大约有 19,000 项符合查询结果（耗时：0.0267秒） [XML]
How do I grant myself admin access to a local SQL Server instance?
....
rem %2 specifies the principal identity to be added (in the form "<domain>\<user>").
rem If omitted, the script will request elevation and add the current user (pre-elevation) to the sysadmin role.
rem If provided explicitly, the script is a...
What's the best way to get the last element of an array without deleting it?
...o be able to choose from them I needed to understand their behavior and performance. In this answer I will share my findings with you, benchmarked against PHP versions 5.6.38, 7.2.10 and 7.3.0RC1 (expected Dec 13 2018).
The options (<<option code>>s) I will test are:
option .1. $x = a...
What are the main purposes of using std::forward and which problems it solves?
...type “rvalue reference to cv TR” creates the type TR."
Or in tabular form:
TR R
T& & -> T& // lvalue reference to cv TR -> lvalue reference to T
T& && -> T& // rvalue reference to cv TR -> TR (lvalue reference to T)
T&& & -> T...
Autocomplete applying value not label to textbox
... $(".ui-autocomplete").find("a").last().attr('href', '#modal-form').addClass('highLight');
}
}
);
I think the point is that you can add any extra data field other than just 'label' and 'value'.
I use bootstrap modal and it can be as below:
<div id="modal-...
What does the [Flags] Enum Attribute mean in C#?
...lowedColors: 00001110
So when you retrieve the value you are actually performing bitwise AND & on the values:
myProperties.AllowedColors: 00001110
MyColor.Green: 00000010
-----------------------
00000010 // Hey, this is the same as MyColor...
Computational complexity of Fibonacci Sequence
...* 1.618^(N+1) (approximately)
and say, therefore, that the worst case performance of the naive algorithm is
O((1/sqrt(5)) * 1.618^(N+1)) = O(1.618^(N+1))
PS: There is a discussion of the closed form expression of the Nth Fibonacci number over at Wikipedia if you'd like more information.
...
Relational Database Design Patterns? [closed]
... table with lots of pre-joined stuff that violates second and third normal form.
Array table. This is a table that violates first normal form by having an array or sequence of values in the columns.
Mixed-use database. This is a database normalized for transaction processing but with lots of extra...
Adding onClick event dynamically using jQuery
...ue to a plugin being used, I can't add the "onClick" attribute to the HTML form inputs like usual.
A plugin is handling the forms part in my site and it doesn't give an option to do this automatically.
...
javascript remove “disabled” attribute from html input
... inputs[i].disabled = false;
}
Where document could be replaced with a form, for instance, to find only the elements inside that form. You could also use getElementsByTagName('input') to get all input elements. In your for iteration, you'd then have to check that inputs[i].type == 'text'.
...
How to access property of anonymous type in C#?
...(T)x;
}
Now get back the object via cast:
public partial class frmFind: Form
{
public frmFind(object arguments)
{
InitializeComponent();
var args = arguments.CastTo(new { Title = "", Type = typeof(Nullable) });
this.Text = args.Title;
...
}
...
...