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Most efficient way to remove special characters from string
...alCharacters(string str) {
char[] buffer = new char[str.Length];
int index = 0;
foreach (char c in str) {
if (_lookup[c]) {
buffer[index] = c;
index++;
}
}
return new string(buffer, 0, index);
}
...
How do I add a tool tip to a span element?
...ltip]:hover:before,
[data-tooltip]:hover:after {
display: block;
z-index: 50;
}
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Fastest way to convert string to integer in PHP
... 0.42208
intval("hello"): 0.93678 (222%)
On average, calling intval() is two and a half times slower, and the difference is the greatest if your input already is an integer.
I'd be interested to know why though.
Update: I've run the tests again, this time with coercion (0 + ...
How do I access command line arguments in Python?
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@KolobCanyon it means "take a sublist starting from index 1 till the end", i.e. skip the first element
– Kamil Jarosz
May 2 '18 at 8:00
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
... you can use a JSONP callback instead:
$.getJSON( 'http://<url>/api.php?callback=?', function ( data ) { alert ( data ); } );
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Is it possible to get all arguments of a function as single object inside that function?
...ct which has a length property of a non-negative Integer, and usually some indexed properties." From the mozilla link: "It is similar to an Array, but does not have any Array properties except length."
– Luke
Aug 7 '17 at 13:09
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Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?
...ect to that other url in your other page. Not awesome, and doesnt work for all use cases of course, but does work for bookmarks. Note that if you do this, you shouldnt allow redirects to absolute urls, only relative urls, to ensure you don't open yourself up to unsafe redirects
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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
I am trying to add an unique index that gets created from the foreign keys of four associated tables:
9 Answers
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Performance of Find() vs. FirstOrDefault() [duplicate]
...hrowHelper.ThrowArgumentNullException(ExceptionArgument.match);
for (int index = 0; index < this._size; ++index)
{
if (match(this._items[index]))
return this._items[index];
}
return default (T);
}
So it's iterating over an array of items which makes sense, since a list is a wr...
Dark color scheme for Eclipse [closed]
...mede Eclipse version (v. 3.4, mid 2008):
http://help.eclipse.org/ganymede/index.jsp?topic=/org.eclipse.platform.doc.user/concepts/accessibility/fontsandcolors.htm
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