C

Contracted Service

A journey that is operated according to a contract between two or more organisations, at least one of whom is a bus service provider. Most contracts of this nature provide financial benefit to the operator, usually from a council, and are legally required to be put out to tender among interested parties; payments vary in …

Commercial Service

A journey operated without financial assistance of any kind. Services of this kind are entirely dependent on its passengers to provide sufficient funds in the form of fares for it to sustain a profit. Some commercial services may be operated under contract to specific organisations with no financial benefit to speak of other than fare …

Cookies

A small piece of data sent from a website and stored on the user’s computer by the user’s web browser while the user is browsing. Cookies were designed to be a mechanism for websites to remember information (such as items in a shopping cart) or to record the user’s browsing activity.

Code/coding

Computer code is a set of rules or instructions that tells a computer what you want it to do. Coding, or programming, is a way of writing instructions for computers that bridges the gap between how humans can express themselves and how computers actually work.

Cloud computing

Where data is not stored locally on your own computer, but is spread out among a number of remote servers accessible through the Internet. Services like Google Docs and Gmail are examples of cloud computing—you are interacting with data on your home computer that is stored externally in “the cloud.”

CSV file

CSV is a simple file format used to store tabular data, such as a spreadsheet or database. Files in the CSV format can be imported and exported from programs that store data in tables, such as Microsoft Excel or OpenOffice Calc. CSV stands for “comma-separated values”.

Cloudflare

Provide content-delivery-network services, DDoS mitigation, Internet security and distributed domain-name-server services. Cloudflare’s services sit between a website’s visitor and the Cloudflare user’s hosting provider, acting as a reverse proxy for websites.

CMS (Content Management System)

Software that facilitates creating, editing, organising and publishing content. Drupal and WordPress are examples of Content Management Systems that allow you to create and publish content on the Internet.

Cache

A software cache stores data so that future requests for that data can be served faster; the data stored in a cache is the result of an earlier request for the same data which is then stored locally or somewhere along the network, such as a router or switch network device. The more requests that …