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MongoDB: Combine data from multiple collections into one..how?
...d documents.
This is a somewhat simple example. You can repeat this with more collections as much as you want to keep building up the reduced collection. You could also do summaries and aggregations of data in the process. Likely you would define more than one reduce function as the logic for ag...
Choosing a Windows automation scripting language. AutoIt vs Autohotkey [closed]
...er applications.
AutoIt has almost every feature AutoHotKey has and much more. COM-automation support, arrays and a pretty nice UDF (User Defined Functions) library. It's harder to build complex hotkeys in AutoIt.
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How to use single storyboard uiviewcontroller for multiple subclass
...like Storyboards ... somehow they are not really working once you do a bit more than standard views ...
– TheEye
Apr 4 '14 at 10:00
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Double vs. BigDecimal?
...league suggest me to use BigDecimal instead of double since it will be more precise. But I want to know what it is and how to make most out of BigDecimal ?
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What's the best three-way merge tool? [closed]
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More advantages of KDiff3: same interface for Linux and Windows, very smart algorithm for solving conflicts, regular expressions for automatically solving conflicts, integrate with ClearCase, SVN and Git, editable merged file...
Openstreetmap: embedding map in webpage (like Google Maps)
...http://wiki.openstreetmap.org/wiki/OpenLayers_Simple_Example and something more advanced at
http://wiki.openstreetmap.org/wiki/OpenLayers_Marker
and
http://wiki.openstreetmap.org/wiki/Openlayers_POI_layer_example
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What is the fastest integer division supporting division by zero no matter what the result is?
... turned out to be such a popular question and answer, I'll elaborate a bit more. The above example is based on programming idiom that a compiler recognizes. In the above case a boolean expression is used in integral arithmetic and the use of condition flags are invented in hardware for this purpose....
What is “point free” style (in Functional Programming)?
... to compose partially applied functions. That's what we call currying (or, more precisely, what is made possible through currying)
– Dario
Oct 3 '10 at 8:42
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Starting python debugger automatically on error
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@PiotrDobrogost Good point. I think it's more helpful to know that you can pass a tb object in, though, as it better demonstrates the API. Good to know both options exist.
– davidA
Dec 18 '16 at 23:35
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