大约有 47,000 项符合查询结果（耗时：0.0595秒） [XML]
MySQL: @variable vs. variable. What's the difference?
...nitialize this variable with a SET statement or inside a query:
SET @var = 1
SELECT @var2 := 2
When you develop a stored procedure in MySQL, you can pass the input parameters and declare the local variables:
DELIMITER //
CREATE PROCEDURE prc_test (var INT)
BEGIN
DECLARE var2 INT;
SET var...
generating GUID without hyphen
...(canonical) string representation of a Guid. The Guid itself is actually a 128-bit integer value.
You can use the "N" specifier with the Guid.ToString(String) overload.
Guid.NewGuid().ToString("N");
By default letters are lowercase. A Guid with only uppercase letters can only be achieved by manu...
XPath OR operator for different nodes
...
221
All title nodes with zipcode or book node as parent:
Version 1:
//title[parent::zipcode|parent...
Difference between CSS3 transitions' ease-in and ease-out
...
1 Answer
1
Active
...
How to allow keyboard focus of links in Firefox?
...
1 Answer
1
Active
...
How can I disable editing cells in a WPF Datagrid?
...
|
edited Dec 12 '13 at 13:27
STiLeTT
9251010 silver badges2222 bronze badges
answered Jul 2...
Turning a string into a Uri in Android
...
|
edited Jun 28 '13 at 18:40
Peter Ajtai
52.9k1111 gold badges117117 silver badges138138 bronze badges
...
How to make pipes work with Runtime.exec()?
...
183
Write a script, and execute the script instead of separate commands.
Pipe is a part of the sh...
How do you exit from a void function in C++?
... |
edited Nov 4 '09 at 13:09
answered Dec 6 '08 at 19:10
...
What character encoding should I use for a HTTP header?
...
126
In short: Only ASCII is guaranteed to work. Some non-ASCII bytes are allowed for backwards com...