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How to use NSJSONSerialization
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Your root json object is not a dictionary but an array:
[{"id": "1", "name":"Aaa"}, {"id": "2", "name":"Bbb"}]
This might give you a clear picture of how to handle it:
NSError *e = nil;
NSArray *jsonArray = [NSJSONSerialization JSONObjectWithData: data options: NSJSONRe...
JavaScript, Node.js: is Array.forEach asynchronous?
I have a question regarding the native Array.forEach implementation of JavaScript: Does it behave asynchronously?
For example, if I call:
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Laravel Eloquent: How to get only certain columns from joined tables
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public function user() {
return $this->belongs_to('User')->select(array('id', 'username'));
}
And don't forget to include the column you're joining on.
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How can I get the intersection, union, and subset of arrays in Ruby?
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Utilizing the fact that you can do set operations on arrays by doing &(intersection), -(difference), and |(union).
Obviously I didn't implement the MultiSet to spec, but this should get you started:
class MultiSet
attr_accessor :set
def initialize(set)
@set = set
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How to export JavaScript array info to csv (on client side)?
...using JavaScript. I am using Dojo 1.8 and have all the attribute info in array, which looks like this:
28 Answers
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How to make a select with array contains value clause in psql
I have column arr which is of type array .
3 Answers
3
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Java SafeVarargs annotation, does a standard or best practice exist?
...he "variable arguments" that goes in the varargs parameter, and creates an array just like new X[] { ...(arguments go here)... }.
This works well when the varargs type is concrete like String.... When it's a type variable like T..., it also works when T is known to be a concrete type for that call....
Java: int array initializes with nonzero elements
According to the JLS, an int array should be filled by zeros just after initialization. However, I am faced with a situation where it is not. Such a behavior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception:
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What happened to console.log in IE8?
... console open when they were fired, so I push them into a console.messages array that I create. I also added a function console.dump() to facilitate viewing the whole log. console.clear() will empty the message queue.
This solutions also "handles" the other Console methods (which I believe all orig...
How to post pictures to instagram using API
...p = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
return array($http, $response);
}
function GenerateGuid() {
return sprintf('%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
mt_rand(0, 65535),
mt_rand(0, 65535),
mt_rand(0, 65535),
mt...