大约有 48,000 项符合查询结果（耗时：0.0347秒） [XML]
JSON encode MySQL results
...
$sth = mysqli_query($conn, "SELECT ...");
$rows = array();
while($r = mysqli_fetch_assoc($sth)) {
$rows[] = $r;
}
print json_encode($rows);
The function json_encode needs PHP >= 5.2 and the php-json package - as mentioned here
NOTE: mysql is dep...
How to add text at the end of each line in Vim?
...e file, you can specify them in place of the %.
One way is to do a visual select and then type the :. It will fill in :'<,'> for you, then you type the rest of it (Notice you only need to add s/$/,/)
:'<,'>s/$/,/
...
Explicit vs implicit SQL joins
...e joined and how they are joined. Try compare larger SQL queries where you selecting from 8 different tables and you have lots of filtering in the where. By using join syntax you separate out the parts where the tables are joined, to the part where you are filtering the rows.
...
visual c++: #include files from other projects in the same solution
...n.
To access the project configuration:
Right-click on the project, and select Properties.
Select Configuration Properties->C/C++->General.
Set the path under Additional Include Directories.
How to include
To include the header file, simply write the following in your code:
#include "fi...
Build unsigned APK file with Android Studio
...nu in the toolbar at the top (Open 'Edit Run/Debug configurations' dialog)
Select "Edit Configurations"
Click the "+"
Select "Gradle"
Choose your module as a Gradle project
In Tasks: enter assemble
Press Run
Your unsigned APK is now located in
ProjectName\app\build\outputs\apk
For detailed inf...
How can I insert values into a table, using a subquery with more than one result?
...
You want:
insert into prices (group, id, price)
select
7, articleId, 1.50
from article where name like 'ABC%';
where you just hardcode the constant fields.
share
|
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Change Schema Name Of Table In SQL
...
Create Schema :
IF (NOT EXISTS (SELECT * FROM sys.schemas WHERE name = 'exe'))
BEGIN
EXEC ('CREATE SCHEMA [exe] AUTHORIZATION [dbo]')
END
ALTER Schema :
ALTER SCHEMA exe
TRANSFER dbo.Employees
...
Disable Auto Zoom in Input “Text” tag - Safari on iPhone
... form elements is 11px (at least in Chrome and Safari).
Additionally, the select element needs to have the focus pseudo-class attached.
input[type="color"],
input[type="date"],
input[type="datetime"],
input[type="datetime-local"],
input[type="email"],
input[type="month"],
input[type="number"],
inp...
How to use GROUP BY to concatenate strings in MySQL?
...
SELECT id, GROUP_CONCAT(name SEPARATOR ' ') FROM table GROUP BY id;
http://dev.mysql.com/doc/refman/5.0/en/group-by-functions.html#function_group-concat
From the link above, GROUP_CONCAT: This function returns a string res...
How to edit data in result grid in SQL Server Management Studio
...
You can do something similar to what you want. Right click on a table and select "edit top 200 rows" (if you are on SQL Server 2008) or "open table" in SQL Server 2005. Once you get there, there is a button on the top that says "SQL"; when you click on it, it lets you write an SQL statement and you...