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How do I make an asynchronous GET request in PHP?
...l, $params)
{
foreach ($params as $key => &$val) {
if (is_array($val)) $val = implode(',', $val);
$post_params[] = $key.'='.urlencode($val);
}
$post_string = implode('&', $post_params);
$parts=parse_url($url);
$fp = fsockopen($parts['host'],
iss...
ObjectiveC Parse Integer from String
I'm trying to extract a string (which contains an integer) from an array and then use it as an int in a function. I'm trying to convert it to a int using intValue.
...
Check if a string is html or not
... {
var doc = new DOMParser().parseFromString(str, "text/html");
return Array.from(doc.body.childNodes).some(node => node.nodeType === 1);
}
Notes:1. Array.from is ES2015 method, can be replaced with [].slice.call(doc.body.childNodes).2. Arrow function in some call can be replaced with usua...
Generate a Hash from string in Javascript
... ( faster ) version, which will fail on older browsers who lack the reduce array function.
hashCode = function(s){
return s.split("").reduce(function(a,b){a=((a<<5)-a)+b.charCodeAt(0);return a&a},0);
}
one-liner arrow function version :
hashCode = s => s.split('').re...
android get real path by Uri.getPath()
...ntract.getDocumentId(uri);
// Split at colon, use second item in the array
String id = wholeID.split(":")[1];
String[] column = { MediaStore.Images.Media.DATA };
// where id is equal to
String sel = MediaStore.Images.Media._ID + "=?";
Cursor cursor...
What is a raw type and why shouldn't we use it?
...a generic type declaration without an accompanying type argument list.
An array type whose element type is a raw type.
A non-static member type of a raw type R that is not inherited from a superclass or superinterface of R.
Here's an example to illustrate:
public class MyType<E> {
cla...
How many levels of pointers can we have?
...tance of every one of the following limits: [...]
279 — 12 pointer, array, and function declarators (in any combinations) modifying an
arithmetic, structure, union, or void type in a declaration
The upper limit is implementation specific.
...
How do I find the caller of a method using stacktrace or reflection?
...).getStackTrace()
According to the Javadocs:
The last element of the array represents the bottom of the stack, which is the least recent method invocation in the sequence.
A StackTraceElement has getClassName(), getFileName(), getLineNumber() and getMethodName().
You will have to experimen...
How to perform a real time search and filter on a HTML table
...ecause it is quite resource consuming. Put all the refined strings into an array of objects with two fields: a reference to the <tr> DOMElement and the string. This way, on keyup() you search those strings (which is way faster) and have the corresponding rows ready to be manipulated. That firs...
How to determine the memory footprint (size) of a variable?
...
It's a terrible approximation. Every item in an array in PHP is ~80 bytes, yet strlen(serialize(array(1,2,3))) is 30.
– gsnedders
Feb 10 '13 at 22:22
2
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