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  • data type trouble in php

    - by user225269
    I don't know why but the data type in this code makes a trouble when the id in the url starts with the number zero like this: http://localhost/exp/update.php?id=03A43 In this case the id is 03A43. And my query looks like this: mysql_select_db("school", $con); $result = mysql_query("SELECT * FROM student WHERE IDNO=".(int)$_GET['id']); ?> There is no problem in the design if the id does not start with the number zero. What might be the proper data type for numbers beginning in zero?

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  • Type hinting and optional attributes in PHP

    - by Álvaro G. Vicario
    I have a class method that deals with dates: public function setAvailability(DateTime $start, DateTime $end){ } Since item availability can have lower limit, upper limit, both or none, I'd like to make setAvailability() accept NULL values as well. However, the NULL constant violates the type hinting: $foo->setAvailability(NULL, $end); triggers: Catchable fatal error: Argument 1 passed to Foo::setAvailability() must be an instance of DateTime, null given And, as far as I know, I cannot have a DateTime instance with no value. (Can I?) For a reason I cannot grasp, this seems to work: public function setAvailability(DateTime $start=NULL, DateTime $end=NULL){ } ... $foo->setAvailability(NULL, $end); But it looks like a hack that works by pure chance. How would you deal with unset dates in PHP classes?

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  • html/php: how to handle absolute url's?

    - by YuriKolovsky
    Is the html tag safe to use in terms of browser support? Or should I generate a root path with PHP which i then add like this <a href="<?=BASE?>somepage.html">somepage</a> which makes up a absolute url. using the base tag like this <base href="<?=BASE?>" /> I am then able to use links like this <a href="somepage.html">somepage</a> now I am fully aware that it would be much easier to just do this without using the base tag: <a href="/somepage.html">somepage</a> but how do I test locally then with a base url of http://localhost/testsite/ ???

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  • PHP OOP: method?

    - by Isis
    Hello <?php class Templater { static $params = array(); public static function assign($name, $value) { self::$params[] = array($name => $value); } public static function draw() { self::$params; } } $test = Templater::assign('key', 'value'); $test = Templater::draw(); print_r($test); How to alter this script so I could use this:? $test = Templater::assign('key', 'value')->assign('key2', 'value2')-draw(); print_r($test);

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  • Where is the rand php function located? localhost php running, path of default functions?

    - by Bona Chon
    I have a local server installed on my Mac (MAMP). My question is, where I can find the php functions in my computer? What is the path to the functions folder? For instance, rand() time() isset() explode(). I would like to se the code to learn of it. I have a while looking for it, but I can't find it. Or is it that is already compiled? Can someone help me here? I'm kind of lost. Thanks people. EDIT: can you be a little bit more positive? I;m trying to learn here, forgive me if I'm not to smart for you. Thanks again. Explanations would help better than giving links I guess?

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  • Dynamically creating/inserting into an associative array in PHP

    - by emil.mp
    I'm trying to build an associative array in PHP dynamically, and not quite getting my strategy right. Basically, I want to insert a value at a certain depth in the array structure, for instance: $array['first']['second']['third'] = $val; Now, the thing is, I'm not sure if that depth is available, and if it isn't, I want to create the keys (and arrays) for each level, and finally insert the value at the correct level. Since I'm doing this quite a lot in my code, I grew tired of doing a whole bunch of "array_key_exists", so I wanted to do a function that builds the array for me, given a list of the level keys. Any help on a good strategy for this is appreciated. I'm sure there is a pretty simple way, I'm just not getting it...

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  • Refreshing <div> and load data from php

    - by forgatn
    I have on my page and there is a tag where is some and values filled from mySQL DB. I need some JavaScript I think. When I select one option, I want to display in this propriate DATAs which are in DB. without refreshing whole page. Can you tell me how to do it, if you know that please?:) <div id="country1" class="tabcontent"> <label>Choose protocol</label> <SELECT name="cisloprot"> <?php $con = mysql_connect("localhost", "root", "123456"); $sql = "SELECT kod FROM prot GROUP BY kod"; $rs = mysql_query($sql,$con); while ($r = mysql_fetch_array($rs)) { echo "<OPTION VALUE=".$r['kod'].">".$r['kod']."</OPTION>"; } ?> </SELECT> </div>

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  • Sorting multidimensional array on inner value php [duplicate]

    - by Silver89
    This question already has an answer here: Reference: all basic ways to sort arrays and data in PHP 4 answers Say I have the following array, how can I sort it on sort_by? Array ( [10] => Array ( [Masthead_slide] => Array ( [id] => 1456464564 [sort_by] => 1 ) ) [6] => Array ( [Masthead_slide] => Array ( [id] => 645454 [sort_by] => 10 ) ) [7] => Array ( [Masthead_slide] => Array ( [id] => 4547 [sort_by] => 5 ) ) )

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  • Proper mechanism for sending PHP errors to the client

    - by Chris
    Greetings, I was trying to discover a proper way to send captured errors or business logic exceptions to the client in an Ajax-PHP system. In my case, the browser needs to react differently depending on whether a request was successful or not. However in all the examples I've found, only a simple string is reported back to the browser in both cases. Eg: if (something worked) echo "Success!"; else echo "ERROR: that failed"; So when the browser gets back the Ajax response, the only way to know if an error occurred would be to parse the string (looking for 'error' perhaps). This seems clunky. Is there a better/proper way to send back the Ajax response & notify the browser of an error? Thank you.

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  • Portable Contacts for PHP?

    - by Felix
    I can see Google is implementing the Portable Contacts API for developers to fetch a user's contacts. That seems like exactly what I want to do and I especially like the fact that the protocol is open and through it I can support more than just Google. What I'd like to know is whether there is a library for PHP that implements this protocol, as I don't feel like writing one from scratch / reinventing the wheel. I wouldn't generally post such questions which could be answered by simply googling, but I've done my googling on the subject and can't seem to find any relevant info. BTW, I don't use Zend, so please don't suggest that to me, unless it's the only way possible.

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  • PHP PDO - bindValue PARAM_BOOL as string

    - by PHP_guy
    I'm freaking out here and can't figure out what's wrong. I'm pretty new to PDO, but everything works in my code except for booleans which are sent as strings. My code (simplified): $sql = 'SELECT * FROM pages WHERE clean_url_slo = :clean_url_slo AND published = :published LIMIT 1'; $clean_url_slo = 'home'; $published = true; Then I prepare stuff and execute it like this (simplified): $stmt = $db->prepare($sql); $stmt->bindValue(':clean_url_slo',$clean_url_slo,PDO::PARAM_STR); $stmt->bindValue(':published',$published,PDO::PARAM_BOOL); $stmt->execute(); And then here is what comes to mysql (from the mysql log - the query mysql received): 91 Query SELECT * FROM pages WHERE 1=1 AND clean_url_slo='domov' AND published='1' ORDER BY id desc LIMIT 1 As you can see, published is an integer - so always true, which is not OK. Why is that if I'm declaring it as a boolean? using: WAMP SERVER PHP version: 5.3.9 Mysql: 5.5.20 Many thanks for your help..

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  • scoket connection issue+php

    - by Abhimanyu
    Hi, I am using PHP socket programming and able to write data to open socket but i have to wait for a long time(or stuck it)for the response or some time getting error like "Maximum execution time of 30 seconds exceeded line number where this code is placed fgets($fp, 128), i have check the server it seems it has sent the response as expected but i am not getting why i m unable to get response.following the code using for socket connection and reading data. functon scoket_connection() { $fp = fsockopen(CLIENT_HOST,CLIENT_PORT, $errno, $errstr); fwrite($fp,$packet); $msg = fgets($fp, 128); fclose($fp) return $msg; } any idea???

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  • php date() stuck

    - by WAC0020
    I am getting the date from my mysql database and that date is correct but when I use the date() function the minute part is stuck a 6 minutes. My mysql is returning 2010-06-15 09:59:18 Then in php I use this code: date('M d,Y H:m A',strtotime($row[4])) ** $row[4] is from my while loop ** When I echo this out I get: Jun 15,2010 9:06 AM I also have tried converting it to unix timestamp in my sql query, does the same thing. I noticed that the hours work and the seconds work but the minutes are stuck at 6. Does anyone have any ideas on what is going on?

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  • php most memory efficient way to return files

    - by bumperbox
    so i have a bunch of files, some can be up to 30-40mb and i want to use php to handle security of the files, so i can control who has access to them that means i have a script sort of like this rough example $has_permission = check_database_for_permission($user, filename); if ($has_permission) { header('Content-Type: image/jpeg'); readfile ($filename); exit; } else { // return 401 error } i would hate for every request to load the full file into memory, as it would soon chew up all the memory on my server with a few simultaneous requests so a couple of questions is readfile the most memory efficient way of doing this? is there some better method of achieving the same outcome, that i am overlooking? server: apache/php5 thanks

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  • Real time updates in php for a pbbg. (Php, JavaScript, and html)

    - by Darknesschaos
    I am trying to create a PBBG (persistent browser based game) like that of OGame, Space4k, and others. My problem is with the always-updating resource collection and with the building times, as in a time is set when the building, ship, research, and etc completes building and updates the user's profile even if the user is offline. What and/or where should I learn to make this? Should it be a constantly running script in the background Note that I wish to only use PHP, HTML, CSS, JavaScript, and Mysql but will learn something new if needed. Cron jobs or the Windows equivalent seem to be the way, but it doesn't seem right or best to me.c

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  • php Checking if value exists in array of array

    - by Mark
    I have an array within an array. $a = array ( 0 => array ( 'value' => 'America', ), 1 => array ( 'value' => 'England', ), ) How do I check if 'America' exists in the array? The America array could be any key, and there could be any number of subarrays, so a generalized solution please. Looking on the php manual I see in_array, but that only works for the top layer. so something like in_array("America", $a) would not work. Thanks.

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  • PHP file upload not working with dynamic path

    - by Devdarsh
    i am trying to write a php upload script to upload files to different folders. My code works for direct path (something like 'path/to/directory') but not for dynamic path taken from runtime. $directory_self = dirname($_SERVER['PHP_SELF']); $folder = $_POST['folder_name']; //final folder $toupload = $_SERVER['DOCUMENT_ROOT'] . $directory_self .'/files'. $folder; $uploadsDirectory = str_replace (" ", "", $toupload); When i echo $uploadsDirectory it shows the exact path. Could any one help me what could be wrong in this?

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  • php script to generate checksum from md5

    - by sumit
    In order to calculate the checksum i need following things. these parameters are concatenated in a constant (no spaces) string made up of the values of the following parameters in the exact order listed below: o Secret Key o Merchant id o Currency o Total amount o Item list (item_name_1, Item_amount_1, item_quantity_1 to item_name_N, Item_amount_N, item_quantity_N) o Timestamp e.g In that case the string befor hash will be: pLAZdfhdfdNh57583USD69.99Tier2 item69.9912010-06-14.14:34:33 And using the MD5 hash function the result is: ghvsaf764t3w784tbjkegbjhdbgf i want to know how can i create a php script that will call md5 hash function with the inputs given above and based on that it will generate the hash function value that will be the checksum value for my coding..

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  • PHP: image size help me out

    - by Karem
    Yes following from this: PHP: if more than ..px resize to.. As you can see it resizes if: if($width > 604 && $height > 453) { This works fine.. Although what if $width is over 604, and $height is under 453.. eg: 604x300, then this will skip the resize procedure..and same contrary(width is under, height is over). Also, if the dimensions on a picture is 500x900, and it gets resized, it gets really ugly resized. any great fix? Any good suggestion on how I should handle this please?

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  • Threads in PHP.

    - by Muhammad Sajid
    Hello.. I am creating a web application using zend, here i create an interface from where user-A can send email to more than one user(s) & it works excellent but it slow the execution time because of which user-A wait too much for the "acknowledged response" ( which will show after the emails have sent. ) In Java there are "Threads" by which we can perform that task (send emails) & it does not slow the rest application. Is there any technique in PHP/Zend just like in Java by which we can divide our tasks which could take much time eg: sending emails. Thanks..

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  • Experience with protecting PHP code

    - by Alec Smart
    Hello, I am aware of that there are a number of code obfuscators/licensing programs for PHP. I wanted to know if anyone has actually used these and what their experience has been. Please note I do not want to know the solutions available. I want to know your experience using one of these solutions. Is it worth investing say 200$ purchasing a code obfuscator etc? I honestly would prefer something that does not have a loader etc. I know that it increases the chances of cracking, but I only want it to be a detrimental factor for them. Thank you for your time.

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  • Imitating Multiple Inheritance in PHP

    - by fabieno
    I am working on my own MVC framework and found myself stuck. I need the following construction: Controller -- Backend_Controller -- Backend_Crud_Controller -- Frontend_Controller -- Frontend_Crud_Controller Both 'Backend_Crud_Controller' and 'Frontend_Crud_Controller' have the same functionality and thus they should extend another class named 'Base_Crud_Controller', the only difference comes from the 'Backend/Frontend' Controllers which implement different mechanisms. Basically they should inherit both classes but my problem is that 'Backend/Frontend' controller doesn't necessarily extend 'Base_Crud_Controller'. I know multiple inheritance doesn't exist in PHP but I am looking for a solution, I choose to refrain Mixins (like in Symfony) as I don't consider that an elegant solution. Interfaces do not suit me as all of these end up as concrete classes that should implement methods.

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  • Remove line breaks and add BR tags in PHP

    - by user201140
    I have the following text for which I would like to add a <br> tag between every paragraph. And also remove all the line breaks. How would I do this in PHP? Thanks. So this - This is some text for which I would like to remove the line breaks. And I would also like to place a b> tag after every paragraph. Here is one more paragraph. Would become this - This is some text for which I would like to remove the line breaks.<br/> And I would also like to place a br tag after every paragraph. <br> Here is one more paragraph. NOTE: Ignore the highlighting of any letters.

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  • PHP mysql_real_escape_string() returning `NULL`

    - by DavidYell
    I'm using PHP Version 5.1.6 and trying to escape a query string from my $_GET array. However my script is returning a NULL after it's escaped. It seems that mysql_escape_string() works fine, but it's deprecated, so I don't want to use it. Having checked over the phpinfo() the MySQL lib is all loaded fine from what I can see. Has anyone experienced this kind of thing before? $term = $_GET['q']; var_dump($term); // string(7) "richard" echo "<br />"; $sterm = mysql_real_escape_string($term, $db); var_dump($sterm); // NULL It's very strange to me, I can't imagine why this function wouldn't work.

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  • substitute string in php from another file

    - by Gjergj Sheldija
    i have some old php files which i'd like to convert to use gettext. those files have a content like this : $LD = 'Some String'; $Another = 'some other ~n~ string'; i have to substitute all the $LD, $Another in the files where they are declared with something like : _('Some string'); hacking a bit a created some sort of regexp to find the declarations, my aim was to use sed and awk to do the replaces..but i don't have any clue on how to do those substitutions ... any help ...

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