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php Programming Glossary: moreReference - What does this error mean in PHP? http://stackoverflow.com/questions/12769982/reference-what-does-this-error-mean-in-php won't be able to submit any header. If your file has more than one block in it you should not have any spaces in between..
Why shouldn't I use mysql_* functions in PHP? http://stackoverflow.com/questions/12859942/why-shouldnt-i-use-mysql-functions-in-php reasons were already mentioned. For newcomers there's a more significant incentive to stop using the dated mysql_ functions... enclosed string values variables. The advantage becomes more obvious for lengthier code. Often string variables aren't just.. _POST So much simplicity. But let's get back to some more rewriting advises and technical reasons on why you may want..
Using a regular expression to validate an email address http://stackoverflow.com/questions/201323/using-a-regular-expression-to-validate-an-email-address a simple function instead of several short expression in a more complex function. php regex email email validation share.. complicated for primitive regular expressions although the more sophisticated grammatical patterns in Perl PCRE and PHP can.. establish a de facto standard for e mail addresses that is more restrictive than the recorded formal standard. That is no better..
http://stackoverflow.com/questions/279170/utf-8-all-the-way-through issue the Content Type MIME header yourself which is just more work but has the same effect. Input Unfortunately you should.. following sub bullets are not necessary or even valid anymore for modern HTML. My understanding is that browsers will work..
How do you parse and process HTML/XML in PHP? http://stackoverflow.com/questions/3577641/how-do-you-parse-and-process-html-xml-in-php with major desktop web browsers. We might see more dedicated parsers once HTML5 is finalized. There is also a blogpost.. but it really depends on your use case. You can write more reliable parsers but writing a complete and reliable custom..
Secure hash and salt for PHP passwords http://stackoverflow.com/questions/401656/secure-hash-and-salt-for-php-passwords ™ve come to appreciate why password storage is ever so much more important than password complexity. If you don ™t know how your.. can actually reduce entropy by making the password scheme more predictable. I do agree. Randomess as truly random as possible.. yourself a good wrapper or use something like PHPASS for a more legacy implementation. I recommend a minimum of 12 rounds of..
http://stackoverflow.com/questions/8028957/headers-already-sent-by-php PHP page output page title head body h1 Content h1 p Some more output follows... p and a href img src about note ... The page.. invocation failed. The message in the inner parenthesis is more crucial. It mentions auth.php and line 52 as the source of premature.. are the culprit. Again phptags whitespace .php fixes that more easily. Likewise phptags unclosed . includes could drop redundant..
What is the difference between a language construct and a “built-in” function in PHP? http://stackoverflow.com/questions/1180184/what-is-the-difference-between-a-language-construct-and-a-built-in-function-in simplified to a set of language constructs before parsing. More info Backus Naur form the syntax used to define formal languages..
Why shouldn't I use mysql_* functions in PHP? http://stackoverflow.com/questions/12859942/why-shouldnt-i-use-mysql-functions-in-php it. Thus also allowed named placeholder lists later. More importantly you can pass _REQUEST variables safely behind any.. str Most glaring bug here is the lack of documentation. More significantly the order of filtering was in exactly the wrong..
How to save a HTML5 Canvas as Image on a server http://stackoverflow.com/questions/13198131/how-to-save-a-html5-canvas-as-image-on-a-server fclose fp But this doesn't seem to do anything at all More googling turns up this blog post http www.kevinsookocheff.com..
Accessing @attribute from SimpleXML http://stackoverflow.com/questions/1652128/accessing-attribute-from-simplexml You can then var_dump the return value of the function. More info at php.net http php.net simplexmlelement.attributes Example..
PHP Parse/Syntax Errors; and How to solve them? http://stackoverflow.com/questions/18050071/php-parse-syntax-errors-and-how-to-solve-them the line left to right and imagine what each symbol does. More regularily you need to look at preceding lines as well. In particular.. formulas use temporary variables to simplify the code. More readable less errors. Also partition up long code blocks . Add..
Sorting multidimensional array in PHP http://stackoverflow.com/questions/2059255/sorting-multidimensional-array-in-php 'EN' bc array_key_exists 'EN' bc return 1 and so on More Edits Actually I was thinking more on the problem of complex..
PHP tutorial that is security-, accuracy- and maintainability-conscious? [closed] http://stackoverflow.com/questions/2119083/php-tutorial-that-is-security-accuracy-and-maintainability-conscious no SQL injection hole anywhere in the given example code. More generally the tutorial should understand the problems to do..
<? ?> tags not working in php 5.3.1 http://stackoverflow.com/questions/2476072/tags-not-working-in-php-5-3-1 line to your .htaccess file php_value short_open_tag 1 More explanation It's not recommend you use short tags . You should..
Remove all attributes from an html tag http://stackoverflow.com/questions/3026096/remove-all-attributes-from-an-html-tag Capture Group ^ # Match anything other than ' ' Zero or More times not greedy wont eat the # Capture Group 2 ' ' if it is..
How to get an attribute with SimpleXML? [duplicate] http://stackoverflow.com/questions/3410520/how-to-get-an-attribute-with-simplexml You can then var_dump the return value of the function. More info at php.net http php.net simplexmlelement.attributes Example..
How should I choose an authentication library for CodeIgniter? http://stackoverflow.com/questions/346980/how-should-i-choose-an-authentication-library-for-codeigniter and delete Lacks a lot of essential features. Dealbreaker More of a starting point than a library Don't get me wrong I don't.. into a false sense of security by bolting the front. Moreover if you're serious enough about coding to choose a best practices..
PHP: Public, Private, Protected http://stackoverflow.com/questions/4361553/php-public-private-protected that extend current class including the parent class. More For comprehensive information http php.net manual en language.oop5.visibility.php..
http://stackoverflow.com/questions/5166087/php-global-in-functions in favor of Dependency Injection. Decouple your code. More Resources http c2.com cgi wiki GlobalVariablesAreBad How is..
PHP: Regex to ignore escaped quotes within quotes http://stackoverflow.com/questions/5695240/php-regex-to-ignore-escaped-quotes-within-quotes but is not terribly efficient. Better ^ . or ^ . Version 2 More efficient if you have possessive quantifiers or atomic groups.. which uses the atomic group method . Best ^ . ^ Version 3 More efficient still. Implements Friedl's unrolling the loop technique...
Compiling an AST back to source code http://stackoverflow.com/questions/5832412/compiling-an-ast-back-to-source-code information to do this well re engineering parsers . More details below. The fundamental way prettyprinting is accomplished..
PHP CURL HTTPS causing exception SSL certificate problem, verify that the CA cert is OK http://stackoverflow.com/questions/6400300/php-curl-https-causing-exception-ssl-certificate-problem-verify-that-the-ca-cer
PHP Pass variable to next page http://stackoverflow.com/questions/871858/php-pass-variable-to-next-page to use with session being by far more secure than cookies. More secure but not completely secure. Session On page 1 _SESSION..
How can one check to see if a remote file exists using PHP? http://stackoverflow.com/questions/981954/how-can-one-check-to-see-if-a-remote-file-exists-using-php curl to use the HTTP HEAD method via CURLOPT_NOBODY. More or less ch curl_init http www.example.com favicon.ico curl_setopt..
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