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How to use NSJSONSerialization
...ame":"Bbb"}]
This might give you a clear picture of how to handle it:
NSError *e = nil;
NSArray *jsonArray = [NSJSONSerialization JSONObjectWithData: data options: NSJSONReadingMutableContainers error: &e];
if (!jsonArray) {
NSLog(@"Error parsing JSON: %@", e);
} else {
for(NSDictionary...
Reactjs: Unexpected token '
...as writing a simple component to display
li tag and came across this error:
17 Answers
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How do I show/hide a UIBarButtonItem?
I created a toolbar in IB with several buttons. I would like to be able to hide/show one of the buttons depending on the state of the data in the main window.
...
IndentationError: unindent does not match any outer indentation level
...hitespace > Convert Spaces to Tabs and you will avoid a Python's Syntax Error Headache!
– loretoparisi
Mar 11 '15 at 14:24
1
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Error TF30063: You are not authorized to access … \DefaultCollection
...s TFS after using TFS preview and go back to using TFS preview, I get this error:
33 Answers
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ArrayList vs List in C#
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Using List<T> you can prevent casting errors. It is very useful to avoid a runtime casting error.
Example:
Here (using ArrayList) you can compile this code but you will see an execution error later.
ArrayList array1 = new ArrayList();
array1.Add(1);
array1.Add...
jQuery get the location of an element relative to window
Given an HTML DOM ID, how to get an element's position relative to the window in JavaScript/JQuery? This is not the same as relative to the document nor offset parent since the element may be inside an iframe or some other elements. I need to get the screen location of the element's rectangle (as ...
VSTS 2010 SGEN : error : Could not load file or assembly (Exception from HRESULT: 0x80131515)
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I was able to fix this error by finding the assembly DLL in Windows Explorer, right clicking, choosing Properties, and then pressing the "unblock" button. The DLL has a stream that is marking it as an external file - and by clicking unblock you re...
[A]System.Web.WebPages.Razor.Configuration.HostSection cannot be cast to… web.config issue
I am getting the following error:
6 Answers
6
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Why do stacks typically grow downwards?
I know that in the architectures I'm personally familiar with (x86, 6502, etc), the stack typically grows downwards (i.e. every item pushed onto the stack results in a decremented SP, not an incremented one).
...