大约有 47,000 项符合查询结果（耗时：0.0486秒） [XML]
中文网（自研/维护）拓展 · App Inventor 2 中文网
...riginal call and the row ID of the new or updated row are provided.
AfterSelect(tag,rowCount,rows)
This event fires after an asynchronous Select call. The tag specified in the original call, the number of returned rows, and the result rows are provided.
AfterUpdate(tag,rowCount)
This event f...
Populate data table from data reader
... conn = new SqlConnection(connString);
string query = "SELECT * FROM Customers";
SqlCommand cmd = new SqlCommand(query, conn);
conn.Open();
SqlDataReader dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
DataTable dtSchema = ...
How to disable UITextField editing but still accept touch?
... inputView . Its all good, except that I can edit by copy, paste, cut and select text, and I don't want it. Only the Picker should modify text field.
...
Possible to iterate backwards through a foreach?
...inq can help you.
A Linq extension method using anonymous types with Linq Select to provide a sorting key for Linq OrderByDescending;
public static IEnumerable<T> Invert<T>(this IEnumerable<T> source)
{
var transform = source.Select(
(o, i) => new
...
Oracle SQL, concatenate multiple columns + add text
...
select 'i like' || type_column || ' with' ect....
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What's the equivalent for eclipse's ALT+UP/DOWN (move line) in Visual Studio?
In Eclipse, selecting a line and pressing Alt + ↑ / ↓ will move the line up and down, a quick way to avoid copy&paste.
Is there an equivalent in Visual Studio?
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RichTextBox (WPF) does not have string property “Text”
...
How about just doing the following:
_richTextBox.SelectAll();
string myText = _richTextBox.Selection.Text;
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Split a List into smaller lists of N size
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@HaraldCoppoolse the OP didn't ask for selecting, only to split lists
– Phate01
Mar 22 '18 at 16:11
1
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Aggregate function in an SQL update query?
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UPDATE t1
SET t1.field1 = t2.field2Sum
FROM table1 t1
INNER JOIN (select field3, sum(field2) as field2Sum
from table2
group by field3) as t2
on t2.field3 = t1.field3
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What is the intent of the methods getItem and getItemId in the Android class BaseAdapter?
... ListView item, it's that simple. When the system notifies you of the user selection, you receive three identifying variables to tell you what was selected:
a reference to the view itself,
its numeric position in the list,
this long you attached to the individual elements.
It's up to you to deci...