praise for growing objectoriented software

... on Automatic Downloads for music, apps, or books: Go to Settings > iTunes & App Stores. For more information about iCloud, go to www.apple.com/icloud For support information, go to www.apple.com/support/icloud ... the buttons control the volume for the ringer, alerts, and other sound effects WARNING: For important information about avoiding hearing loss, see Important safety information on page 146 Volume ... restoring iPhone software 152 Software and service information 153 Using iPhone in an enterprise environment 153 Using iPhone with other carriers 153 Disposal and recycling information 155 Apple

Ngày tải lên: 23/03/2014, 03:20

... cansqueeze into these pages, it is important for you to rememberthat they are just a starting point The most important thing is foryou to take on board the Lazy Way for yourself and, in doing so,it will ... tooffer a clear, controlled structure for debate What is lazy aboutit? The students run it Before you start, communicate a maximum time limit thatanyone can speak for Remember, even thirty seconds ... therefore avoid the charge justly levelled atsome of its antecedents – that it’s not much more than a populistcollection of superficially attractive but learning- and evidence-litetips-for-teachers

Ngày tải lên: 24/03/2014, 14:21

... applies especially for on-demand updates for improved redundancy or adaptive task allocation Methodologies for efficient software man-agement in WSN need to be investigated for operating and maintaining ... profile-matching methods for operation and management of wireless sensor networks (WSNs) We developed a scheme for on-demand software reconfiguration and node repro-gramming for software updates and ... usually able to run a single task only) [8], new approaches for efficient software engineering and software management are needed An overview of software management techniques in WSNs is given by Han

Ngày tải lên: 22/06/2014, 22:20

... ordered in quantity for bulk purchases or special sales For more information, please contact U.S Corporate and Government Sales, 1-800-382-3419, corpsales@pearsontechgroup.com For sales outside ... copy their formulas They also worry that their formulas would lose their ability to predict risk if consumers knew exactly how to beat them We know more about the formulas than ever before, and ... shared their experi-ences, opinions, praise, and criticism Your letters and emails helped shape the information in this book and inspired me to keep digging for answers that could make a real difference

Ngày tải lên: 28/06/2014, 17:20

... initialization procedure for a Stream object, albeit in this case for a single data member Therefore, all constructors of Stream and its derived classes may invoke Init before or after performing any specialized ... simple and conceptually sound Unfortunately, Smalltalk was also inefficient at that time and therefore, found little support for commercial software development In an effort to incorporate classes ... collector in C# is an automatic memory management scheme that scans for objects that are no longer referenced and are therefore eligible for destruction Hence, memory allocated to an object is recouped

Ngày tải lên: 05/08/2014, 10:20

... used for debugging purposes, the ToString virtual method returns a string thatprovides information about an object It allows the client to determine where and howinformation is displayed—for example, ... that of another For example, in order to add a value of type float to avalue of type int, the integer value must first be converted to a floating-point numberbefore addition is performed In C#, there ... integerhash code for each object that is used as a key in the many hash tables available inSystem.Collections The hash code, however, is only a necessary condition for equalityand therefore obeys the

Ngày tải lên: 05/08/2014, 10:20

... 2for StatementForStmt = "for" "(" ForInitializer? ";" ForCondition? ";" ForIterator? ")" EmbeddedStmt and is equivalent to the following statements: ForeachStmt ... "foreach" "(" Type Identifier "in" Expr ")" EmbeddedStmt The foreach statement enumerates the elements of a given collection and executes the embedded statement for ... that determines when to terminate theloop C# provides four kinds of loops: while, do-while, for, and foreach statements while Statement The syntax of the while loop is: EBNF WhileStmt = "while"

Ngày tải lên: 05/08/2014, 10:20

... books may be purchased for educational, business, or sales promotional use Online editions are also available for most titles (http://my.safaribooksonline.com) For more information, contact our ... comes in all shapes and sizes, formats and encodings. To work effectively with your data, you often have to manipulate and transform it into a common format to allow for efficient processing, sorting, ... enough 117 Default formats are unsuitable for files 124 Save with dump and restore with load 133 Generic file I/O with pickle is the way to go! 137 ['Is this the right room for an argument?',

Ngày tải lên: 05/08/2014, 22:21

... of ourselves For now, consider the standard open-process-close code in Python: Let’s use IDLE to get a feel for Python’s file-input mechanisms. Trang 12Man: Is this the right room for an argument?Other ... a closer look at the data Look closely at the data It appears to conform to a specific format: Man: Is this the right room for an argument? Other Man: I’ve told you once. Man: No you haven’t! ... doesn’t conform to the expected format…which can’t be good. The case of the missing colon Some of the lines of data contain no colon, which causes a problem when the split() method goes looking for

Ngày tải lên: 05/08/2014, 22:21

... really coming along. Trang 10unsuitable formatDefault formats are unsuitable for files Although your data is now stored in a file, it’s not really in a useful format Let’s experiment in the IDLE ... comes in all shapes and sizes, formats and encodings. To work effectively with your data, you often have to manipulate and transform it into a common format to allow for efficient processing, sorting, ... DriveBefore taking your code for a test drive, you need to do the following:1 Make the necessary changes to nester and install the amended module into your Python environment (see Chapter 2 for

Ngày tải lên: 05/08/2014, 22:21

... print(sorted(set([sanitize(t) for t in james]))[0:3]) print(sorted(set([sanitize(t) for t in julie]))[0:3]) print(sorted(set([sanitize(t) for t in mikey]))[0:3]) print(sorted(set([sanitize(t) for t in sarah]))[0:3]) ... (with a new file format) I love what you’ve done, but I can’t tell which line of data belongs to which athlete, so I’ve added some information to my data files to make it easy for you to figure ... too. 4 Call the function for an athlete and adjust the “print()” statement as needed. We are showing only these two lines of code for one athlete (because repeating it for the other three is

Ngày tải lên: 05/08/2014, 22:21

... and uses at the title for the start of a HTML... “POST” or “GET” def start_form(the_url, form_type="POST"): return('') This function returns the HTML for the start of a form and lets the caller ... described Let’s get to know the yate code before proceeding with the rest of this chapter For each chunk of code presented, you were to provide... u_string = '' for item in items: u_string += '' + ... A simple for loop does all the work, adding a LI to the UL element with each iteration def header(header_text, header_level=2): return('' + header_text + '')... start_form() and end_form() functions

Ngày tải lên: 05/08/2014, 22:21

... what format that stringed data will arrive You need an data interchange format, something like XML or JSON Frank: Hmm…I’ve heard XML is a hound to work with…and it’s probably overkill for this ... the JSON library. Create a list of lists. Transform the Python list-of-lists into a JSON list of lists. The format is similar, but different. Transform the JSON list of lists back into one that ... Internet will be formatted using JSON. 1 2 Trang 16ask for an athleteYou were to assume that you have a CGI script called cgi-bin/ generate_data.py, which, when called requests the data for a named

Ngày tải lên: 05/08/2014, 22:21

... like, with one row of data for each athlete. This is what the data in the “timing_data” table might look like, with multiple rows of data for each athlete and one row for each timing value. If ... arrange for your data to be inserted into them, the NUAC’s data would be in a format that should make it easier to work with Looking at the tables, it is easy to see how to add a new timing value for ... NOT NULL, FOREIGN KEY (athlete_id) REFERENCES athletes) This is a new attribute that should make it easy to guarantee uniqueness. Note how this schema “links” the two tables using a foreign key.

Ngày tải lên: 05/08/2014, 22:22

... entered time for a 20k run (59:59) falls between these two values on the pace sheet. Trang 2close enoughSearch for the closest match All you need to do is search the row of data for the closest ... tm2secs2tm import time2secs, secs2time def find_nearest_time(look_for, target_data): what = time2secs(look_for) where = [time2secs(t) for t in target_data] res = find_closest(what, where) return(secs2time(res)) ... tm2secs2tm.py module looks like it might help This function ensures that all times are formatted in “HH:MM:SS” format This helps keep things simple when doing conversions to seconds. Now that you

Ngày tải lên: 05/08/2014, 22:22

... design for a big screen, for a mouse, for a physical keyboard (yet), or even for a physical always-on A/C power supply Instead, platform realities must shape and guide your development Fortunately, ... development for the iPhone and iPod touch, as well as possible yet-to-be-announced platforms, this book refers to the target platform as iPhone for the sake of simplicity When developing for the ... than a new class) For those recipes, look for separate m and h files in addition to the skeletal main.m that encapsulates the rest of the story For the most part, the samples for this book use

Ngày tải lên: 13/08/2014, 18:20