In Sqoop, there are multiple approaches to pass in passwords for RDBMS. Options Option 1 - clear password through --password argument sqoop [subcommand] --username user --password pwd This is the weakest approach as password is exposed directly...
View detailProblem When you follow Angular CLI installation guide in Windows, you may encounter the following error: ng is not recognized as an internal or external command The resolutions are available in the following link: ...
View detail.NET Framework, you can use |DataDirectory| to configure connection string when connecting to SQL Server database file via attach mode: AttachDbFilename=|DataDirectory|\dbname.mdf In .NET Core, you cannot directly set SQL Server Express connec...
View detail.NET Core is built in with dependency injection. Usually method ConfigureServices in Startup class is used to register services in the container. The signature of the method looks like the following: public void ConfigureServices(IServiceC...
View detailAfter upgrading to ASP.NET Core 2.1 (.NET Core SDK 2.1.301), you may encounter the following error about encoding: System.ArgumentException HResult=0x80070057 Message='Cyrillic' is not a supported encoding name. For information on defining a custo...
View detailDATATABLE StaticTable1 = DATATABLE("IntCol",INTEGER,"StringCol",STRING,{{1,"User1"},{2,"User2"}}) The above expression generates a table with two columns IntCol and StringCol : ...
View detailThe 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...
View detailIn 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...
View detailIf 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...
View detailAre 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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