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Exotic architectures the standards committees care about
...cts of the language implementation-defined just because if there is an architecture with other characteristics, it would be very difficult or impossible to write a standard conforming compiler for it.
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WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT
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The first syntax is redundant - the WITH CHECK is default for new constraints, and the constraint is turned on by default as well.
This syntax is generated by the SQL management studio when generating sql scripts -- I'm assuming it's some sort of extra redundan...
Is there a simple way to remove multiple spaces in a string?
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edited Jan 4 '19 at 14:59
Francisco Couzo
8,04633 gold badges2929 silver badges3737 bronze badges
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what exactly is device pixel ratio?
...s length. Source: CSS Absolute Lengths
This has lots of implications when it comes to web design, such as preparing high-definition image resources and carefully applying different images at different device pixel ratios. You wouldn't want to force a low-end device to download a very high resolutio...
Skip callbacks on Factory Girl and Rspec
I'm testing a model with an after create callback that I'd like to run only on some occasions while testing. How can I skip/run callbacks from a factory?
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Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
...the end of this answer)
Consider this code:
String s = null;
Console.WriteLine(s.Length);
This will throw a NullReferenceException in the second line and you want to know why .NET doesn't tell you that it was s that was null when the exception was thrown.
To understand why you don't get that ...
Can I use Objective-C blocks as properties?
Is it possible to have blocks as properties using the standard property syntax?
8 Answers
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What is the difference between Google App Engine and Google Compute Engine?
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App Engine is a Platform-as-a-Service. It means that you simply deploy your code, and the platform does everything else for you. For example, if your app becomes very successful, App Engine will automatically create more instances to handle the increased volume.
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How to pass json POST data to Web API method as an object?
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EDIT : 31/10/2017
The same code/approach will work for Asp.Net Core 2.0 as well. The major difference is, In asp.net core, both web api controllers and Mvc controllers are merged together to single controller model. So your re...
How to get Maven project version to the bash command line
...iven by the user in an interactive mode.
Here is how you would invoke it on the command line to get the ${project.version}:
mvn org.apache.maven.plugins:maven-help-plugin:2.1.1:evaluate \
-Dexpression=project.version
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