Author: beginnershadoop

scala-logo 0

File Operation in scala

File operation is important operation in an application. We might have to provide some configuration information or some input for application in such scenario we have to perform...

Missing Imputation in scala 0

Missing Imputation in scala

Imputation: In statistics, imputation is the process of replacing missing data with substituted values. When substituting for a data point, it is known as “unit imputation”; when substituting...

Missing Imputation in python 0

Missing Imputation in python

Imputation: In statistics, imputation is the process of replacing missing data with substituted values. When substituting for a data point, it is known as “unit imputation”; when substituting...

Spark SQL Using Parquet 0

Spark SQL Using Parquet

Today, I’m focusing on how to use parquet format in spark.  Please get the more insight about parquet format If you are new to this format. Parquet: Apache Parquet is a...

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Convert Image to Base64 string in iOS

Swift

Encoding

Decoding

iOS7 > Objectice-C version You can use NSData’s base64EncodedStringWithOptions Now encode as:

Decode as:

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Network Streaming in Spark

Network streaming in spark is another interesting topic, here I am going to explain how network streaming works  and will provide complete spark scala code. Before jumping to the code, I...