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Unable to find specific subclass of NSManagedObject
...e the space with an underscore. For example:
Entity: MyEntity
Class: My_App_Name.MyClass
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How ViewBag in ASP.NET MVC works
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public dynamic ViewBag
{
get
{
if (_viewBag == null)
{
_viewBag = new DynamicViewData(() => ViewData);
}
return _viewBag;
}
}
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Binding a Button's visibility to a bool value in ViewModel
...converter:
<ValueConversion(GetType(Boolean), GetType(Visibility))> _
Public Class BoolToVisibilityConverter
Implements IValueConverter
Public Function Convert(ByVal value As Object, ByVal targetType As System.Type, ByVal parameter As Object, ByVal culture As System.Globalization.Cul...
jQuery date formatting
...stion. It works well for me in a slightly different syntax/context:
var dt_to = $.datepicker.formatDate('yy-mm-dd', new Date());
If you decide to utilize datepicker from JQuery UI, make sure you use proper references in your document's < head > section:
<link rel="stylesheet" href="http...
Setting Windows PowerShell environment variables
...profile files: profile.ps1 should be loaded by all hosts, <host-name>_profile.ps1 just by the specified host. For PowerShell.exe (console host), this is Microsoft.PowerShell_profile.ps1.
– Richard
Apr 4 '09 at 14:44
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Random “Element is no longer attached to the DOM” StaleElementReferenceException
...bara appears to be pretty smart about waiting for DOM changes (see Why wait_until was removed from Capybara
), but the default wait time of 2 seconds was simply not enough in my case. Changed in _spec_helper.rb_ with e.g.
Capybara.default_max_wait_time = 5
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What is default color for text in textview?
...
Actually the color TextView is:
android:textColor="@android:color/tab_indicator_text"
or
#808080
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Passing Data between View Controllers
...A)
// in ContollerA.m
- (void)viewDidLoad {
[super viewDidLoad];
__unsafe_unretained typeof(self) weakSelf = self;
self.selectedVoucherBlock = ^(NSString *voucher) {
weakSelf->someLabel.text = voucher;
};
}
Go to Controller B
UIStoryboard *storyboard = [UIStoryboard s...
Access-control-allow-origin with multiple domains
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@Simon_Weaver there is a * value that allows any origin to access the resource. However the original question was asking about whitelisting a set of domains.
– monsur
Apr 29 '15 at 2:15
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How to update Python?
...stalled and their versions. Some were installed by PortablePython. Use easy_install pip to install pip if it wasn't installed.
If OP has 2.7.x and wants to install a different version, e.g. <=2.6.x or >=3.x.x, then installing different versions side-by-side is fine. You must choose which vers...