大约有 2,000 项符合查询结果(耗时:0.0335秒) [XML]

https://stackoverflow.com/ques... 

SQL Server: Difference between PARTITION BY and GROUP BY

...bleA group by id,firstName Results: marksum firstname ---------------- 94 ann 134 arun 47 new 41 sruthy In our real table we have 7 rows and when we apply GROUP BY id, the server group the results based on i...
https://stackoverflow.com/ques... 

Best way of invoking getter by reflection

...tionTargetException { Student student = new Student("A", "Anand", "001", "Male"); student.readElements(); } } Output when sorted getId Pos: 1 Value: 001 getName Pos: 2 Value: Anand getGender Pos: 3 Value: Male getGrade Pos: 4 Value: A ...
https://stackoverflow.com/ques... 

Backing beans (@ManagedBean) or CDI Beans (@Named)?

...nt fails (org.jboss.weld.exceptions.DeploymentException) with message WELD-001408 Injection point has unsatisfied dependencies. Should I actually be using @Inject to inject no-interface EJBs into an @Named bean, or should I stick with @EJB? The EJBs are packaged in an EJB JAR, in the same EAR as the...
https://stackoverflow.com/ques... 

How do I calculate percentiles with python/numpy?

... 294 You might be interested in the SciPy Stats package. It has the percentile function you're after...
https://stackoverflow.com/ques... 

How to validate phone numbers using regex

...)?$/i This matches: - (+351) 282 43 50 50 - 90191919908 - 555-8909 - 001 6867684 - 001 6867684x1 - 1 (234) 567-8901 - 1-234-567-8901 x1234 - 1-234-567-8901 ext1234 - 1-234 567.89/01 ext.1234 - 1(234)5678901x1234 - (123)8575973 - (0055)(123)8575973 On $n, it saves: Country indicator...
https://stackoverflow.com/ques... 

nginx - client_max_body_size has no effect

...sted WordPress sites, finally (as per suggestions from nembleton & rjha94) I thought it might be helpful for someone, if I added a little clarification to their suggestions. For starters, please be certain you have included your increased upload directive in ALL THREE separate definition block...
https://stackoverflow.com/ques... 

Streaming Audio from A URL in Android using MediaPlayer?

...s playing, my app crashes when I unlock it. – CiaranC94 Jul 21 '16 at 9:32 3 ...
https://stackoverflow.com/ques... 

Why is using the rails default_scope often recommend against?

... when wanting to show unpublished (private) posts. So far so good. 2.1.1 :001 > Post.all Post Load (0.2ms) SELECT "posts".* FROM "posts" WHERE "posts"."published" = 't' Well this is pretty much what we expect. Now lets try: 2.1.1 :004 > Post.new => #<Post id: nil, title: nil, p...
https://stackoverflow.com/ques... 

How can I get the executing assembly version?

...osoft.com/en-us/library/system.reflection.assembly.getentryassembly%28v=vs.110%29.aspx: The GetEntryAssembly method can return null when a managed assembly has been loaded from an unmanaged application. For example, if an unmanaged application creates an instance of a COM component written in C#, a...
https://stackoverflow.com/ques... 

Why does Java switch on contiguous ints appear to run faster with added cases?

... ; - javaapplication4.Test1::multiplyByPowerOfTen@110 (line 64) ; {section_word} 0x000000000287fef8: jmp 0x000000000287ff16 0x000000000287fefa: mulsd xmm0,QWORD PTR [rip+0xfffffffffffffe5e] # 0x000000000287fd60...