大约有 45,000 项符合查询结果（耗时：0.0858秒） [XML]
Can you use an alias in the WHERE clause in mysql?
... restrict result rows after aggregation. It can't be
WHERE avg_rating > 10
nor
WHERE sum(reviews.rev_rating) / count(reviews.rev_id) > 10
hence.
HAVING sum(reviews.rev_rating) / count(reviews.rev_id) > 10
on the other hand is possible and complies with the SQL standard. Whereas
HAVING av...
String.Join method that ignores empty strings?
...harpCoder
14.7k3030 gold badges122122 silver badges210210 bronze badges
1
...
Eclipse interface icons very small on high resolution screen in Windows 8.1
...
I struggled with this issue for a little bit too. I noticed a lot of you posted really complicated resolutions but there is a much easier way to do this! Its just a program and you shouldn't have to modify scripts, or install third party tools. The issue is related ...
Was PreferenceFragment intentionally excluded from the compatibility package?
...n-public methods in Android APIs are actually omitted from the SDK. With a bit of creativity involving reflection and dynamic proxies, you can still get at them. The only alternative, as Tenacious says, is to fork the entire android.preference package, including at least 15 classes, 5 layouts, and a...
SQL/mysql - Select distinct/UNIQUE but return all columns?
...s de BernardyDenis de Bernardy
64.9k1111 gold badges109109 silver badges134134 bronze badges
10
...
Does BroadcastReceiver.onReceive always run in the UI thread?
... |
edited Apr 29 '14 at 10:51
answered Apr 15 '11 at 12:41
...
In which order should floats be added to get the most precise result?
...things somewhat. Consider the case where we're adding single-precision (32 bit) floats, and there are 1 billion values equal to 1 / (1 billion), and one value equal to 1. If the 1 comes first, then the sum will come to 1, since 1 + (1 / 1 billion) is 1 due to loss of precision. Each addition has no ...
Which one will execute faster, if (flag==0) or if (0==flag)?
... user703016
34.2k77 gold badges7878 silver badges104104 bronze badges
answered Jan 7 '11 at 11:03
Matthieu M.Matthieu M.
239k34...
Is the Javascript date object always one day off?
...
101
Notice that Eastern Daylight Time is -4 hours and that the hours on the date you're getting ba...
How to create a temporary directory?
... While this is an interesting solution for the error handling, a bit more explanation of the advantages and possible shortcomings would be nice.
– Murphy
Oct 30 '18 at 13:41
...