head first java programming phần 6 pot

... 214 Chapter 6 programming toolbox CHAPTER 6 Your Programming Toolbox You’ve got Chapter 6 under your belt. Let’s look back at what you’ve learned in this chapter: Programming Tools * ... discount. you are here 4 199 modular programming The transaction file is working great, too coffee_pos.py 000350 064 32425412474321 WORKOUT 0000150 764 9 463 8 564 243 26 DONUT The descripti...

Ngày tải lên: 12/08/2014, 19:20

... two) Multi-dimensional array 1 86 Chapter 6 real-world format strings Head First: Format String, it’s a pleasure to meet you. Format String: The pleasure is all mine. Head First: You’re not just used ... see what sort of data you will need to generate: 62 18 967 25740 561 80000220 LATTE 75 362 847324839070000120 TEA 9334337 468 4577850000150 DONUT 4 265 7423454758780000095 GRAIN B...

Ngày tải lên: 12/08/2014, 19:20

... Sorting sounds tricky is there a “best” way? 8 .65 9.12 8.45 7.81 8.05 7.21 8.31 9.12 8 .65 8.45 8.31 8.05 7.81 7.21 highest _score 9.12 second_ highest 8 .65 third_ highest 8.45 The unsorted data An ... number. The results file. Johnny 8 .65 Juan 9.12 Joseph 8.45 Stacey 7.81 Aideen 8.05 Zack 7.21 Aaron 8.31 The results in the file look like this. Name Score Johnny 8 .65 Juan 9.12 Jo...

Ngày tải lên: 12/08/2014, 19:20

... was intended for the Head- Ex depot in Cambridge, MA, or the Head- Ex depot in Cambridge, England. You need some way to prevent users from entering ambiguous data in the depot field. Think about ... the depot Entry field in the Head- Ex program with a set of radio buttons, you prevent users from entering ambiguous depot names. That way, they will be able to choose one, and only one,...

Ngày tải lên: 12/08/2014, 19:20

... 291 guis and data HEAD- EX HEAD- EX Things are going great at Head- Ex The GUI system is easy to use, and by restricting the depots with an option menu, the quality of the entered data is spot on. This ... the same. Depot: Save The user could select a depot from an option menu. 280 Chapter 8 depot buttons Pool Puzzle Solution This is the section of the program that creates the depot r...

Ngày tải lên: 12/08/2014, 19:20

... here? 348 Chapter 9 programming toolbox CHAPTER 9 Your Programming Toolbox You’ve got Chapter 9 under your belt. Let’s look back at what you’ve learned in this chapter: Programming Tools * ... not legal? Jim: Well it depends on the programming language. Joe: Don’t tell me this is something that only works with Python?!? Jim: No there are lots of programming languages that allow yo...

Ngày tải lên: 12/08/2014, 19:20

... widget, 3 36 338, 340–345, 348 Text() widget, 261 , 263 , 266 – 267 , 269 , 292 data storage, 129–130 data structures, 131, 150. (see also arrays; hashes) list of, 152 returning from functions, 164 – 167 database, ... index D data entry widgets Checkbutton() widget, 331–335, 348 Entry() widget, 261 – 262 , 266 – 267 , 269 , 292 model for, 2 76 278, 285, 292 OptionMenu() widget, 284–290, 292...

Ngày tải lên: 12/08/2014, 19:20