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Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib

...ilerServices.ExtensionAttribute' from assembly mscorlib Yes, this technically can go wrong when you execute code on .NET 4.0 instead of .NET 4.5. The attribute was moved from System.Core.dll to mscorlib.dll in .NET 4.5. While that sounds like a rather nasty breaking change in a framework version...
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Get hours difference between two dates in Moment Js

... How does this have so many votes when all it does is make the OP aware of a typo that most IDE's would reveal to you anyway ( imgur.com/a/ikyayIL ). SO rep is first in best dressed while others work for scraps smh. Oh you fixed a typo.. here's 4.7k rep ...
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Generating a drop down list of timezones with PHP

...generate your list. $tzlist = DateTimeZone::listIdentifiers(DateTimeZone::ALL); Also, I would use PHP's names for the 'timezones' and forget about GMT offsets, which will change based on DST. Code like that in phpbb is only that way b/c they are still supporting PHP4 and can't rely on the DateTim...
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Where does mongodb stand in the CAP theorem?

...here I look, I see that MongoDB is CP. But when I dig in I see it is eventually consistent. Is it CP when you use safe=true? If so, does that mean that when I write with safe=true, all replicas will be updated before getting the result? ...
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What are the underlying data structures used for Redis?

...s internals you should not care about how data types are implemented internally. This is for a simple reason: for every Redis operation you'll find the time complexity in the documentation and, if you have the set of operations and the time complexity, the only other thing you need is some clue abou...
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Detect whether there is an Internet connection available on Android [duplicate]

...er downtime, low signal, captive portals, content filters and the like can all prevent your app from reaching a server. For instance you can't tell for sure if your app can reach Twitter until you receive a valid response from the Twitter service. ...
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Should I return EXIT_SUCCESS or 0 from main()?

...y portable way to indicate failure in a C or C++ program. exit(1) can actually signal successful termination on VMS, for example. If you're going to be using EXIT_FAILURE when your program fails, then you might as well use EXIT_SUCCESS when it succeeds, just for the sake of symmetry. On the other...
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Mutex example / tutorial? [closed]

... The first person to catch the door-handle of the booth, is the one who is allowed to use the phone. He has to keep holding on to the handle of the door as long as he uses the phone, otherwise someone else will catch hold of the handle, throw him out and talk to his wife :) There's no queue system a...
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Inserting multiple rows in a single SQL query? [duplicate]

... @ahnbizcad Semicolons in T-sql are USUALLY optional, but they are reported to be required in the future. You should get yourself in the habit of using them to terminate each statement--your code will look nicer too IMO. – NReilingh ...
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Access Denied for User 'root'@'localhost' (using password: YES) - No Privileges?

...ost, User, Password) VALUES ('%', 'root', password('YOURPASSWORD')); GRANT ALL ON *.* TO 'root'@'%' WITH GRANT OPTION; share | improve this answer | follow | ...