How can I find the colour of a pixel of an image?

2 Answers   Rushmore Consultancy,

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Write a function that takes "depth" as argument and return sum of node's data of that depth. For instance, (0) depth 0 / \ (10) (20) depth 1 / \ (40) (50) depth2 If I pass get_sum_by_depth(2) , it would return 90 (i.e. 40 + 50 )

0 Answers   Amazon,

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What is the difference between static and dynamic websites?

0 Answers  

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What is meant by urlencode and urldecode?

0 Answers  

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Is php faster than nodejs?

0 Answers  

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i start a new session with : session_start(); then i set some session variable like this : $_SESSION['name']=$_POST['name'];\ and some another variables. at bottom of page i set header to diffrent page : header('location: index.php'); exit(); now in new page (index.php i can't access to my session variables, like $_SESSION['name']) what's wrong ? thanks. here is my files : a.php ======================================== session_start(); require ('config.inc.php'); if(isset($_POST)) foreach($_POST as $v=>$k) { $items[$v]=$k; } $sql="SELECT * FROM members WHERE username='{$items['user']}' AND pass=MD5('{$items['Password']}') "; $res=mysql_query($sql); $row=mysql_fetch_assoc($res); if($row['username']) { $_SESSION['type']=$row['type']; $_SESSION['name']=$row['name']; $_SESSION['family']=$row['family']; $_SESSION['username']=$row['username']; $_SESSION['date']=$row['date']; } header('location: admin.php'); exit(); ====================================== admin.php ===================================== <?php session_start(); if(!isset($_SESSION['admin'])) { header('location: index.php'); exit(); } require ('config.inc.php'); ?> . . . =================================

5 Answers  

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Are php sessions cookies?

0 Answers  

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What changes I have to do in php.ini file for file uploading?

0 Answers  

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Which function would you use to determine the length of a string in php?

0 Answers  

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Tell me what is the difference between unset() and unlink()?

0 Answers  

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Explain the difference between php4 and php5.

0 Answers  

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What is the correct line to use within the php.ini file, to specify that 128mb would be the maximum amount of memory that a script may use?

0 Answers  

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