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nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
...lt_server;
For more information, see:
http://forum.linode.com/viewtopic.php?t=8580
http://wiki.nginx.org/HttpCoreModule#listen
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Implications of foldr vs. foldl (or foldl')
...:Util::reduce, C++'s accumulate, C#'s Aggregate, Smalltalk's inject:into:, PHP's array_reduce, Mathematica's Fold, etc. Common Lisp's reduce defaults to left fold but there's an option for right fold.
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Using :after to clear floating elements
...
Write like this:
.wrapper:after {
content: '';
display: block;
clear: both;
}
Check this http://jsfiddle.net/EyNnk/1/
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Lock, mutex, semaphore… what's the difference?
... acquire()/release() operations, both cause zero or more threads to become blocked/suspected...
Really, the crucial difference lies solely on how they lock and unlock.
A lock (or mutex) has two states (0 or 1). It can be either unlocked or locked. They're often used to ensure only one thread ente...
Redirect from an HTML page
...SEO people:
<link rel="canonical" href="http://www.example.com/product.php?item=swedish-fish"/>
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Div height 100% and expands to fit content
...
Here is what you should do in the CSS style, on the main div
display: block;
overflow: auto;
And do not touch height
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Passing data to a closure in Laravel 4
...om('info@website.com', 'Sender');
});
Note: The function being used is a PHP Closure (anonymous function) It is not exclusive to Laravel.
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Deny all, allow only one IP through htaccess
...
Just in addition to @David Brown´s answer, if you want to block an IP, you must first allow all then block the IPs as such:
<RequireAll>
Require all granted
Require not ip 10.0.0.0/255.0.0.0
Require not ip 172.16.0.0/12
Require not ip 192.168
&...
pass post data with window.location.href
...
$("#btn_id").click(function(){
$.redirect(http://localhost/test/test1.php,
{
user_name: "khan",
city : "Meerut",
country : "country"
});
});
});
see https://github.com/mgalante/jquery.redirect
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java.lang.IllegalStateException: Cannot (forward | sendRedirect | create session) after response has
...direct(), or sendError() would magically exit and "jump" out of the method block, hereby ignoring the remnant of the code. For example:
protected void doXxx() {
if (someCondition) {
sendRedirect();
}
forward(); // This is STILL invoked when someCondition is true!
}
This is thus ...