Instant messaging is a fundamental feature of social networking apps. By sending messages in various forms such as text, voice, images, and videos, it meets users' needs for real-time communication.

Initial value problems for first order partial functional almost linear equations with unbounded delay are considered. The functional dependence is represented by the generalized Hale operator with ...

Expertise from Forbes Councils members, operated under license. Opinions expressed are those of the author. Here's an open secret that most product managers and business leaders quickly learn: Your ...

Relationships often appear functional on the outside—you get along, manage daily logistics, and rarely have arguments. Friends and family might see you as a solid team, and from the outside, ...