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How to convert JSON string to array
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@RahulMehta If you're using PHP's built-in json_decode() it will return NULL if your JSON is invalid (for example, no quoted keys). That's what the documentation says and that's what my PHP 5.2 installation returns. Are you using a function other than...
How do I check if a list is empty?
...ient if the array is of a significant size. Also, typically, you would not allocate memory for an empty array (pointer remains null), so it makes no sense to attempt to get its length. I am not saying that len(a) == 0 is not a good way of doing it, it just does not scream 'C' to me when I see it.
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Create JSON-object the correct way
I am trying to create an JSON object out of a PHP array. The array looks like this:
5 Answers
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Test if lists share any items in python
...y(i in a for i in b)
This allows to search in-place, so no new memory is allocated for intermediary variables. It also bails out on the first find. But the in operator is always O(n) on lists (see here).
Another proposed option is an hybridto iterate through one of the list, convert the other one...
jQuery loop over JSON result from AJAX Success?
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You can also use the getJSON function:
$.getJSON('/your/script.php', function(data) {
$.each(data, function(index) {
alert(data[index].TEST1);
alert(data[index].TEST2);
});
});
This is really just a rewording of ifesdjeen's answer, but I thou...
User recognition without cookies or local storage
...ce to increase the accuracy of your results.
The NeuralMesh library for PHP allows you to generate Artificial Neural Networks. To implement Bayesian Inference, check out the following links:
Implement Bayesian inference using PHP, Part 1
Implement Bayesian inference using PHP, Part 2
Implement ...
Why is @autoreleasepool still needed with ARC?
...now there's a ton of objects ready to be cleared out, you have a loop that allocates a bunch of temp objects, so you "know" (or Instruments might tell you :) that adding a release pool around the loop would be a good idea.
– Graham Perks
Jan 31 '12 at 21:28
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How to pass parameters in GET requests with jQuery
...ng to handle error
}
});
And you can get the data by (if you are using PHP)
$_GET['ajaxid'] //gives 4
$_GET['UserID'] //gives you the sent userid
In aspx, I believe it is (might be wrong)
Request.QueryString["ajaxid"].ToString();
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When should I choose Vector in Scala?
...ame memory characteristics of a linked list, but with a much bigger memory allocation profile.
– Daniel C. Sobral
Aug 27 '14 at 21:47
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Git Extensions: Win32 error 487: Couldn't reserve space for cygwin's heap, Win32 error 0
...or Windows 2.
Technical details
0 [main] us 0 init_cheap: VirtualAlloc pointer is null, Win32 error 487
AllocationBase 0x0, BaseAddress 0x68570000, RegionSize 0x2A0000, State 0x10000
PortableGit\bin\bash.exe: *** Couldn't reserve space for cygwin's heap, Win32 error 0
This symptom by its...