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Remove not alphanumeric characters from string
...; i < json_string.length; i++) {
let char = json_string[i]
let index = alpha_numeric.indexOf(char)
if (index > -1) {
filterd_string += alpha_numeric[index]
}
}
return filterd_string
}
const input = "\\test\red\bob\fred\new"
console.log(alpha_numeric_filter(input)...
Swift: Pass array by reference?
...n, Reflectable, ... {
var array : Array<T>
// ...
subscript (index: Int) -> T {
get { return array[index] }
set(newValue) { array[index] = newValue }
}
}
Use the BoxedArray anywhere you'd use an Array. Assigning of a BoxedArray will be by reference, it is a class, and ...
PostgreSQL - max number of parameters in “IN” clause?
... worry about overloading the query plan optimizer or getting plans without index usage, since it will transform the query to use = ANY({...}::integer[]) where it can leverage indices as expected:
-- prepare statement, runs instantaneous:
PREPARE hugeplan (integer, integer, integer, ...) AS
SELECT *...
PHP session lost after redirect
...url' inside the redirecting header !
header("location: http://example.com/index.php")
nullified the session cookies
header("location: index.php")
worked like a charm !
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Html.ActionLink as a button or an image, not a link
...lass to the htmlAttributes object.
<%= Html.ActionLink("Button Name", "Index", null, new { @class="classname" }) %>
and then create a class in your stylesheet
a.classname
{
background: url(../Images/image.gif) no-repeat top left;
display: block;
width: 150px;
height: 150...
Python Dictionary Comprehension
...1)
x_s = range(1, 11)
# x_s = range(11, 1, -1) # Also works
d = dict([(i_s[index], x_s[index], ) for index in range(len(i_s))])
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How do I store an array in localStorage? [duplicate]
...y "length" to determine the count of saved objects and the method "key(int index)" to get the current key. So you can try: for (var i = 0; i < localStorage.length; i++) console.log( localStorage.key(i) +" has value " + localStorage[localStorage.key(i)] )
– Sebastian
...
How to split a String by space
...g", " ");
String[] splited = new String[tokens.countTokens()];
int index = 0;
while(tokens.hasMoreTokens()){
splited[index] = tokens.nextToken();
++index;
}
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How do I create a Java string from the contents of a file?
...tilization
The first method, that preserves line breaks, can temporarily require memory several times the size of the file, because for a short time the raw file contents (a byte array), and the decoded characters (each of which is 16 bits even if encoded as 8 bits in the file) reside in memory at o...
Good tutorial for using HTML5 History API (Pushstate?) [closed]
... mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index\.html$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.html [L]
</IfModule>
Nginx
rewrite ^(.+)$ /index.html last;
...