Knowledge Base Contributions

Below is a list of the knowledge base entries that Jens Clasen has contributed to:

• Why are variables not passing from one web page to another? Even tho' PHP functions seem to work...
  

• I'm looking for C++ like #define DBGFUN(x,y) either as empty statement or fun(x,y,__LINE__,__FILE_)
  

• What´s the equivalent to getcookie of perl in php??
  

• How can I make a PHP progress bar when a user upload a file in a html form (<input type=file>)??
  

• Why can't php 4 on my apache 2 server find the $HTTP_USER_AGENT variable (it says undefined)?
  

• why is $_GET always an empty list ?
  

• Is there a way to post a form to more than one php script!
  How can I submit an http post method within a php program?
  How to submit a form to various pages and get the output in different Iframes on a single page.
  

• Is there a destructor call for php classes? (Like the c++ ~class)
  

• How do I fake a FORM submission from the command line?
  

• How can I write something at the beginning of a file without overwriting the rest of it?
  How can I insert content in the middle of a file without overwriting the rest of it?
  

• I have to call a command /etc/rc.d/init.d/named restart from a php script. How can i execute this
  

• Is there anyway to get php to grab the browser brand that is pulling the page eg IE or Netscape?
  

• When calling a member class of another class, i get Object->variable instead of the variable?
  When trying to echo multidimensional arrays I get sth. like array[second_key]. Why is that?
  

• How can you download an exe (with appropriate warnings) to a client and then execute it using php?
  

• Variable class function calls like $var = "C::F"; $var( "arg" ); fail - $var goes lower case. Why?
  

• Can I read the number of lines in a file without looping?
  

• socket() cannot be called in PHP 4.0.3pl1 and 4.0.5 "Call to undefined function: socket()" why?
  

• can apache be configured to pass a single .htm file to PHP for decoding rather than EVERY .htm file or NO .htm files
  

• I remeber that on www.php.net I saw an undocumented reference to disabling functions in your php.ini, what is this, as I can't find it anymore?
  

• How do I fread only the lines of a file that exist between two markers (like %%data_start%% - %%data_end%%) in a file?
  

• Now with PHP4, I can't no more pass variables in a URL http://ddd.ddd/ddd.php?toto=value ******* toto is always undefined ??
  

• How can I run php script with my own user permission?
  

• How can I show rows from a database in a table with alternating colors?
  How can I use the Modulus Operator in PHP?
  In a search result, how do you change the table (with the results) row color every result?
  

• Why isn't PATH_INFO working?
  When is data available in PATH_INFO?
  

• How can I write a forum in PHP?
  What database schema should I use to implement discussion lists?
  Where can I find more information about building a bulletin board?