TY  - BOOK
AU  - Freeman,Eric
AU  - Robson,Elisabeth
TI  - Design patterns
T2  - Head first series
SN  - 9781492078005
AV  - QA76.76 .F72 2020 
U1  - 005.1 23
PY  - 2021///]
CY  - Beijing [China], Boston [MA]
PB  - O'Reilly
KW  - Computer software
KW  - Development
KW  - Object-oriented methods (Computer science)
KW  - Software patterns
KW  - Java (Computer program language)
N1  - "A brain-friendly guide" -- Cover; "Building extensible & maintainable object-oriented software"--Cover; Previous edition: Sebastopol, California: O'Reilly, 2004; Includes index; Edition statement from front cover; Welcome to design patterns -- Keeping your objects in the know -- Decorating Objects -- Baking with OO Goodness -- One-of-a-kind Objects -- Encapsulating algorithms -- Well-managed collections -- The state of things -- Controlling Object access -- Patterns of patterns -- Patterns in the real world -- Appendix
ER  -