Download PHP & MySQL Everyday Apps For Dummies (For Dummies (Computer by Janet Valade PDF

Posted On April 11, 2017 at 7:32 am by / Comments Off on Download PHP & MySQL Everyday Apps For Dummies (For Dummies (Computer by Janet Valade PDF

By Janet Valade

Personal home page and MySQL daily Apps For Dummies is a one-stop reference offering all you must construct dynamic, real-world, ready-to-use apps with the preferred personal home page (a scripting language) and MySQL (a database process) software program. The booklet is a hands-on, go-to-guide that Walks you thru fitting the functions documents from the CD-ROM and constructing your programming environmentContains the entire code had to create seven purposes: person authentication with HTTPUser loginOn-line catalogShopping cartContent administration systemWeb forumBuilding and dealing with a mailing checklist (on the CD-ROM)Automates the programming strategy and walks you thru construction the applying from begin to finishExplains the right way to write safe codeFeatures whole code—not simply snippets, yet smartly assembled programs with “instant” real-world functionalityShows how you can construct the functions in kinds -- procedural and object-oriented programming -- delivering programmers who are looking to change to the object-oriented approach to coding (which is new in personal home page 5!) with the basic know-howIncludes a better half CD-ROM that includes each line of code within the functions from the ebook plus an advantage bankruptcy that indicates the way to construct a mailing listInformation on every one software features a dialogue of concerns, constitution of the database, code listings, and a proof of the code. you should use those functions as is, regulate them to be used in your website, or construct your individual program utilizing suggestions defined. if you'd like real-world internet apps you should use instantly, this can be the booklet for you.Note: CD-ROM/DVD and different supplementary fabrics aren't incorporated as a part of publication dossier.

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Then, a variable called $login would be available. = “yes”) { echo “You are not logged in”; } However, this code also doesn’t check where the information came from. If the user accessed your site with the login variable in the URL, the user would appear to be logged in. The most secure programming checks the source of the information. You should leave register_globals turned off, which is the default, and get the information from the appropriate superglobal array. This alone isn’t enough for secure programming.

It’s not a real name. Regular expressions consist of literal characters and special characters. Literal characters are normal characters, with no other special meaning. A c is a c with no meaning other than it’s one of the 26 letters in the English alphabet. Special characters have special meaning in the pattern, such as the asterisk (*) when used as a wild card. Table 2-1 shows the special characters used in regular expressions. Table 2-1 Special Characters Used in Patterns Character Meaning Example Match Not a Match ^ Beginning of line.

If your script will only retrieve data from the database, only SELECT permission is needed by the account that accesses the database. You can provide even more security by using different accounts for different purposes. You can set up one account with SELECT permission only and a different account for use with INSERT queries that doesn’t have SELECT permission. Thus, if one account is compromised, the damage it can do is limited. When you set up an account, you specify the password, the name of the computer allowed to access the database using this account, and the permissions.

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