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Best practices: throwing exceptions from properties
When is it appropriate to throw an exception from within a property getter or setter? When is it not appropriate? Why? Links to external documents on the subject would be helpful... Google turned up surprisingly little.
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What is the best way to deal with the NSDateFormatter locale “feechur”?
...ure" that bites you unexpectedly: If you do a simple "fixed" format operation such as:
4 Answers
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Why use symbols as hash keys in Ruby?
...changed anytime. This implies that Ruby needs to store each string you mention throughout your source code in it's separate entity, e.g. if you have a string "name" multiple times mentioned in your source code, Ruby needs to store these all in separate String objects, because they might change later...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
...is the command and is passed to the entrypoint. When using the CMD instruction, it is exactly as if you were doing docker run -i -t ubuntu <cmd>. <cmd> will be the parameter of the entrypoint.
You will also get the same result if you instead type this command docker run -i -t ubuntu. Yo...
What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
In the Mac and iOS platforms, memory leaks are often caused by unreleased pointers. Traditionally, it has always been of utmost importance to check your allocs, copies and retains to make sure each has a corresponding release message.
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What are the differences between django-tastypie and djangorestframework? [closed]
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As the author of django-rest-framework, I've got an obvious bias ;) but my hopefully-fairly-objective opinion on this is something like:
TastyPie
As Torsten noted, you're not going to go far wrong with something written by the same peeps as the awesome django-haystack. From w...
Entity Framework DateTime and UTC
...bSet<Foo> Foos { get; set; }
public MyContext()
{
((IObjectContextAdapter)this).ObjectContext.ObjectMaterialized +=
(sender, e) => DateTimeKindAttribute.Apply(e.Entity);
}
}
Now on any DateTime or DateTime? properties, you can apply this attribute:
public...
Building and running app via Gradle and Android Studio is slower than via Eclipse
...lding takes about 20-30 seconds each time. When I press Run in Android Studio, I have to wait every time to rebuild the app, which is extremely slow.
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Avoiding if statement inside a for loop?
I have a class called Writer that has a function writeVector like so:
4 Answers
4
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how to ignore namespaces with XPath
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You can use the local-name() XPath function. Instead of selecting a node like
/path/to/x:somenode
you can select all nodes and filter for the one with the correct local name:
/path/to/*[local-name() = 'somenode']
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