tstenner
Aug 25 '09 at 17:32
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Script Tag - async & defer
...hen you can't make them async without additional code to control execution order, but you can make them defer because defer scripts will still be executed in order, just not until after the document has been parsed. If you have that code and you don't need the scripts to run right away, you can mak...