In brief
Ars Technica
The first 30 minutes are free to watch.
O'Reilly Media
An in-depth guide to Content Security Policy and how to use it to prevent cross-site scripting (XSS) attacks on your apps.
60 devs
Our new eBook features dozens of tips and tricks to boost your .NET performance. Download your free copy.
Red Gate Software   sponsored 
Andrew Tamura
Caleb Sotelo
The New Stack
mariusz galus
This is almost an ad, but looks like a useful tool.
Identify and resolve application issues before they impact your end users. 15-day free trial.
AppDynamics   sponsored 
A joke that may indeed be useful.
Covers libraries, open source repos, guides, blogs, and other resources. 100+ categorized links to enjoy here.
Donne Martin