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php Programming Glossary: tryHow to properly set up a PDO connection http://stackoverflow.com/questions/11369360/how-to-properly-set-up-a-pdo-connection connect_pdo protected dbh public function __construct try db_host ' ' hostname db_name ' ' databasename db_user ' ' username..
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 two or more tables using an inner join See the wikipedia entry for additional info How to use a union query Left and Right.. to 89 may seem much less intuitive but all I can say is to try it as it is much easier to understand when the queries start.. example database that has the following structure. I will try to think of common mistakes that are made when starting out..
Reference - What does this error mean in PHP? http://stackoverflow.com/questions/12769982/reference-what-does-this-error-mean-in-php My Page title html ... The session_start function will try to send headers with the session cookie to the client. But PHP..
Why shouldn't I use mysql_* functions in PHP? http://stackoverflow.com/questions/12859942/why-shouldnt-i-use-mysql-functions-in-php interaction further mappers like Paris Idiorm are worth a try. Just like nobody uses the bland DOM in JavaScript anymore you..
Best way to use PHP to encrypt and decrypt passwords? [duplicate] http://stackoverflow.com/questions/1289061/best-way-to-use-php-to-encrypt-and-decrypt-passwords you decrypt it you get some funny looking text if you try to decrypt. Is there a php function that accepts values that..
Are PDO prepared statements sufficient to prevent SQL injection? http://stackoverflow.com/questions/134099/are-pdo-prepared-statements-sufficient-to-prevent-sql-injection text Again this particular example isn't that great but I try not to spend too much time thinking up real attacks and even..
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 by '. If you mix both. First you should slap yourself then try to use ' instead or and ^ΓΈ to replace ^ . share improve this..
Reference: all basic ways to sort arrays and data in PHP http://stackoverflow.com/questions/17364127/reference-all-basic-ways-to-sort-arrays-and-data-in-php most basic methods are already covered by deceze I would try to look at other types of sort Sorting with SPL SplHeap class..
“Warning: Cannot modify header information - headers already sent by” error [duplicate] http://stackoverflow.com/questions/1912029/warning-cannot-modify-header-information-headers-already-sent-by-error sent by PHP i keep receiving this error each time i try to submit the a form deletion form. Warning Cannot modify header.. before the headers line 47 and where the item is that was trying to send a header after output line 106 . share improve this..
PHP + MySQL transactions examples http://stackoverflow.com/questions/2708237/php-mysql-transactions-examples working with transactions looks like this semi pseudo code try First of all let's begin a transaction db beginTransaction A..
http://stackoverflow.com/questions/279170/utf-8-all-the-way-through every received string as being valid UTF 8 before you try to store it or use it anywhere. PHP's mb_check_encoding does..
Simple “Long Polling” example code? http://stackoverflow.com/questions/333664/simple-long-polling-example-code the clients internet connection dies it will timeout then try and reconnect this is inherent in how long polling works no..
How to squeeze error message out of PDO? http://stackoverflow.com/questions/3726505/how-to-squeeze-error-message-out-of-pdo # dbh setAttribute PDO ATTR_ERRMODE PDO ERRMODE_WARNING try sth dbh prepare '@ T ' print_r sth print_r dbh errorInfo catch..
php execute a background process http://stackoverflow.com/questions/45953/php-execute-a-background-process is doing and if it's still running. function isRunning pid try result shell_exec sprintf ps d pid if count preg_split n result..
How should a model be structured in MVC? http://stackoverflow.com/questions/5863870/how-should-a-model-be-structured-in-mvc this public function CheckUsername connection username try data array data 'Username' username SQL sql SELECT Username.. tables. Anyone who tells you otherwise is most likely trying to 'sell' another brand new ORM or a whole framework. What..
How to get useful error messages in PHP? http://stackoverflow.com/questions/845021/how-to-get-useful-error-messages-in-php programming in PHP quite frustrating. Quite often I will try and run the script and just get a blank screen back. No error.. out code entering echo statements everywhere etc. trying to narrow down the problem. But there surely must be a better..
http://stackoverflow.com/questions/951373/when-is-eval-evil-in-php is the only the right solution. For most cases one should try something else. If unsure goto 2. Else be very very careful...
How to evaluate formula passed as string in PHP? http://stackoverflow.com/questions/1015242/how-to-evaluate-formula-passed-as-string-in-php variables and functions which are stored in the object. Try it it's fun METHODS m evalute expr Evaluates the expression..
Disable PHP in directory (including all sub-directories) with .htaccess http://stackoverflow.com/questions/1271899/disable-php-in-directory-including-all-sub-directories-with-htaccess php apache .htaccess share improve this question Try to disable the engine option in your .htaccess file php_flag..
How to mimic StackOverflow Auto-Link Behavior http://stackoverflow.com/questions/1925455/how-to-mimic-stackoverflow-auto-link-behavior string stackoverflow.com share improve this question Try this out. The URL matching regex pattern is from Daring Fireball..
http://stackoverflow.com/questions/1975461/file-get-contents-with-https php curl file get contents share improve this question Try the following script to see if there is an https wrapper available..
Truncate a multibyte String to n chars http://stackoverflow.com/questions/2154220/truncate-a-multibyte-string-to-n-chars string truncate multibyte share improve this question Try this function truncate string chars 50 terminator ' cutPos chars..
Create a CSV File for a user in PHP http://stackoverflow.com/questions/217424/create-a-csv-file-for-a-user-in-php extension. php mysql csv share improve this question Try header Content type text csv header Content Disposition attachment..
PHP Mcrypt - Encrypting / Decrypting file http://stackoverflow.com/questions/2448256/php-mcrypt-encrypting-decrypting-file Mcrypt Encrypting Decrypting file Trying to write a couple of functions that will encrypt or decrypt.. file php file mcrypt share improve this question Try this PHP5 class for encryption using mcrypt. In this case it's..
How to decode Unicode escape sequences like “\u00ed” to proper UTF-8 encoded characters? http://stackoverflow.com/questions/2934563/how-to-decode-unicode-escape-sequences-like-u00ed-to-proper-utf-8-encoded-cha utf 8 escaping decoding share improve this question Try this function replace_unicode_escape_sequence match return mb_convert_encoding..
Simple “Long Polling” example code? http://stackoverflow.com/questions/333664/simple-long-polling-example-code error textStatus errorThrown setTimeout waitForMsg Try again after.. 15000 milliseconds 15seconds document .ready..
http://stackoverflow.com/questions/3519939/make-curl-follow-redirects Erm... I don't think you're actually executing the curl... Try curl_exec ch ...after setting the options and before the curl_getinfo..
Detect Browser Language in PHP http://stackoverflow.com/questions/3770513/detect-browser-language-in-php _UA strtolower GLOBALS 'HTTP_USER_AGENT' Try to detect Primary language if several languages are accepted... foreach GLOBALS '_LANG' as K if strpos _AL K 0 return K Try to detect any language if not yet detected. foreach GLOBALS..
Secure hash and salt for PHP passwords http://stackoverflow.com/questions/401656/secure-hash-and-salt-for-php-passwords that you cannot use bcrypt or PHPASS at all. What then Try an implementation of PDKBF2 with the maximum number of rounds..
php regular expressions No ending delimiter '^' found in http://stackoverflow.com/questions/4634993/php-regular-expressions-no-ending-delimiter-found-in improve this question PHP regex strings need delimiters. Try numpattern ^ 0 9 Also note that you have a lower case o not..
How to create a simple 'Hello World' module in Magento? http://stackoverflow.com/questions/576908/how-to-create-a-simple-hello-world-module-in-magento frontName controller. This is NOT the MVC controller. Try the following URL and you'll get a 404 even if you had a fooAction..
Call php function from javascript http://stackoverflow.com/questions/7165395/call-php-function-from-javascript action div The PHP file myAjax.php php echo 'hello world ' Try it out http jsfiddle.net GRMule m8CTk . With a javascript library.. '#output' .html 'Bummer there was an error ' return false Try it out http jsfiddle.net GRMule WQXXT Don't rush out for jQuery..
Match a^n b^n c^n (e.g. “aaabbbccc”) using regular expressions (PCRE) http://stackoverflow.com/questions/7434272/match-an-bn-cn-e-g-aaabbbccc-using-regular-expressions-pcre regex 'aabcc' 0 var_dump preg_match regex 'abbcc' 0 Try it yourself http codepad.viper 7.com 1erq9v Explanation If you..
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result http://stackoverflow.com/questions/795746/warning-mysql-fetch-array-supplied-argument-is-not-a-valid-mysql-result problem which is causing result to be an invalid resource. Try checking for mysql_error after the line on which you run your..
How do I Sort a Multidimensional Array in PHP [duplicate] http://stackoverflow.com/questions/96759/how-do-i-sort-a-multidimensional-array-in-php share improve this question You can use array_multisort Try something like this foreach mdarray as key row dates key row..
SimpleXML: Selecting Elements Which Have A Certain Attribute Value http://stackoverflow.com/questions/992450/simplexml-selecting-elements-which-have-a-certain-attribute-value xpath simplexml netflix share improve this question Try this XPath object data @type me So myDataObjects simplexml xpath..
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