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How do I get currency exchange rates via an API such as Google Finance? [closed]

...anks for all your answers. Free currencyconverterapi: Rates updated every 30 min API key is now required for the free server. A sample conversion URL is: http://free.currencyconverterapi.com/api/v5/convert?q=EUR_USD&compact=y For posterity here they are along with other possible answers: Yah...
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Best design for a changelog / auditing database table? [closed]

...n that field. – Sam Wilson Jun 26 '13 at 0:46 @Sam I don't see such problem, if the message is system generated, just ...
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How do I write the 'cd' command in a makefile?

... falstrofalstro 30.6k88 gold badges6565 silver badges8585 bronze badges ...
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This Handler class should be static or leaks might occur: IncomingHandler

I'm developing an Android 2.3.3 application with a service. I have this inside that service to communicate with Main activity: ...
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How to create an object for a Django model with a many to many field?

... answered Aug 9 '11 at 12:43 Daniel HepperDaniel Hepper 24.4k77 gold badges5555 silver badges6666 bronze badges ...
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Determining the last changelist synced to in Perforce

... answered Nov 2 '08 at 3:05 SyebermanSyeberman 99266 silver badges55 bronze badges ...
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What is function overloading and overriding in php?

... | edited Jul 14 '14 at 13:15 rightfold 29.2k88 gold badges8080 silver badges103103 bronze badges answe...
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What is referential transparency?

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Commenting code in Notepad++

... 123 CTRL+Q Block comment/uncomment. See Keyboard And Mouse Shortcuts - Notepad++ Wiki. ...
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How can I remove all objects but one from the workspace in R?

... 390 Here is a simple construct that will do it, by using setdiff: rm(list=setdiff(ls(), "x")) A...