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The communication object, System.ServiceModel.Channels.ServiceChannel, cannot be used for communicat

...tch and handle your server-side errors - do not let .NET exceptions travel from the server to the client - always wrap those into interoperable SOAP faults. Check out the WCF IErrorHandler interface and implement it on the server side if you're about to send a second message onto your channel from t...
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List comprehension vs. lambda + filter

...ue in Python. Even though Guido considered removing map, filter and reduce from Python 3, there was enough of a backlash that in the end only reduce was moved from built-ins to functools.reduce. Personally I find list comprehensions easier to read. It is more explicit what is happening from the exp...
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upstream sent too big header while reading response header from upstream

... upstream sent too big header while reading response header from upstream is nginx's generic way of saying "I don't like what I'm seeing" Your upstream server thread crashed The upstream server sent an invalid header back The Notice/Warnings sent back from STDERR overflowed their bu...
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How can I view the source code for a function?

... "Non-visible functions are asterisked" means the function is not exported from its package's namespace. You can still view its source code via the ::: function (i.e. stats:::t.ts), or by using getAnywhere(). getAnywhere() is useful because you don't have to know which package the function came fr...
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Fatal error: use of unimplemented initializer 'init(coder:)' for class

...ntroller. That method is required because instantiating a UIViewController from a UIStoryboard calls it. To see how we initialize a UIViewController from a UIStoryboard, please take a look here Why is this not a problem with Objective-C? Because Objective-C automatically inherits all the required UI...
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What is a monad?

...nctions at the top level. But how does the language prevent pure functions from executing impure functions? This is due to the lazy nature of Haskell. A function is only executed if its output is consumed by some other function. But there is no way to consume an IO value except to assign it to main....
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TDD vs. Unit testing [closed]

...'m wary about the "100% completed library" with 50% test coverage ... just from my experience that every piece of code that isn't covered by some tests contains at least one bug. Or to put it another way: People tend to avoid writing tests for code that would really benefit from some more testing :)...
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ImportError: DLL load failed: %1 is not a valid Win32 application. But the DLL's are there

...ndows Binaries for Python Extension Packages you can find any python libs from here share | improve this answer | follow | ...
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Conda: Installing / upgrading directly from github

Can I install/upgrade packages from GitHub using conda ? 4 Answers 4 ...
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What's the best way to distribute Java applications? [closed]

...n Webstart: As long as the user has a version of Java installed that's not from the stone age (e. g. 1.2) webstart can be told to download and install a newer Java version of the one you require for your program is not there yet. Look at the .jnlp file syntax. Of course it still quite prominently di...