Notes on software and the ideas behind it

Find the meaning
behind the code.

I’m Fred Yang. I write about software—how it works, why it behaves the way it does, and the ideas that make code easier to reason about.

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Working notes / 2026

Recently mapped

Architecture, reactivity, and the hidden relationships that shape frontend systems.

SharePoint

SharePoint Form Authentication

Here is an article about SharePoint Form Configuration. Basically, you need to modify the web.config of the content site and central admin site. But you should keep the central admin's role provider . Then...
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SharePoint

Page Layouts

What is page layouts. Let's see how page is used. First page layout is used to create page just like the Web Page template. But it has one more benefit "Field Control". Page Layout...
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SharePoint

Deploy web part

1. Deploy the assembly containing the web part class to the site's hosting web application's bin folder or server's GAC
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SharePoint

Master Page Content Placeholders

The SharePoint default master page containes 32 different content placeholders used by the content pages throughout SharePoint sites. Not all of the 32 place holders are required in all custom master pages. In fact,...
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SharePoint

Deploy sharepoint solution command line

//1. add a solution stsadm -o addsolution -filename “C:\chapter04.wsp”
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