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Tag - lite-log

lite-log

Data Analysis Expressions to Create Static Tables in PowerBI

26 views   0 comments last modified about 19 days ago

DATATABLE StaticTable1 = DATATABLE("IntCol",INTEGER,"StringCol",STRING,{{1,"User1"},{2,"User2"}}) The above expression generates a table with two columns IntCol and StringCol : ...

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lite-log

Script to Start Multiple Virtual Machines

39 views   0 comments last modified about 2 months ago

The following is a PowerShell code snippet to start multiple VMs through vmplayer.exe: # Navigate to the folder where vmplayer.exe file exists cd "D:\Program Files (x86)\VM Player" # Start the VMs by using vmplayer...

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lite-log

Resolve Hadoop RemoteException - Name node is in safe mode

30 views   0 comments last modified about 2 months ago

In Safe Mode, the HDFS cluster is read-only. After completion of block replication maintenance activity, the name node leaves safe mode automatically. If you try to delete files in safe mode, the following exception may raise: org.apache.hadoop.ipc.RemoteException(org.apac...

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lite-log

A New SQL Server Client Tool - SQL Operations Studio

32 views   0 comments last modified about 2 months ago

If you have used Visual Studio Code, you probably will also enjoy a new client tool SQL Operations Studio. Currently it is available as preview version and not formally released yet. What is SQL Operations Studio SQL Operations Studio is a data management tool that enables working w...

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lite-log

Install Big Data Tools (Spark, Zeppelin, Hadoop) in Windows for Learning and Practice

213 views   2 comments last modified about 2 months ago

Are you a Windows/.NET developer and willing to learn big data concepts and tools in your Windows? If yes, you can follow the links below to install them in your PC. The installations are usually easier to do in Linux/UNIX but they are not difficult to implement in Windows either since the...

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lite-log

Mount Windows Shared Folder in SUSE or other Linux VMware Guest

20 views   0 comments last modified about 3 months ago

This page summarizes the steps to mount a windows shared folder in a Linux VMware guest machine, i.e. SUSE. Setup shared folder In Virtual Machine Settings windows, add shared folder. ...

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lite-log

Calculate Time Difference between Dates in PowerShell

82 views   0 comments last modified about 3 months ago

PowerShell provides a number of cmdlets to retrieve current date time and to create time span object. Calculate time difference - CmdLets $current = Get-Date $end= Get-Date $diff= New-TimeSpan -Start $current -End $end Write-Output "Time difference is: $di...

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lite-log

Write and Read Parquet Files in HDFS through Spark/Scala

421 views   0 comments last modified about 4 months ago

In my previous post, I demonstrated how to write and read parquet files in Spark/Scala. The parquet file destination is a local folder. Write and Read Parquet Files in Spark/Scala In this page...

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lite-log

Convert String to Date in Spark (Scala)

318 views   0 comments last modified about 4 months ago

Context This pages demonstrates how to convert string to java.util.Date in Spark via Scala. Prerequisites If you have not installed Spark, follow the page below to install it: ...

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lite-log

AspNetCore.XmlRpc 1.0.0-alpha.6 is ready

46 views   0 comments last modified about 4 months ago

Release date 2018-03-03 Changes Added PostId (attribute postid in MetaWeblog) into the predefined data model for PostInfo. public class PostInfo      {          [DataMember(Name = "title")] ...

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