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RabbitMQ / AMQP: single queue, multiple consumers for same message?
...ve 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 queue/multiple consumers with each each consumer handling the same message ID isn't possi...
How exactly does a generator comprehension work?
What does generator comprehension do? How does it work? I couldn't find a tutorial about it.
6 Answers
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What is the most accurate way to retrieve a user's correct IP address in PHP?
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-1 this is vulnerable to spoofing all you are doing is asking the user what his ip address should be.
– rook
Jun 24 '11 at 23:38
8
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How to run Unix shell script from Java code?
...s is quite late and things might have changed but per current Java Process documentation this is not recommended method for shell scripts: docs.oracle.com/javase/8/docs/api/java/lang/Process.html "The methods that create processes may not work well for special processes on certain native platforms...
In Python, how do I use urllib to see if a website is 404 or 200?
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Doesn't work in python 2.7. If the HTTP returns 400, an exception is thrown
– Nadav B
Feb 13 '19 at 14:32
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How is AngularJS different from jQuery
...r code and generate necessary javascript code (tree-shaking) to shrink the download size down to 35Kish.
Angular2 emulated Shadow DOM. (ref)
This opens a door for server rendering that can address SEO issue and work with Nativescript etc that don't work on browsers.
The official document sit...
Why is there huge performance hit in 2048x2048 versus 2047x2047 array multiplication?
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This probably has do with conflicts in your L2 cache.
Cache misses on matice1 are not the problem because they are accessed sequentially.
However for matice2 if a full column fits in L2 (i.e when you access matice2[0, 0], matice2[1, 0], matic...
How to version control a record in a database
...t I have a record in the database and that both admin and normal users can do updates.
11 Answers
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How do I parse a string to a float or int?
... For more, see stackoverflow.com/q/21895756/931277
– dokkaebi
Aug 18 '17 at 21:44
20
why not simp...
Which comment style should I use in batch files?
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tl;dr: REM is the documented and supported way to embed comments in batch files.
:: is essentially a blank label that can never be jumped to, whereas REM is an actual command that just does nothing. In neither case (at least on Windows 7) d...