Configure Logging to File in Spring Boot in just one line
Just add the below line in application.properties of your spring boot application and done. :)
logging.file = /path/logFileName.log
logging.file = /path/logFileName.log
Spark Partitions with Coalesce and Repartition (hash, range, round robin)
One main advantage of the Apache Spark is, it splits data into multiple partitions and executes operations on all partitions of data in parallel which allows us to complete the job faster.While working with partition data we often need to increase or decrease the partitions based on data distribution. Methods repartition and coalesce helps us to repartition.
Scala String Interpolation
Introduction String Interpolation refers to substitution of defined variables or expressions in a given String with respected values. String Interpolation allows users to embed variable references directly in processed string literals. Here’s an example: And, here’s an example which does not uses any…
Multiline Strings in Scala
You want to create multiline strings within your Scala source code, like you can with the heredoc syntax of other languages and help in escaping quotes and other symbols. A heredoc is a way to define a multiline string, whilemaintaining the original indentation &…
Be careful while querying inner objects in elasticsearch
In elasticsearch we can store closely related entities within a single document. For example, we can store a blog post and all of its comments together, by passing an array of comments. So we have an elasticsearch document describing a…
7 amazing tips for Go developer
I have just started learning Go and found it to be a very interesting language. It bridges the gap between rapid development and performance by offering high performance like C, C++ along with rapid development like Ruby, Python. Through this…