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How can I get the MAC and the IP address of a connected client in PHP?
...ween the client and the server.
Client IP is conveniently provided to the script in $_SERVER['REMOTE_ADDR']. In some scenarios, particularly if your web server is behind a proxy (i.e. a caching proxy) $_SERVER['REMOTE ADDR'] will return the IP of the proxy, and there will be an extra value, often $...
How to get users to read error messages?
...f error messages to be expected in a separate section of the documentation titled 'Error Messages' or 'Corrective Actions' or similar, listing the error numbers in the correct order with a statement or two on how to proceed...
(ed) Thanks to Victor Hurdugaci for his input, keep the messages polite, ...
Drawing text to with @font-face does not work at the first time
... Is there no easier way to preload the font? e.g. force it through javascript somehow?
– Joshua
Mar 15 '12 at 0:54
...
Real World Example of the Strategy Pattern
...ignment assignment) //Interface method
{
if (assignment.Person.Title == "Intern")
{
return false;
}
return true;
}
}
You see that you don't have to keep adding or removing if-statements or code, just make a new rule-class that implements the IRUl...
How to kill all processes with a given partial name? [closed]
...ng to convince me :-). I have been burnt way too many times by third-party scripts that insisted on using pkill - the most common mistake being the assumption that only one instance of each binary could exist at any given time.
– thkala
Jan 24 '12 at 13:30
...
Find text string using jQuery?
...
jQuery has the contains method. Here's a snippet for you:
<script type="text/javascript">
$(function() {
var foundin = $('*:contains("I am a simple string")');
});
</script>
The selector above selects any element that contains the target string. The foundin will be a ...
Drawing a dot on HTML5 canvas [duplicate]
... if you put it in the <head> </head> section surrounded in <script> </script> tags. That is it works if I put it in the body but I like to have all my script code in the <head> section of my HTML.
– Doug Hauf
Feb 20 '14 at 18:59
...
HTML Input=“file” Accept Attribute File Type (CSV)
...browsers as far as I know, But here is an alternative to it, Try this
<script type="text/javascript" language="javascript">
function checkfile(sender) {
var validExts = new Array(".xlsx", ".xls", ".csv");
var fileExt = sender.value;
fileExt = fileExt.substring(fileExt.lastIndexOf(...
Event on a disabled input
... $("input[readonly]", this).attr("disabled", true);
});
and the input (+ script) should be
<input type="text" readonly="readonly" name="test" value="test" />
$('input[readonly]').click(function () {
$(this).removeAttr('readonly');
})
...
How can I avoid Java code in JSP files, using JSP 2?
...
The use of scriptlets (those <% %> things) in JSP is indeed highly discouraged since the birth of taglibs (like JSTL) and EL (Expression Language, those ${} things) way back in 2001.
The major disadvantages of scriptlets are:
R...