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Intro to GPU programming [closed]
...e for, among other things, GPUs. It allows one to write the code without knowing what GPU it will run on, thereby making it easier to use some of the GPU's power without targeting several types of GPU specifically. I suspect it's not as performant as native GPU code (or as native as the GPU manufa...
Get hostname of current request in node.js Express
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request.headers.host is now deprecated, instead you can use request.headers.hostname
– Syam Danda
Dec 8 '16 at 9:45
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Mocking a class: Mock() or patch()?
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@D.Shawley The link is broken, it can be found here now: "Where to Patch"
– RazerM
Nov 11 '15 at 20:53
2
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Stubbing a class method with Sinon.js
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The top answer is deprecated. You should now use:
sinon.stub(YourClass.prototype, 'myMethod').callsFake(() => {
return {}
})
Or for static methods:
sinon.stub(YourClass, 'myStaticMethod').callsFake(() => {
return {}
})
Or for simple cases just us...
Rails “validates_uniqueness_of” Case Sensitivity
... If you do not have a database constraint, the insert will succeed and you now have two rows with 'foo' as the name.
See also "Concurrency and integrity" in the validates_uniqueness_of Rails documentation.
From Ruby on Rails 3rd Edition:
...despite its name, validates_uniqueness_of doesn’t ...
Naming returned columns in Pandas aggregate function? [duplicate]
... is done with tidyverse's summarize in R), but a work-around in pandas for now is to create the new columns with desired names via assign before doing the aggregation:
data.assign(
f=data['column1'],
mean=data['column2'],
std=data['column2']
).groupby('Country').agg(dict(f=sum, mean=np....
Passing enum or object through an intent (the best solution)
...ass).from(intent);
OPTION 3 (with Kotlin):
It's been a while, but since now we have Kotlin, I thought I would add another option for the new paradigm. Here we can make use of extension functions and reified types (which retains the type when compiling).
inline fun <reified T : Enum<T>&g...
Angular.js directive dynamic templateURL
...plateUrl via markup
<hymn template-url="contentUrl"><hymn>
Now you just take a care that property contentUrl populates with dynamically generated path.
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Find method references in Xcode
...uess not, since in at least some cases the compiler won't have any way of knowing which implementation is to be called.
– Mark Amery
May 5 '15 at 23:51
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What's the maximum value for an int in PHP?
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Well, on amd64 linux, which is quite common nowadays, its 9223372036854775807 (2^63-1)
– derobert
Mar 22 '09 at 7:51
4
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