Data Science & Developer Roadmaps with Chat & Free Learning Resources

RETURN Clauses in Natural Language Queries

 Towards Data Science

FactEngine is an initiative to radically rethink how databases are conceptually defined, viewed and queried. The emphasis is on providing natural language queries over knowledge graphs utilising an…

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Programming to an interface

 Essential Java

The idea behind programming to an interface is to base the code primarily on interfaces and only use concrete classes at the time of instantiation. In this context, good code dealing with e.g. Java co...

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Don’t Start Your SQL Queries with the ‘Select’ Statement

 Towards Data Science

Follow this right approach to write your SQL queries Continue reading on Towards Data Science

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Dialogues with Databases

 Towards Data Science

Kathryn Hume leads product and business development for Borealis AI, the machine learning research lab for the Royal Bank of Canada. Prior to joining Borealis AI, Kathryn held leadership positions at…...

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1.2 Interfaces

 Open Data Structures in Java

An interface , sometimes also called an abstract data type , defines the set of operations supported by a data structure and the semantics, or meaning, of those operations. An interface tells us nothi...

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Interfaces

 Essential Java

Introduction An interface is a reference type, similar to a class, which can be declared by using interface keyword. Interfaces can contain only constants, method signatures, default methods, static m...

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Interfaces

 Codecademy

Interfaces are used to “shape” an object by describing a certain set of members and/or type annotations. Syntax Interfaces may be declared by: Starting with the interface keyword. Giving the interface...

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ADF BC REST Query and SQL Nesting Control Solution

 Oracle Developers

I will talk about expert mode View Object (with hand written SQL), this View Object is created based on SQL join. So, thats my use case for today example. I will describe issue related to generated SQ...

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Invoking Stored Procedures with JDBC CallableStatements

 Oracle Developers

by Juarez JuniorThis blog post is a practical step-by-step guide on invoking PL/SQL stored procedures with JDBC and the Oracle Database. Another exciting option is to use Java Stored Procedures. You c...

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Results

 Learn Data Science

Results Training We now run our RandomForest modeling software on our training set, described earlier, and derive a model along with some parameters describing how good our model is. We use the predic...

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Results

 Learn Data Science

Results So we see that a good K to use in our model would be 3. We now use the KMeans modeling software to fit clusters to our data and then plot how the software has clustered our data. In this case ...

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Implementing multiple interfaces

 Essential Java

Sometimes you may want to have a lambda expression implementing more than one interface. This is mostly useful with marker interfaces (such as java.io.Serializable ) since they don’t add abstract meth...

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