大约有 39,000 项符合查询结果（耗时：0.0662秒） [XML]
Select row with most recent date per user
...USER | TIME | IO |
--------------------------------
| 2 | 9 | 1370931664 | out |
| 3 | 6 | 1370932128 | out |
| 5 | 12 | 1370933037 | in |
Solution which gonna work everytime:
SQLFIDDLEExample
SELECT t1.*
FROM lms_attendance t1
WHERE t1.id = (SELECT t2.id
FROM...
Do you use NULL or 0 (zero) for pointers in C++?
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answered Oct 7 '08 at 2:21
Martin CoteMartin Cote
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How does the const constructor actually work?
...
mezonimezoni
6,78433 gold badges2121 silver badges3737 bronze badges
add a c...
How can I match a string with a regex in Bash?
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275
To match regexes you need to use the =~ operator.
Try this:
[[ sed-4.2.2.tar.bz2 =~ tar.bz2$ ...
What is the difference between the states selected, checked and activated in Android?
...}
}
Thanks to the following:
http://sriramramani.wordpress.com/2012/11/17/custom-states/
Stackoverflow: How to add a custom button state
Stackoverflow: Custom Checkable View which responds to Selector
http://www.charlesharley.com/2012/programming/custom-drawable-states-in-android/
http://deve...
Android Studio Project Structure (v.s. Eclipse Project Structure)
...ed the comparison workspaces and projects to be precise
Update 2: 2014/04/17 Added more detail to AS project structure
Update 1: 2013/07/29 Added IntelliJ Project Structure
The IntelliJ's Project structure (shown at the end) is for IntelliJ with the android plugin. The Android Studio, however, ha...
Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3
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edited Jan 24 '18 at 17:18
community wiki
1...
Java's Virtual Machine and CLR
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278
There are a lot of similarities between both implementations (and in my opinion: yes, they're b...
How to change the CHARACTER SET (and COLLATION) throughout a database?
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371
change database collation:
ALTER DATABASE <database_name> CHARACTER SET utf8 COLLATE utf8...