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How to fix “Attempted relative import in non-package” even with __init__.py
... I'm not either of the downvoters, but I feel this could use quite a bit more detail, given the popularity of this question and answer. Noting stuff like from what directory to execute the above shell command, the fact that you need __init__.pys all the way down, and the __package__-modifying tric...
When should I use the Visitor Design Pattern? [closed]
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Now you have a way to add operations without modifying the hierarchy anymore.
Here is how it works:
int main()
{
Cat c;
Sound theSound;
c.letsDo(&theSound);
}
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Parse query string in JavaScript [duplicate]
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Easy, but not very fast if you need to get more than one query value. I think a better abstraction is to return a JS object with all the name value pairs from the query string
– Juan Mendes
Sep 4 '12 at 23:37
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Automatically remove Subversion unversioned files
... in a working copy that are not under version control? (I need this to get more reliable results in my automatic build VMware.)
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How to express a NOT IN query with ActiveRecord/Rails?
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Is there an equivalent of lsusb for OS X
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When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...consumers potentially causing deadlocks or connections to die so generally more threads are added to avoid this issue.
That being said Akka's remoting is rather new and probably still doesn't offer all the reliable message guarantees and QoS that traditional message queues provide (but that is cha...
Django vs. Model View Controller [closed]
...ost of the excitement happens in models, templates and views.
You can read more about MTV / MVC here:
The MTV (or MVC) Development Pattern
If you’re familiar with other MVC
Web-development frameworks, such as
Ruby on Rails, you may consider Django
views to be the controllers and
Django templates ...
Difference between float and decimal data type
...oat when compared against those in, say, SQLServer. This is rarely true anymore. Testing is the best policy, as it's best to know for certain what the trade-offs are.
– user1899861
Oct 17 '13 at 2:24
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Passing Data between View Controllers
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