Engineering Blog

Blog posts tagged 'Java'

Tyrone NicholasSoftware Engineer at Facebook

Introducing Fresco: A new image library for Android

Posted about 2 years ago
blog post · Infra · Android · Open Source · Photos · Performance · Storage · Java · Development Tools

Today we're open-sourcing a library we're calling Fresco — it manages images and the memory they use. Read more...

Subodh IyengarSoftware Engineer at Facebook

Introducing Conceal: Efficient storage encryption for Android

Posted about 3 years ago
blog post · Web · Infra · Data · Security · Open Source · Android · Java · Development Tools · Caching · Storage · Performancemore

Caching and storage are tricky problems for mobile developers because they directly impact performance and data usage on a mobile device. Caching helps developers speed up their apps and reduce network costs for the device owner by storing information directly on the phone for later access. However, internal storage capacity on Android phones is often limited, especially with lower to mid range phone models. A common solution for Android is to store some data on an expandable SD card to mitigate the storage cost. What many people don't realize is that Android's privacy model treats the SD card storage as a publicly accessible directory. This allows data to be read by any app (with the right permissions). Thus, external storage is normally not a good place to store private information. Read more...

Avery ChingEngineering

Scaling Apache Giraph to a trillion edges

Posted about 4 years ago
blog post · Data · Infra · Java · @Scale

Graph structures are ubiquitous: they provide a basic model of entities with connections between them that can represent almost anything. Flight routes connect airports, computers communicate to one another via the Internet, webpages have hypertext links to navigate to other webpages, and so on. Facebook manages a social graph that is composed of people, their friendships, subscriptions, and other connections. Read more...

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