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How to send multiple data fields via Ajax? [closed]
...yntax is:
data: {status: status, name: name},
As specified here: http://api.jquery.com/jQuery.ajax/
So if that doesn't work, I would alert those variables to make sure they have values.
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Create objective-c class instance by name?
...cleaner, then you could utilize the Objective-C language runtime library's API. Under Objective-C 2.0:
#import <objc/runtime.h>
//Declaration in the above named file
id objc_getClass(const char* name);
//Usage
id c = objc_getClass("Object");
[ [ c alloc ] free ];
Under the Objective-C (1.0...
What is __declspec and when do I need to use it?
... used at the same level as the export keyword.
/** Declare a public MRuby API function. */
#if defined(MRB_BUILD_AS_DLL)
#if defined(MRB_CORE) || defined(MRB_LIB)
# define MRB_API __declspec(dllexport)
#else
# define MRB_API __declspec(dllimport)
#endif
#else
# define MRB_API extern
#endif
...
Why dict.get(key) instead of dict[key]?
...
I will give a practical example in scraping web data using python, a lot of the times you will get keys with no values, in those cases you will get errors if you use dictionary['key'], whereas dictionary.get('key', 'return_otherwise') has no problems.
Similarly,...
Mongoose query where value is not null
...
You should be able to do this like (as you're using the query api):
Entrant.where("pincode").ne(null)
... which will result in a mongo query resembling:
entrants.find({ pincode: { $ne: null } })
A few links that might help:
The mongoose query api
The docs for mongo query operato...
curl_exec() always returns false
...I was following a PDF manual to develop some module to communicate with an API and while copying the link directly from the manual, for some odd reason, the hyphen from the copied link was in a different encoding and hence the curl_exec() was always returning false because it was unable to communica...
How do I enable standard copy paste for a TextView in Android?
...id:textIsSelectable lives in the layout, it will just get ignored on lower API levels. Then use Ixx's solution within an if statement that checks to see if the API level is below 11. Best of both worlds. The nice thing about android:textIsSelectable is that it gives you the platform's text selection...
jQuery ui dialog change title after load-callback
...e');
For future reference, you can skip google with jQuery. The jQuery API will answer your questions most of the time. In this case, the Dialog API page. For the main library: http://api.jquery.com
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What is a handle in C++?
... about the resource itself to use it.
For instance, the HWND in the Win32 API is a handle for a Window. By itself it's useless: you can't glean any information from it. But pass it to the right API functions, and you can perform a wealth of different tricks with it. Internally you can think of the ...
Socket.IO Authentication
... store other persistent data like Users)
Since you might want to add some API requests as well, we'll also use http package to have both HTTP and Web socket working in the same port.
server.js
The following extract only includes everything you need to set the previous technologies up. You can see ...