大约有 43,000 项符合查询结果（耗时：0.0588秒） [XML]
How to re-create database for Entity Framework?
...database from SQL Server Object Explorer in Visual Studio.
Right-click and select delete.
Delete mdf and ldf files from file system - if they are still there.
Rebuild Solution.
Start Application - database will be re-created.
...
How to import JsonConvert in C# application?
...
right click on the project and select Manage NuGet Packages..
In that select Json.NET and install
After installation,
use the following namespace
using Newtonsoft.Json;
then use the following to deserialize
JsonConvert.DeserializeObject
...
How do I use FileSystemObject in VBA?
...crrun.dll
To reference this file, load the
Visual Basic Editor (ALT+F11)
Select Tools > References from the drop-down menu
A listbox of available references will be displayed
Tick the check-box next to 'Microsoft Scripting Runtime'
The full name and path of the scrrun.dll file will be displayed...
How to view the list of compile errors in IntelliJ?
... Apparently this "problems" toolbar is only available if you select the "auto compile" mode. see here: jetbrains.com/help/idea/2016.2/problems-tool-window.html
– atom88
Nov 18 '16 at 21:17
...
Window appears off screen on ubuntu [closed]
...
Be sure to have the off-screen window selected (use Alt-Tab or Super-W for example). Then hold Alt+F7 and move the window with the cursor keys until it appears in the viewport.
When this happens to me the hidden window is usually below the screen (I occasionally...
How do I get a TextBox to only accept numeric input in WPF?
... LengthOfModifiedText(string newText, bool paste)
{
var countOfSelectedChars = this.AssociatedObject.SelectedText.Length;
var caretIndex = this.AssociatedObject.CaretIndex;
string text = this.AssociatedObject.Text;
if (countOfSelectedChars > 0 || paste)
...
How to reset (clear) form through JavaScript?
...) {
elements[i].checked = false;
}
break;
case "select-one":
case "select-multi":
elements[i].selectedIndex = -1;
break;
default:
break;
}
}
}
share
...
Index (zero based) must be greater than or equal to zero
...care.
//Wrong Code:
string name="my name";
string age=25;
String.Format(@"Select * from table where name='{1}' and age={1}" +name, age);
//Right Code:
string name="my name";
string age=25;
String.Format(@"Select * from table where name='{1}' and age={1}" , name, age);
...
Rails 3 execute custom sql query without a model
...o_hash
From the docs:
result = ActiveRecord::Base.connection.exec_query('SELECT id, title, body FROM posts')
result # => #<ActiveRecord::Result:0xdeadbeef>
# Get the column names of the result:
result.columns
# => ["id", "title", "body"]
# Get the record values of the result:
result...
Eclipse: enable assertions
...to Preferences.
Choose Java, and then Installed JREs from the left panel.
Select your JRE, and then click the Edit... button in the right panel.
In the Default VM arguments field, add -ea.
share
|
...