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php Programming Glossary: nowWhen to use single quotes, double quotes, and backticks? http://stackoverflow.com/questions/11321491/when-to-use-single-quotes-double-quotes-and-backticks understand the importance of being consistent and up until now I have essentially randomly used single quotes double quotes..
Why shouldn't I use mysql_* functions in PHP? http://stackoverflow.com/questions/12859942/why-shouldnt-i-use-mysql-functions-in-php may have to keep the rest of your sanitize function for now if your database and application flow expect HTML context safe..
What's the best method for sanitizing user input with PHP? http://stackoverflow.com/questions/129677/whats-the-best-method-for-sanitizing-user-input-with-php that user input can be filtered. PHP even has a now deprecated feature called magic quotes that builds on this idea...
How to extract img src, title and alt from html using php? http://stackoverflow.com/questions/138313/how-to-extract-img-src-title-and-alt-from-html-using-php me a little program to find and load all HTML files but now I am stuck at how to extract src title and alt from this HTML.. the tags may vary and I need all of them I don't really know how to parse this in an elegant way I could do it the hard char.. regex extract img share improve this question EDIT now that I know better Using regexp to solve this kind of problem..
Reference: Why does the PHP (or other server side) code in my Javascript not work? http://stackoverflow.com/questions/13840429/reference-why-does-the-php-or-other-server-side-code-in-my-javascript-not-wor The php echo 42 call resulted in the output 42 which is now in the spot where that code used to be. This resulting HTML.. code used to be. This resulting HTML Javascript code is now sent to the client where it gets evaluated. The alert call works..
The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead http://stackoverflow.com/questions/13944956/the-mysql-extension-is-deprecated-and-will-be-removed-in-the-future-use-mysqli should take this opportunity to migrate your application now before it's too late. Note also that this technique will suppress..
Using a regular expression to validate an email address http://stackoverflow.com/questions/201323/using-a-regular-expression-to-validate-an-email-address same web page as was the address. That's the only way to know you got the address of the person entering it which is why most.. of the person entering it which is why most mailing lists now use that mechanism to confirm sign ups. After all anybody can..
Reference - What does this symbol mean in PHP? http://stackoverflow.com/questions/3737139/reference-what-does-this-symbol-mean-in-php this This is a collection of questions that come up every now and then about syntax in PHP. This is also a Community Wiki..
Convert HTML + CSS to PDF with PHP? http://stackoverflow.com/questions/391005/convert-html-css-to-pdf-with-php HTML CSS to PDF with PHP Ok I'm now banging my head against a brick wall with this one. I have an.. fairly basic CSS to style it and renders fine in HTML. I'm now after a way of converting it to PDF. I have tried DOMPDF it.. problem I haven't figured out yet and kept dying with unknown node_type errors. Not sure where to go from here and Htmldoc..
Secure hash and salt for PHP passwords http://stackoverflow.com/questions/401656/secure-hash-and-salt-for-php-passwords unsafe. Taking this into consideration I'd like to know which mechanism to use for password protection. This question.. safer or unsafer In case I wasn't clear enough I want to know which hashing function s to use and how to pick a good salt.. in living out this nightmare I learned A LOT I didn ™t know about password cracking storage and complexity. I ™ve come to..
How do you use bcrypt for hashing passwords in PHP? http://stackoverflow.com/questions/4795385/how-do-you-use-bcrypt-for-hashing-passwords-in-php do you use bcrypt for hashing passwords in PHP Every now and then I hear the advice Use bcrypt for storing passwords.. user password and no state can be precomputed without the knowledge of both. Because of this key difference bcrypt is a one.. cannot retrieve the plain text password without already knowing the salt rounds and key password . Source Using PHP 5.5 DEV..
http://stackoverflow.com/questions/5166087/php-global-in-functions appears to be dangerous ... but it may just be a lack of knowledge. I am interested for documented e.g. with example of code.. view doesn't matter. Since the Global topic comes up every now and then we could use a good canonical answer to link against... your code depend on the outside. Which means you have to know the full global state your application is in before you can..
How should a model be structured in MVC? http://stackoverflow.com/questions/5863870/how-should-a-model-be-structured-in-mvc layer or in this case librarian . The librarian class knows how to find a book and how to store find remove it. If you.. to take a book from the library then librarian DataMapper knows how to save information about the book which has a value TRUE.. the book which has a value TRUE in field book taken and knows that it should be associated with a table for visitors . When..
Reference: What is a perfect code sample using the MySQL extension? [closed] http://stackoverflow.com/questions/6198104/reference-what-is-a-perfect-code-sample-using-the-mysql-extension at all or is confronted with a failing query and doesn't know how to fix it. To pre empt PDO discussion Yes it will often.. a long way with this library and is unlikely to change it now. Also the mysql_ family of functions is perfectly safe if used..
http://stackoverflow.com/questions/757675/website-screenshots-using-php php5 cli and the tools mentioned above. EDIT i noticed now that the wkhtmltopdf team is working on another project wkhtmltoimage..
http://stackoverflow.com/questions/8028957/headers-already-sent-by-php drop redundant from scripts. Error source mentioned as Unknown on line 0 It's typically an PHP extension or php.ini setting.. by NicholasSolutions only available via Internet Archive now but is one of the more thorough answers. Explains HTTP en detail..
How can an SQL query return data from multiple tables http://stackoverflow.com/questions/12475850/how-can-an-sql-query-return-data-from-multiple-tables relates to the models column of the cars table we have. Now we know that the models table has an ID of 1 for Sports so lets.. a.ID b.model from cars a join models b on a.model b.ID Now back to the request. As you can see we have the information.. written but we need to use a third table which is colors. Now our main information table cars stores the car color ID and..
Why shouldn't I use mysql_* functions in PHP? http://stackoverflow.com/questions/12859942/why-shouldnt-i-use-mysql-functions-in-php print row title row html Et voil . Your code is using PDO. Now it's time to actually utilize it. Bound parameters can be easy..
Simplest PHP example for retrieving user_timeline with Twitter API version 1.1 http://stackoverflow.com/questions/12916539/simplest-php-example-for-retrieving-user-timeline-with-twitter-api-version-1-1 array 'screen_name' 'usernameToBlock' 'skip_status' '1' Now that you've set up what you want to do with the API it's time..
How to 'insert if not exists' in MySQL? http://stackoverflow.com/questions/1361340/how-to-insert-if-not-exists-in-mysql ENGINE InnoDB DEFAULT CHARSET latin1 Now imagine that we have an automatic pipeline importing transcripts..
How do you use bcrypt for hashing passwords in PHP? http://stackoverflow.com/questions/4795385/how-do-you-use-bcrypt-for-hashing-passwords-in-php a few implementations of Blowfish in different languages. Now Blowfish is also available in PHP via mcrypt but how does that..
http://stackoverflow.com/questions/603201/using-comet-with-php is complete waiting for a new request from the client. PHP Now considering the other side of the problem even if you resolve..
Able to see a variable in print_r()'s output, but not sure how to access it in code http://stackoverflow.com/questions/6322084/able-to-see-a-variable-in-print-rs-output-but-not-sure-how-to-access-it-in-c you need to use again the to access the view member of it. Now view is different because it's an array. You access values of..
How do I enable error reporting in PHP? [duplicate] http://stackoverflow.com/questions/6575482/how-do-i-enable-error-reporting-in-php moved my site from a shared server to my own server. Now when I have a PHP error I get a 500 Internal Server Error. At..
How to calculate the difference between two dates using PHP? http://stackoverflow.com/questions/676824/how-to-calculate-the-difference-between-two-dates-using-php of the form Start Date 2007 03 24 End Date 2009 06 26 Now I need to find the difference between these two in the following..
http://stackoverflow.com/questions/757675/website-screenshots-using-php You have to install it on your server as well.. UPDATE Now with new HTML5 and JS feature is also possible to render the..
Who should handle the conditions in complex queries, the data mapper or the service layer? http://stackoverflow.com/questions/11942842/who-should-handle-the-conditions-in-complex-queries-the-data-mapper-or-the-serv if unset second value for range of dates would default to NOW in mapper mapper new ArticleCollectionMapper mapper fetch list..
Forcing to download a file using PHP http://stackoverflow.com/questions/1465573/forcing-to-download-a-file-using-php Click here to download an example of the CSV file a NOW the contents of my csv.php file header 'Content Type application..
How can I throttle user login attempts in PHP http://stackoverflow.com/questions/2090910/how-can-i-throttle-user-login-attempts-in-php 1 AS failed FROM failed_logins WHERE attempted DATE_SUB NOW INTERVAL 15 minute If the number of attempts over the given.. 1 AS failed FROM failed_logins WHERE attempted DATE_SUB NOW INTERVAL 15 minute ' result mysql_query sql if mysql_affected_rows..
http://stackoverflow.com/questions/346770/dealing-with-timezones-in-php timezone using the CURRENT_TIMESTAMP attribute or the NOW function. This way I don't have to consider what timezone was.. storing the timestamp when usage of CURRENT_TIMESTAMP or NOW is not an option storing a PHP generated timestamp will store..
Insert/update helper function using PDO http://stackoverflow.com/questions/3773406/insert-update-helper-function-using-pdo . . _POST 'd' query UPDATE table SET .dbSet fields . stamp NOW WHERE id id it makes code quite DRY and easy but flexible at.. 'd' query UPDATE table SET .dbSet fields values . stamp NOW WHERE id values id dbh prepare query dbh execute values This..
MySQL or PHP is appending a  whenever the £ is used http://stackoverflow.com/questions/386378/mysql-or-php-is-appending-a-whenever-the-is-used ' datacash_ref' ' amount' ' sales_date' ' domain' NOW ' agent_added' result mysql_query sql or die mysql_error if..
How do i “echo” a “Resource id #6” from a MySql response in PHP? http://stackoverflow.com/questions/4290108/how-do-i-echo-a-resource-id-6-from-a-mysql-response-in-php question i have this datos1 mysql_query SELECT TIMEDIFF NOW ' . row 'fecha' . ' echo datos1 But the result is Resource id.. for example result mysql_query sprintf SELECT TIMEDIFF NOW ' s' as time_delta row 'fecha' if result data mysql_fetch_assoc..
Fatal error: Call to a member function fetch_assoc() on a non-object http://stackoverflow.com/questions/5121027/fatal-error-call-to-a-member-function-fetch-assoc-on-a-non-object FROM `image_votes` AS score SELECT DATEDIFF NOW date_uploaded AS diff DESC LIMIT . this page_size . OFFSET lower..
http://stackoverflow.com/questions/5768380/php-mysql-and-time-zones time zones with MySQL DATE How to insert values using NOW . Do these need to be converted somehow either before or after.. do if they have previously inserted data e.g. using NOW without worrying about the time zone to make sure everything.. This will cause all datetimes handled by MySQL including NOW to be handled sanely. Always use DATETIME never use TIMESTAMP..
Enabling error display in php via htaccess only http://stackoverflow.com/questions/6127980/enabling-error-display-in-php-via-htaccess-only display_errors on php_flag html_errors on and the pages NOW display Internal server error php .htaccess error handling..
Doing calculations in MySQL vs PHP http://stackoverflow.com/questions/6449072/doing-calculations-in-mysql-vs-php in the last 24 hours would be returned via an SQL query NOW 1 day There's a debate going on between a fellow developer and.. what about examples like Calculating a 24 period using NOW 1 day in SQL to select all users created in last 24 hours Return..
Path of assets in CSS files in Symfony2 http://stackoverflow.com/questions/9500573/path-of-assets-in-css-files-in-symfony2 This allows also for the symlink usage. BUT ANYWAY CAUTION NOW As now the originals are not there anymore rm Rf there are only..
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