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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
...原始调用中指定的标签以及新行或更新行的行 ID。
AfterSelect(tag,rowCount,rows)
此事件在异步 Select 调用后触发。
提供原始调用中指定的标签、返回的行数以及结果行数据。
AfterUpdate(tag,rowCount)
此事件在异步 Update 调用后触发。...
Get Selected index of UITableView
I want to have selected index for UITableView .
I have written following code:
5 Answers
...
Eclipse does not highlight matching variables
...y:
window > preferences > java > editor > mark occurrences
Select all options available there.
Also go to:
Preferences > General > Editors > Text Editors > Annotations
Compare the settings for 'Occurrences' and 'Write Occurrences'
Make sure that you don't have the 'T...
MySQL DISTINCT on a GROUP_CONCAT()
I am doing SELECT GROUP_CONCAT(categories SEPARATOR ' ') FROM table . Sample data below:
6 Answers
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Entity framework linq query Include() multiple children entities
...ch allows the required depth of eager loading to be specified by providing Select expressions to the appropriate depth:
using System.Data.Entity; // NB!
var company = context.Companies
.Include(co => co.Employees.Select(emp => emp.Employee_Car))
.Inc...
Compare two files in Visual Studio
... the desktop. That's all!
Usage:
Open the Windows explorer via Win + E
Select two files to compare in the explorer
Drag and drop them as shown in the animation below:
After a few seconds (depending on the launch time of Visual Studio), the results will be shown in Visual Studio:
Note: It d...
How do you kill all current connections to a SQL Server 2005 database?
...problems ALTER DATABASE aspnetdb SET SINGLE_USER WITH ROLLBACK IMMEDIATE select GETDATE() ALTER DATABASE aspnetdb SET MULTI_USER what do you have instead of the commented out code?
– SQLMenace
Aug 17 '10 at 18:33
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Pandas - Get first row value of a given column
...
To select the ith row, use iloc:
In [31]: df_test.iloc[0]
Out[31]:
ATime 1.2
X 2.0
Y 15.0
Z 2.0
Btime 1.2
C 12.0
D 25.0
E 12.0
Name: 0, dtype: float64
To select the ith val...
How to count instances of character in SQL Column
...
In SQL Server:
SELECT LEN(REPLACE(myColumn, 'N', ''))
FROM ...
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List of tables, db schema, dump etc using the Python sqlite3 API
....tab
job snmptarget t1 t2 t3
sqlite> select name from sqlite_master where type = 'table';
job
t1
t2
snmptarget
t3
sqlite> .schema job
CREATE TABLE job (
id INTEGER PRIMARY KEY,
data VARCHAR
);
sqlite> select sql from sqlite_master where type = 'ta...