Khan Academy
Khan Academy: Unit: Intro to Sql: Querying and Managing Data
Learn how to use SQL to store, query, and manipulate data. SQL is a special-purpose programming language designed for managing data in a relational database, and is used by a huge number of apps and organizations.
Other
Adb: How Remote Sensing Technology Improves Efficiency of Irrigation Systems
With the increase of free satellite data combined with scientific algorithms and cloud computing capacity, developing affordable operational monitoring systems for irrigation management in Asia is now feasible. The use of virtual field...