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Using PHP with Socket.io
...end(
ElephantIOClient::TYPE_EVENT,
null,
null,
json_encode(array('name' => 'foo', 'args' => 'bar'))
);
$elephant->close();
echo 'tryin to send `bar` to the event `foo`';
socket io server
var io = require('socket.io').listen(8000);
io.sockets.on('connection', function (s...
What is an “unwrapped value” in Swift?
...any old type.
That is why dealing with collection types (Dictionaries and Arrays) in Swift can get kind of hairy.
Case in point:
typealias presentType = [Int:Any?]
func wrap(i:Int, gift:Any?) -> presentType? {
if(i != 0) {
let box : presentType = [i:wrap(i-1,gift:gift)]
r...
Handle Guzzle exception and get HTTP body
...the decoded JSON;
var_dump($response->getHeaders()); // Headers array;
var_dump($response->hasHeader('Content-Type')); // Is the header presented?
var_dump($response->getHeader('Content-Type')[0]); // Concrete header value;
}
}
// process $result etc. ...
Voila...
What REALLY happens when you don't free after malloc?
...pointer to any type of object
and then used to access such an object or an array of such objects in the space allocated
(until the space is explicitly deallocated). The lifetime of an allocated object extends
from the allocation until the deallocation.[...]
So it has not to be given that the enviro...
How to read and write excel file
...elsheet
Row row = sheet.createRow(rownum++);
//get object array of prerticuler key
Object[] objArr = data.get(key);
int cellnum = 0;
for (Object obj : objArr)
{
Cell cell = row.createCell(cellnum++);
if (obj instanceof Strin...
c++11 Return value optimization or move? [duplicate]
...the move operations in that example is to replace vector<Noisy> with array<Noisy,3>. That allows you to see moves in conjunction with a container of objects, but the objects are aggregated into the data type directly as values rather than hidden behind freestore allocations that allow S...
What is the use of static variable in C#? When to use it? Why can't I declare the static variable in
...tatic.
Remember: we're not instantiating the Console class, String class, Array Class.
class Book
{
public static int myInt = 0;
}
public class Exercise
{
static void Main()
{
Book book = new Book();
//Use the class name directly to call the property myInt,
//don...
Check if a Class Object is subclass of another Class Object in Java
...stance = someObject instanceof SomeTypeOrInterface;
Example:
assertTrue(Arrays.asList("a", "b", "c") instanceof List<?>);
b) Check if an Object is an instance of a Class or Interface (including subclasses) you only know at runtime:
Class<?> typeOrInterface = // acquire class someho...
What are the rules about using an underscore in a C++ identifier?
...cs followed by a lowercase letter are reserved
for additional string and array functions.
Names beginning with PRI or SCN followed by any lowercase letter or X are reserved
for additional format specifier macros
Names that end with _t are reserved
for additional type names.
While using th...
Can a JSON value contain a multiline string
...nt but one possible solution to improve 'readability' is to store it as an array.
{
"testCases" :
{
"case.1" :
{
"scenario" : "this the case 1.",
"result" : ["this is a very long line which is not easily readble.",
"so i would like to write it in multiple l...