Abstract: Embodiments of the present disclosure disclose an interactive method, a client device, a mobile terminal and a server, which relate to an Internet technology field and provide a new way for interacting with a user. The interactive method provided by the present disclosure includes: sending a first request of obtaining first activity information to a server, such that the server obtains the first activity information in local according to the first request of obtaining first activity information, the first activity information comprising an activity entrance icon; receiving the first activity information returned by the server; displaying the activity entrance icon on a user interface of the client device according to the first activity information; receiving an activity participating instruction issued by a user through operating the activity entrance icon; popping up an activity participating result according to the activity participating instruction.

Abstract: Embodiments of the present disclosure disclose an interactive method, a client device, a mobile terminal and a server, which relate to an Internet technology field and provide a new way for interacting with a user. The interactive method provided by the present disclosure includes: sending a first request of obtaining first activity information to a server, such that the server obtains the first activity information in local according to the first request of obtaining first activity information, the first activity information comprising an activity entrance icon; receiving the first activity information returned by the server; displaying the activity entrance icon on a user interface of the client device according to the first activity information; receiving an activity participating instruction issued by a user through operating the activity entrance icon; popping up an activity participating result according to the activity participating instruction.

Abstract: Embodiments of the present disclosure disclose an interactive method, a client device, a mobile terminal and a server, which relate to an Internet technology field and provide a new way for interacting with a user. The interactive method provided by the present disclosure includes: sending a first request of obtaining first activity information to a server, such that the server obtains the first activity information in local according to the first request of obtaining first activity information, the first activity information comprising an activity entrance icon; receiving the first activity information returned by the server; displaying the activity entrance icon on a user interface of the client device according to the first activity information; receiving an activity participating instruction issued by a user through operating the activity entrance icon; popping up an activity participating result according to the activity participating instruction.

Abstract: Systems and methods for selecting content for a user. A computer system may received from a user device associated with the user a request for a content search and a first search factor describing motion of the user. The computer system may also receive a second search factor describing an environment of the user. The computer system may select at least one content item to be provided to the user based on at least the first search factor and the second search factor; and transmit an indication of the at least one content item towards the user device.

Abstract: A process for vapor phase hydrogenation of maleic anhydride and/or succinic anhydride to .gamma.-butyrolactone, comprising contacting an alcoholic solution of a feedstock anhydride with reduced Cu-Zn-Cr-Zr catalyst under the conditions of hydrogenation.