大约有 47,000 项符合查询结果（耗时：0.0606秒） [XML]
MySQL foreign key constraints, cascade delete
...RITY DEFINER
BEGIN
DELETE FROM
`products`
WHERE
`id` IN (
SELECT `products_id`
FROM `categories_products`
WHERE `categories_id` = category_ID
)
;
DELETE FROM `categories`
WHERE `id` = category_ID;
END
You also need to add the following foreign key constraints...
Set EditText Digits Programmatically
...generic text, since we can't tell the IME about the set of digits that was selected.
– Dmitry Gryazin
Nov 14 '17 at 13:19
...
How do I stop a Git commit when VI is on the screen waiting for a commit message?
...s not beginning with a #) for example by holding v and using arrow keys to select it and then pressing Delete. Quit with :wq to apply changes! If you use :q! the changes will be lost and the previous commit message will be used.
When using VIM it's ok in both cases to quit with :cq - VIM will quit...
What is database pooling?
...
@sagar please select the answer which you found to be most useful. You have no accept record.
– zengr
Nov 24 '10 at 7:01
...
How can you run a command in bash over until success
...I did && break after my verification command though instead of the select case.
– carlin.scott
Apr 27 '18 at 21:19
add a comment
|
...
Edit the root commit in Git?
...t
Then the root commit will show up in the rebase TODO list, and you can select to edit or reword it:
reword <root commit sha> <original message>
pick <other commit sha> <message>
...
This is the explanation of --root from the Git rebase docs (emphasis mine):
Rebase ...
How to make a HTML Page in A4 paper size page(s)?
...replace @page x with @page, then it works, but that is not a page-specific selector.
– Rob W
Mar 12 '15 at 22:39
For t...
How do I find Waldo with Mathematica?
...at should have Waldo in it. Exclude all other areas (e.g., for each area, select a circle twice as big as the average person size), and then run the process that @Heike laid out with removing all but red, and so on.
Any thoughts on how to code this?
Edit:
Thoughts on how to code this . . . e...
Disable file preview in VS2012
In VS2012 when you select a file in solution explorer it automatically opens file in a special "preview" tab.
5 Answers
...
How to check if an object is a certain type
... Is there a performance difference between the two? - What about Select Case (Obj.GetType()) with multiple test cases Vs multiple IF TypeOf Obj is ...?
– Luke T O'Brien
May 22 '17 at 16:27
...