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What is Ember RunLoop and how does it work?
...g else?
All of the basic user events (e.g. keyboard events, mouse events, etc) will fire up the run loop. This guarantees that whatever changes made to bound properties by the captured (mouse/keyboard/timer/etc) event are fully propagated throughout Ember's data-binding system before returning cont...
Is Zookeeper a must for Kafka?
...d to have some way to coordinating tasks, state management, configuration, etc across a distributed system. Some projects have built their own mechanisms (think of the configuration server in a MongoDB sharded cluster, or a Master node in an Elasticsearch cluster). Others have chosen to take advanta...
Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
...explain all the options available to developers in order to invite friends etc.
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What are some (concrete) use-cases for metaclasses?
...I found that I was able to increment the figure count, call draw manually, etc, but I needed to do these before and after every plotting call. So to create both an interactive plotting wrapper and an offscreen plotting wrapper, I found it was more efficient to do this via metaclasses, wrapping the ...
SQL update query using joins
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UPDATE im
SET mf_item_number = gm.SKU --etc
FROM item_master im
JOIN group_master gm
ON im.sku = gm.sku
JOIN Manufacturer_Master mm
ON gm.ManufacturerID = mm.ManufacturerID
WHERE im.mf_item_number like 'STA%' AND
gm.manufacturerID = 34
To make it cl...
How to access array elements in a Django template?
...ss individual elements of the array in the array (e.g. arr[0] , arr[1] ) etc. instead of looping through the whole array.
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What is the difference between loose coupling and tight coupling in the object oriented paradigm?
...ul it would be to peel off your skin, dye it, and then to paste it back on etc? Changing your skin is difficult because it is tightly coupled to your body. You just can't make changes easily. You would have to fundamentally redesign a human being in order to make this possible.
Key Point #1: In o...
RESTful on Play! framework
...want to create.
Depending on how you want to return the result (XML, JSON etc), there are a few methods you can use. For example, using the renderJSON method, allows the results to be rendered very easily. If you want to render XML, then you can just do so in the same way as you would build an HTML...
Traits in PHP – any real world examples/best practices? [closed]
...ke horizontal code re-use for common stuff like logging, security, caching etc.
5 Answers
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What is difference between Errors and Exceptions? [duplicate]
... programmatically. Examples include FileNotFoundException, ParseException, etc. A programmer is expected to check for these exceptions by using the try-catch block or throw it back to the caller
On the other hand we have unchecked exceptions. These are those exceptions that might not happen if eve...