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Java: The Good Parts pot

Java: The Good Parts pot

Java: The Good Parts pot

... of the use of certain parts of the language, and a better understanding of why those parts of the language are useful, when to use them, and when to avoid other solutions. Along the way, there ... methods in the Java language are defined by their name and by the types of their arguments (the objects that are passed in to the method) and their return values (the object, if there is one, ... can find the code in the code for the class itself. If the method has not been overridden, you can look at the most direct parent of the class and apply the same search strategy. There are...
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JavaScript: The Good Parts pot

JavaScript: The Good Parts pot

... at the top of the function, not in blocks. The if statement changes the flow of the program based on the value of the expres-sion. The then block is executed if the expression is truthy; otherwise, ... contain good parts and bad parts. I discovered that Icould be a better programmer by using only the good parts and avoiding the bad parts. After all, how can you build something good out of bad parts? It ... has an exponent part, then the value of the literal is computed bymultiplying the part before the e by 10 raised to the power of the part after the e.So100 and 1e2 are the same number.Negative...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P1 pptx

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P1 pptx

... dead” and then, from the other side, “PHP is forhobbyists.” But all one has to look at is the ramp-up rate of downloads for the ZendFramework, Magento, or Drupal to realize that the simplicity ... world.In the last several years, many members of the PHP community have been debatingwhether the language is enterprise ready: can it be trusted to handle the big projectsand weights? Given the ... description of what each does.2 | Chapter 1: The Good Parts Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark.PHP: The Good Parts Peter B. MacIntyreBeijing•Cambridge•Farnham•Köln•Sebastopol•Taipei•TokyoPlease...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P2 doc

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P2 doc

... ;} The first part of this statement ($i = 0) sets the initial value for the loop, and the partafter the semicolon is the portion of the statement that repeatedly tests to determinewhether the ... those of the web server. The code above merely sets the value of the cookie on the client’s machine. The otherside of the equation is how to retrieve that data when you want it at some other pointin ... sense. The value within the brackets is the item being tested, followed by eachvalue for the case that you want to evaluate. Finally, if there are other possible values,encase them within the...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P3 doc

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P3 doc

... effectively from one page to the next; the difference lies in the method of passing the information. The $_POST array does not use the query string in the URL of the calledfile as the transport method, ... through the haystack for the specified needle and, if theyfind it, will return the portion of the string from the beginning of the needle to the endof the haystack. If the needle is not found, ... fox jumps over the lazy ” The trim function looks at both ends of the string for the supplied characters and stripsthem out. Notice that the spaces remain at the beginning and the end of this...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P4 docx

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P4 docx

... . round($avgGrades,2) ; The sum of the provided grades is: 564 The average of these grades is: 80.57This code also uses the round function to clean up the display of the average value andkeep ... code, you can reference the elements of an array by their keys, surrounded bysquare brackets. If we want to take the value of the third element of the array the contents being the number 3 in this ... already know the key order and their values, as the keynumbers here are hardcoded. Notice that the last line of code in the above example isnot “forcing” the key number inside the square brackets;...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P5 ppt

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P5 ppt

... previously. We then save his comments upon the submission of the form and move on to the next survey question. Here is the code for the first page (the <?php tags are included here because there are ... verify that the directory exists, we simply direct the browser to the first pageof the survey.Now that we are on the first page of the survey (see Figure 7-2), the form is ready for the user to ... can see, the first thing that we do is open a new session to pass the visitor’sinformation on to subsequent pages. Then we perform a test to determine whether the form further down in the code...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P6 doc

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P6 doc

... the footer) and the top of the next page (to show the header).You can suppress the header or footer on a certain page by querying the value of the page number with the returned value from the ... the creation of both the origin and the destination parts; notice the use of the FPDF write method, whichis another way to send text to the document (as opposed to using the cell method):require(" ... add a page with the AddPage method,set our output font, define the cell (location) for our string of output, and then—using the Output method—display the PDF in the browser. The actual browser...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P7 ppt

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P7 ppt

... the width and height of the chart to the constructor. Then we simply start using the methods available to us to build the chart.We can control the look of the title of the chart by setting the ... will alternate as the table is constructed row by row. The final call to the cell() method in this BuildTable() method draws the bottom of the table and closes off the columns. The result of executing ... that it uses the specific sublibrary for bar charts to workproperly. Other than the proper selection of the sublibrary, there is really not too muchdifference in the approach—there are specific...
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Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P8 docx

Tài liệu PHP: The Good Parts: Delivering the Best of PHP- P8 docx

... output: The Eagle has landed The Eagle has landed The Eagle has landed The Eagle has landed The Eagle has landed The Eagle has landedAs you can see, this is the dreaded endless loop, which the goto ... time values from the server; to do this, simply provide the string “now” as the first parameter. The following code does the same as the otherexamples, except that it gets the date and time ... days'); The diff method is called on one of the DateTime objects with the object of the otherDateTime being passed in as a parameter. Then we prepare the browser output with the format method...
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