We usually do a performance research by writing small stop watch and it will log time taken for each business methods. You create stop watch methods something like startWath and stopWatch to start and stop a timer. The performance tuning on web applications vary from server to server since there are some server level tuning also improves your application's performance.
Below are some books which might help you.
Java Performance: The Definitive Guide is a really good book and its quite latest as well - covers G1 GC in depth.
Then there is another book: Java Performance by Charlie Hunt and Binu John even this book is good expecially the java performance troubleshooting guidelines are good.
I faced below error when i configured my project to a different machine, i checkedout my source code from TFS. This error mainly occours when Authentication Mode is wrongly configured in your IISExpress.
In order to resolve this error, click on your project and press F4 key. (Dont right click and click on properties as it will take you to a different page).
Change the settings as per above screenshot, disable anonymous mode and enable windows authentication. This will resolve this error.
Microsoft announced that windows 10 would be available for Raspberry PI. Although, this version will be quite different version than what is being used in Desktops and will be much faster.
New Raspberry PI tourbocharges with new Broadcom BCM2836 system-on-chip. This is a VideoCore IV GPU with four 900MHz ARMv7 Cortex-A7 cores. Also, there’s twice as much memory: 1GB LPDDR2 SDRAM. Windows 10 for the Raspberry Pi 2 will be available for free for the maker community via Microsoft’s Windows Developer Program for IoT. Have ordered my new Raspberry PI and waiting for it to be delivered. Thanks, Ujjwal