Guide for the lazy developer

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GUIDE FOR THE LAZY DEVELOPER Working with dependencies Maria Neumayer - @marianeum

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Write minimum code

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Write code more efﬁcient

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Let others write it

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WHEN use a dependency

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WHEN WHICH dependency to choose use a dependency

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WHEN HOW WHICH integrate a dependency dependency to choose use a dependency

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WHEN? Considering a dependency

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WHY? Considering a dependency

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I want to be in control

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Somebody thought about it

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Somebody thought about it A LOT

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Focus on something else

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Dependencies evolve

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Shape it together

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Will it bloat my app?

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You need control

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WHEN? Considering a dependency

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WHEN It makes sense

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WHICH? Choosing a dependency

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Paco Did i write it? @pacoworks

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Use the community

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Use your team

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Every app is different

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Check the license

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Check the license

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Check the readme

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Check pull requests

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Check pull requests

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Check issues

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There will be other priorities

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Check past releases

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Be aware of risks

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Check the code

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Check the code AND LEARN

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Check the tests code

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Check the samples code tests

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Check the dependencies code tests samples

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Glide Picasso Fresco

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Glide Picasso Fresco ~1,000 methods >10,000 methods ~3,000 methods

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Check the popularity 57,275

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It’s a team choice

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WHICH Choosing a dependency ?

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WHICH works for you EVER

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HOW? Integrating a dependency

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implementation 'com.lib:lib:1.0.0' 1.0.0

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1.0.0 Major Minor Patch

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implementation 'com.lib:lib:1.+' !

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implementation 'com.lib:lib:1.0.0'

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Keep them up to date

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./gradlew dependencyUpdates https://github.com/ben-manes/gradle-versions-plugin Keep them up to date

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Check the change log

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implementation 'com.lib:lib:1.0.0' implementation 'com.lib:lib-tool:1.0.0'

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ext {a libVersion = '1.0.0' }a implementation "com.lib:lib:$libVersion" implementation "com.lib:lib-tool:$libVersion" (lib)

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ext {a libVersion = '1.0.0' }a implementation "com.lib:lib:$libVersion" implementation "com.lib:lib-tool:$libVersion" (lib)

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ext {a lib = [ "com.lib:lib:$libVersion", "com.lib:lib-tool:$libVersion" ]a }a implementation(lib)

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ext {a lib = [ "com.lib:lib:$libVersion", "com.lib:lib-tool:$libVersion" ]a }a implementation(lib)

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You already know how to use it

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Add abstraction

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Add abstraction WHERE IT MAKES SENSE

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Start small

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Start small AND IMPROVE

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Give credit

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Give credit startActivity(Intent(this, OssLicensesMenuActivity::class.java)) https://developers.google.com/android/guides/opensource