大约有 47,000 项符合查询结果（耗时：0.0558秒） [XML]
What does mysql error 1025 (HY000): Error on rename of './foo' (errorno: 150) mean?
... have to find the name used to index it. To find that, issue the following select:
SHOW CREATE TABLE region;
This should show you the name of the index, something like this:
CONSTRAINT region_ibfk_1 FOREIGN
KEY (country_id) REFERENCES
country (id) ON DELETE NO
ACTION ON UPDATE NO ACT...
Can't use method return value in write context
...
This is a much better answer than the one currently selected.
– SystemParadox
Sep 9 '11 at 14:20
20
...
Google Map API v3 — set bounds and center
... Sorry this is in the wrong place. It's meant to be a comment for the selected answer. But doesn't the extend function need to be inside your for loop?
– kidbrax
Feb 12 '11 at 14:04
...
How to change column datatype in SQL database without losing data
...
Alter column data type with check type of column :
IF EXISTS(
SELECT 1
FROM sys.columns
WHERE NAME = 'YourColumnName'
AND [object_id] = OBJECT_ID('dbo.YourTable')
AND TYPE_NAME(system_type_id) = 'int'
)
ALTER TABLE dbo.YourTable ALTER ...
How to make good reproducible pandas examples
...e a bit with np.random.choice. For example, in column g, we have a random selection of 6 dates from 2011. Additionally, by setting replace=False we can assure these dates are unique -- very handy if we want to use this as an index with unique values.
Fake stock market data
In addition to taking...
How do I remove files saying “old mode 100755 new mode 100644” from unstaged changes in Git?
...lemode false
Add in ~/.gitconfig:
[core]
filemode = false
Just select one of them.
share
|
improve this answer
|
follow
|
...
Hibernate show real SQL [duplicate]
...
select this_.code from true.employee this_ where this_.code=? is what will be sent to your database.
this_ is an alias for that instance of the employee table.
...
How do I check if string contains substring? [duplicate]
...shopping cart that displays product options in a dropdown menu and if they select "yes", I want to make some other fields on the page visible.
...
How to add onload event to a div element
... in that it's better to keep all js inside its own file? Is there a way to selectively run js when certain elements are loaded into the document?
– Ryan Walton
Dec 17 '15 at 20:51
...
How to easily truncate an array with JavaScript?
...
If you want to selectively pull elements out of an array, you can use the jQuery.grep method.
(from the jQuery docs)
var arr = [ 1, 9, 3, 8, 6, 1, 5, 9, 4, 7, 3, 8, 6, 9, 1 ];
$("div").text(arr.join(", "));
arr = jQuery.grep(arr, functi...