What is a cookie?
A cookie is a small text file that may be stored on your computer or mobile device that contains data related to a website you visit. It may allow a website “remember” your actions or preferences over a period of time, or it may contain data related to the function or delivery of the site. Cookies can be set by the owner of the website or in some cases by third party services the website owner allows to present other information, run content or provide other functionality such as analytics.
Further information on cookies can be found at: https://cookiesandyou.com
This site uses 2 different types of cookie:
Session Cookies are temporary cookies that are not persistently stored on your computer or mobile device. They are used to deliver basic functions of a website while you are actively using it – for instance during a registration process. Session cookies are generally erased when you close your browser.
Persistent cookies are those placed on your computer or mobile device for a pre-determined length of time when you visit this site. This allows the site to deliver functions between browser sessions and subsequent visits. This site only places cookies that are specific to this site.
Cookies used on this website
Google Analytics make available an opt-out mechanism and more information.
|Cookie Name||Expiration Time||Description|
|_ga||2 years||Used to distinguish visitors to site|
|_gid||24 Hours||Used to distinguish visitors to site|
|_gat||10 minutes||Used to throttle request rate|
|_utmt||10 minutes||Used to throttle request rate|
|_ _ utmc||End of browser session||Not used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the __utmb cookie to determine whether the user was in a new session/visit|
Within your browser settings you can choose whether your wish to accept cookies or not. Different browsers make different controls available to you and so we provide links below to popular manufacturers’ instructions on how you can do this. Generally, your browser will offer you the choice to accept, refuse or delete all cookies at all times, or those from providers that website owners use (“third party cookies”), or those from specific websites.
Should you be using another internet browser, please check the instructions on your help function on how to disable and delete cookies.
Important note: Blocking cookies might prevent some pages from displaying correctly.
We do not share our data.
o'reilly+associates does not share data with anyone else, ever.