What is TextKit?
Manage text storage and perform custom layout of text-based content in your app’s views.
What is NSLayoutManager?
An object that coordinates the layout and display of text characters.
What is NSTextStorage?
NSTextStorage is a semi-concrete subclass of NSMutableAttributedString that adds behavior for managing a set of client NSLayoutManager objects. A text storage object notifies its layout managers of changes to its characters or attributes, which lets the layout managers redisplay the text as needed.
What is Nsrange?
A structure used to describe a portion of a series, such as characters in a string or objects in an array.
What is attribute string in Swift?
Attributed strings are character strings that have attributes for individual characters or ranges of characters. Attribute keys provide the name and value type of each attribute. System frameworks like Foundation and SwiftUI define common keys, and you can define your own in custom extensions.
What is NSMakeRange?
It’s a convenience inline function, used to create an NSRange struct , populate it and return it: (from …/Foundation.framework/Headers/NSRange.h ) NS_INLINE NSRange NSMakeRange(NSUInteger loc, NSUInteger len) { NSRange r; r.location = loc; r.length = len; return r; }
What is Nsnotfound?
A value indicating that a requested item couldn’t be found or doesn’t exist.
What is Nsrange in Swift?
How do I declare NSAttributedString in Swift?
First create an NSMutableAttributedString with a new font attribute. You don’t use textView. text . Then append another attributed string that doesn’t have any attributes set.
What is NSRange?
What is attachment theory?
INGE BRETHERTON Attachment theory is the joint work of John Bowlby and Mary Ainsworth (Ainsworth & Bowlby, 1991 ). Drawing on concepts from ethology, cybernetics, information processing, developmental psychology, and psychoanalysts, John Bowlby formulated the basic tenets of the theory.
What is attachment theory according to Inge Ainsworth?
INGE BRETHERTON. Attachment theory is the joint work of John Bowlby and Mary Ainsworth (Ainsworth & Bowlby, 1991 ). Drawing on concepts from ethology, cybernetics, information processing, developmental psychology, and psychoanalysts, John Bowlby formulated the basic tenets of the theory.
Are attachment behaviors innate or learned?
In 1935, Konrad Lorenz showed that attachments were innate in ducklings, which meant that it had a survival value for them. Bowlby extended that idea to the human race. In his attachment theory, Bowlby believed that attachment behaviors are instinctive.
What is the significance of Bowlby’s theory of attachment?
Bowlby believed that the earliest bonds formed by children with their caregivers have a tremendous impact that continues throughout life. He suggested that attachment also serves to keep the infant close to the mother, thus improving the child’s chances of survival.