大约有 21,000 项符合查询结果（耗时：0.0496秒） [XML]
Android custom dropdown/popup menu
...
Update: To create a popup menu in android with Kotlin refer my answer here.
To create a popup menu in android with Java:
Create a layout file activity_main.xml under res/layout directory which contains only one button.
Filename: activity_main.xml
<RelativeL...
Django queries - id vs pk
When writing django queries one can use both id/pk as query parameters.
2 Answers
2
...
Same Navigation Drawer in different Activities
...g navigation drawer like it's shown in the tutorial on the developer.android.com website. But now, I want to use one Navigation Drawer, i created in the NavigationDrawer.class for multiple Activities in my Application.
...
How to read contacts on Android 2.0
I'm working on Android 2.0 and am trying to receive a list of all contacts.
9 Answers
...
How do I delete from multiple tables using INNER JOIN in SQL server
...e in this example. Something like:
begin transaction;
declare @deletedIds table ( id int );
delete from t1
output deleted.id into @deletedIds
from table1 as t1
inner join table2 as t2
on t2.id = t1.id
inner join table3 as t3
on t3.id = t2.id;
delete from t2
...
Change bundle identifier in Xcode when submitting my first app in IOS
.... I have entered iOS Provisioning Portal and I am about to create an app ID.
11 Answers
...
When should I use a composite index?
...he tables in a query (Exemptions are there. eg, Merging of indexes). Which ideally means that a table in a query, must use a single index for all where-clause, table join, group-by and order-by. So a separate index on each column may not work always but a composite index can do the magic.
...
View/edit ID3 data for MP3 files
What's a quick and easy way to view and edit ID3 tags (artist, album, etc.) using C#?
6 Answers
...
Spring MVC: Complex object as GET @RequestParam
...ake case and map it to a camel case member of MyObject. For example, ?book_id=4, should be mapped with bookId member of the MyObject?
– Vivek Vardhan
Aug 16 '17 at 12:17
...
PadLeft function in T-SQL
...
I believe this may be what your looking for:
SELECT padded_id = REPLACE(STR(id, 4), SPACE(1), '0')
FROM tableA
or
SELECT REPLACE(STR(id, 4), SPACE(1), '0') AS [padded_id]
FROM tableA
I haven't tested the syntax on the 2nd example. I'm not sure if that works 100% - it may requ...