Calculating percentage change and expressing an increase or decrease. ( ΔV / |V1| ) * 100 = ((V2 - V1) / |V1|) * 100 = percentage change. Positive percentage change is an increase and negative is a decrease. How to calculate percentage change and percentage formula.

Check website globally around the world for the load time

Tom Chivers on statistical testing

This schedule is based on the current RapidRelease plan. Future dates may change if the process changes. Code is not always released to users on the same day as the branch migration. The release to users may be a few days later, to allow for manual testing and sign-off.

Release updates from the Chrome team [http://feeds.feedburner.com/GoogleChromeReleases]

Website dedicated to gathering & sharing information on UK's Towns, Counties & postcodes. We currently have 43,588 towns and 102 counties listed.

United States Zip Codes provides a free zip code map and list of zip codes by state. Find zip codes by address, zip codes by city, or zip codes by state.

Use the online image color picker right to select a color and get the html Color Code of this pixel.

MIT OpenCourseWare makes the materials used in the teaching of almost all of MIT's subjects available on the Web, free of charge. With more than 2,400 courses available, OCW is delivering on the promise of open sharing of knowledge.

A free online tool that will generate random names including female names, male names, surnames.

This random name generator can suggest names for babies, characters, or anything else that needs naming.

The Back To The Future Lorem Ipsum Generator

Market share for mobile, browsers, operating systems, search engines and social media. Mobile market share and desktop market share data.

Software Testing Tools

RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used in computer programs.