大约有 30,000 项符合查询结果（耗时：0.0415秒） [XML]
C#: How to convert a list of objects to a list of a single property of that object?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Draft saved
Draft discarded
...
Is Mono ready for prime time? [closed]
...n work with reduced functionality.
According to our Moma statistics based on user submissions (this is from memory) about 50% of the applications work out of the box, about 25% require about a week worth of work (refactoring, adapting) another 15% require a serious commitment to redo chunks o...
How to concatenate strings in django templates?
...
Use with:
{% with "shop/"|add:shop_name|add:"/base.html" as template %}
{% include template %}
{% endwith %}
share
|
improve this answer
|
follo...
Dependency Walker reports IESHIMS.DLL and WER.DLL missing?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Draft saved
Draft discarded
...
where is gacutil.exe?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Draft saved
Draft discarded
...
Algorithm to calculate the number of divisors of a given number
...to learn, say, enough number theory to understand the factoring techniques based on elliptic curves. (I know they exist. I don't understand them.)
Therefore unless you are dealing with small integers, I wouldn't try to solve that problem myself. Instead I'd try to find a way to use something lik...
What is the difference between loose coupling and tight coupling in the object oriented paradigm?
...anation is basic and abstract like a Wikipedia summary. The examples don't demonstrate anything. The "tight coupling" example does not seem to have any problems, and the "loose coupling" example doesn't seem to solve any. In other words, what does adding the interface do, other increasing complexity...
jQuery selector for the label of a checkbox
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Draft saved
Draft discarded
...
Select DISTINCT individual columns in django?
...
One way to get the list of distinct column names from the database is to use distinct() in conjunction with values().
In your case you can do the following to get the names of distinct categories:
q = ProductOrder.objects.values('Category').distinct()
print q.query # See for yourself...
What is the difference between partitioning and bucketing a table in Hive ?
...
A hive table can have both partitioning and bucketing. Based on your partition clause , for each partition will have 32 buckets created. Yes HDFS file.
– Navneet Kumar
Feb 2 '15 at 16:57
...