Reading before the process writes new line

How do I read one character (or byte) at a time (even before the new line is written)?

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#### Document Details

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* ID: 611aa51d-1fec-c45e-66bd-b9fb1ba9d7e0
* Version Independent ID: 981e4b00-7db9-eeab-ce84-6f23ecde07a1
* Content: [Process.StandardOutput Property (System.Diagnostics)](https://docs.microsoft.com/en-us/dotnet/api/system.diagnostics.process.standardoutput?redirectedfrom=MSDN&view=netframework-4.7.2#System_Diagnostics_Process_StandardOutput)
* Content Source: [xml/System.Diagnostics/Process.xml](https://github.com/dotnet/dotnet-api-docs/blob/master/xml/System.Diagnostics/Process.xml)
* Product: **dotnet-api**
* GitHub Login: @dotnet-bot
* Microsoft Alias: **dotnetcontent**