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What does Html.HiddenFor do?
... ViewModel class:
public class ViewModel
{
public string Value { get; set; }
public int Id { get; set; }
}
Now you want the edit page to store the ID but have it not be seen:
<% using(Html.BeginForm() { %>
<%= Html.HiddenFor(model.Id) %><br />
<%= Html.TextBo...
Xcode 4 and Core Data: How to enable SQL Debugging
...n 1 and 4, higher number makes it more verbose)
Press OK and your are all set.
The key here is to edit the scheme you will be using for testing.
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error: writable atomic property cannot pair a synthesized setter/getter with a user defined setter/g
...the following:
use @dynamic or;
use @synthesize and keep the synthesized setter and getter or;
provide a manual implementation of both the setter and the getter (without using one of the above directives).
If you declare the @property with (nonatomic) then you can mix manual and synthesized impl...
Are table names in MySQL case sensitive?
...d case sensitive in most varieties of Unix or Linux.
To resolve the issue, set the lower_case_table_names to 1
lower_case_table_names=1
This will make all your tables lowercase, no matter how you write them.
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Disabling Chrome Autofill
...".fake-autofill-fields").show();
// some DOM manipulation/ajax here
window.setTimeout(function () {
$(".fake-autofill-fields").hide();
}, 1);
Update July 2018
My solution no longer works so well since Chrome's anti-usability experts have been hard at work. But they've thrown us a bone in the form...
Checking if an Android application is running in the background
...s, but you also don't have to modify every Activity in your application to set/unset something in onResumed()/onPaused(). It's just a few lines of code that's self contained, and it works throughout your whole application. Plus, there are no funky permissions required either.
MyLifecycleHandler.jav...
CSS to make HTML page footer stay at bottom of the page with a minimum height, but not overlap the p
...below uses a "trick" by placing an ::after pseudo-element on the body, and set it to have the exact height of the footer, so it will occupy the exact same space the footer does, so when the footer is absolute positioned over it, it would appear like the footer is really taking up space and eliminate...
Identity increment is jumping in SQL Server database
...ses.
Or, for recent versions, execute ALTER DATABASE SCOPED CONFIGURATION SET IDENTITY_CACHE = OFF to disable the identity caching for a specific database.
You should be aware none of these workarounds assure no gaps. This has never been guaranteed by IDENTITY as it would only be possible by seri...
How do I group Windows Form radio buttons?
...};
[Category("AdvancedRadioButton"),
Description("Gets or sets the level that specifies which RadioButton controls are affected."),
DefaultValue(Level.Parent)]
public Level GroupNameLevel { get; set; }
[Category("AdvancedRadioButton"),
Description("G...
Cookies vs. sessions
...ed on server (i.e. server-side)
Safer (because of 1)
Expiration can not be set, session variables will be expired when users close the browser. (nowadays it is stored for 24 minutes as default in php)
Cookies:
IDU is stored on web-browser (i.e. client-side)
Not very safe, since hackers can reach...