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What are the big improvements between guava and apache equivalent libraries?
...n in doubt, leave it out". Also, using the @Beta annotation allows them to test some design choices without committing to a specific API.
The design choices mentioned above allow for a very compact API. Simply look at the MapMaker to see the power packed inside a "simple" builder. Other good (albei...
Xcode Project vs. Xcode Workspace - Differences
...tly different versions of an app (iPad/iPhone, different brandings,…) or test cases that naturally need to access the same source files as the app. All these related targets can be grouped in a project. While the project contains the files from all its targets, each target picks its own subset of ...
How to create a unique index on a NULL column?
...ot, if using the PK gives the index something more to work with? Going to test this weekend on a big table and see.
– David Storfer
Oct 7 '11 at 20:31
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What's the role of GetHashCode in the IEqualityComparer in .NET?
...tes the hashcode and jumps to that location. The Equals method is a better test of equality, but cannot be used to map an object into an address space.
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How to securely store access token and secret in Android?
...argetSdkVersion 26
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
// Create BuildConfig variables
buildConfigField "String", "ACCESS_TOKEN", keystoreProperties["ACCESS_TOKEN"]
buildConfigFiel...
Python Infinity - Any caveats?
...ing systems implement all this behavior correctly. If you want to be sure, test for infinity prior to doing your calculations.
¹) Recently means since version 3.2.
²) Floating points support positive and negative zero, so: x / float('inf') keeps its sign and -1 / float('inf') yields -0.0, 1 / flo...
When to use symbols instead of strings in Ruby?
...ii")
# removed for brevity
end
write(data: 123, file: "test.txt")
freeze to keep as a string and save memory
label = 'My Label'.freeze
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Render HTML to an image
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Very nice! It works with SVG also! I switched to your solution in the end! ;-)
– Martin Delille
Jul 3 '19 at 18:16
1
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Advantage of creating a generic repository vs. specific repository for each object?
... and letting folks play w/ the UI and do integration & user acceptance testing in parallel. Then, as I find I need specific queries on the repo, etc, I start replacing that dependency w/ the specific one if needed and going from there. One underlying impl. is easy to create and use (and possib...
Smallest data URI image possible for a transparent image
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data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'/%3E
The final length depends on what it's gzipped with.
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