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Getting URL hash location, and using it in jQuery
...o address the security implications noted in @CMS's answer.
// example 1: www.example.com/index.html#foo
// load correct subpage from URL hash if it exists
$(window).on('load', function () {
var hash = window.location.hash;
if (hash) {
hash = hash.replace('#',''); // strip the # at...
How do you add swap to an EC2 instance?
... number of blocks you want to allocate… you can read the man page of the command for more info: linux.die.net/man/1/dd
– Fábio Batista
May 19 '14 at 22:23
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Find index of last occurrence of a substring in a string
I want to find the position (or index) of the last occurrence of a certain substring in given input string str .
9 Answers...
Example invalid utf8 string?
...nce (but not Unicode!)' => "\xfc\xa1\xa1\xa1\xa1\xa1",
);
From http://www.php.net/manual/en/reference.pcre.pattern.modifiers.php#54805
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What is the difference between the kernel space and the user space?
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Django, creating a custom 500/404 error page
...s for handler views were changed in Django 2.0:
https://docs.djangoproject.com/en/2.0/ref/views/#error-views
If you use views as above, handler404 will fail with message:
"handler404() got an unexpected keyword argument 'exception'"
In such case modify your views like this:
def handler404(r...
How to get the position of a character in Python?
How can I get the position of a character inside a string in python?
9 Answers
9
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how to provide a swap function for my class?
...ms a swap, it uses the equivalent of using std::swap; swap(t, u);.
swap (www.cplusplus.com):
Many components of the standard library (within std) call swap in an unqualified manner to allow custom overloads for non-fundamental types to be called instead of this generic version: Custom overload...
CORS Access-Control-Allow-Headers wildcard being ignored?
...browser which don't implement this yet, it must be an exact match: https://www.w3.org/TR/2014/REC-cors-20140116/#access-control-allow-headers-response-header
If you expect a large number of headers, you can read in the value of the Access-Control-Request-Headers header and echo that value back in t...
Difference between is and as keyword
...ons, such as user-defined conversions, are not considered."(msdn.microsoft.com/en-us/library/scekt9xw.aspx). About as: "Note that the as operator performs only reference conversions, nullable conversions, and boxing conversions. The as operator can't perform other conversions, such as user-defined c...