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Returning JSON from a PHP Script
...$option == 1 ) {
$data = [ 'a', 'b', 'c' ];
// will encode to JSON array: ["a","b","c"]
// accessed as example in JavaScript like: result[1] (returns "b")
} else {
$data = [ 'name' => 'God', 'age' => -1 ];
// will encode to JSON object: {"name":"God","age":-1}
// acce...
Testing service in Angular returns module is not defined
...
window.module = angular.mock.module = function() {
var moduleFns = Array.prototype.slice.call(arguments, 0);
return isSpecRunning() ? workFn() : workFn;
/////////////////////
[...]
};
In a nutshell:
Just reference your jasmine.js before angular-mocks.js and off you go.
...
?: operator (the 'Elvis operator') in PHP
...
Be careful with arrays. We must write a checking variable after ?, because:
$params = ['param1' => 'value1',
'param2' => 'value2',
'param3' => 'value3',];
$param1 = isset($params['param1'])?:null;
$...
Row count with PDO
...urns a string "1234" ... your EDIT has echo count($nRows); - count() is an array function :P. I'd also recommend type casting the result from fetchColumn() to an integer. $count = (int) $stmt->fetchColumn()
– Cobby
May 26 '11 at 23:59
...
Map implementation with duplicate keys
...ogle.common.collect.HashMultimap has readObject/writeObject methods, as do ArrayListMultimap and Immutable{List,Set}Multimap. I would consider a useless deserialized instance a bug worth reporting.
– nd.
Jul 25 '14 at 6:02
...
Bytecode features not available in the Java language
...ed. Any parameter, including the this reference is only stored in a simple array within the JVM what allows to reassign the this reference at index 0 within a single method frame.
Reassign final fields
As long as a final field is assigned within a constructor, it is legal to reassign this value or...
How to use the 'sweep' function
...
One use is when you're computing weighted sums for an array. Where rowSums or colSums can be assumed to mean 'weights=1', sweep can be used prior to this to give a weighted result. This is particularly useful for arrays with >=3 dimensions.
This comes up e.g. when calculatin...
How can I get current location from user in iOS
...- (void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray *)locations
Therefore to get the new position use
[locations lastObject]
iOS 8
In iOS 8 the permission should be explicitly asked before starting to update location
locationManager = [[CLLocationManager alloc] in...
jQuery: Check if div with certain class name exists
...), and have a much larger memory impact as well (jQuery has to build up an array of all of the div elements on the page, then go back and loop through them to see whether they have that class, all to throw away the array at the end).
– T.J. Crowder
Apr 25 '11 a...
Why does my application spend 24% of its life doing a null check?
...xt 63 are very fast since they'll be present in the cache.
Which makes an array by far the most efficient data structure. Also the reason that the .NET List<> class isn't a list at all, it uses an array for storage. The same for other collection types, like Dictionary, structurally not remote...