大约有 45,000 项符合查询结果(耗时:0.0443秒) [XML]

https://stackoverflow.com/ques... 

close vs shutdown socket?

... very bad. If you just shutdown, subsequent use of the FILE will just give errors until fclose is called. – R.. GitHub STOP HELPING ICE Nov 12 '10 at 4:22 26 ...
https://stackoverflow.com/ques... 

How to add column if not exists on PostgreSQL?

...lumn already exists, adds if it doesn't and will continue to fail on other errors (like an invalid data type). I don't recommend doing ANY of these methods if these are random strings coming from external sources. No matter what method you use (client-side or server-side dynamic strings executed as...
https://stackoverflow.com/ques... 

shell init issue when click tab, what's wrong with getcwd?

once i click Tab on bash, the error message will appear, what's wrong? 4 Answers 4 ...
https://stackoverflow.com/ques... 

jQuery append fadeIn

...ta.filename); } else { $('#file-' + queueID).addClass('error'); //alert('error ' + data.errno); // TODO: delete me $('#file-' + queueID + ' .progress').html('error ' + data.errno); } } } This works with uploadify. It uses jquery's load event ...
https://stackoverflow.com/ques... 

Why should I use a pointer rather than the object itself?

... by the amount of members in the initializer arr = { 1, 2, 3, 4, 5 }; // ERROR On the other hand, you can do whatever you want with pointers. Unfortunately, because the distinction between pointers and arrays are hand-waved in Java and C#, beginners don't understand the difference. 3. Polym...
https://stackoverflow.com/ques... 

SOAP server and client application VCL+indy demo for Delphi XE?

...eed to go up further. I fixed the demo server so that it warns you with an error message if the data files cannot be located, saving you from the mysterious "XML parsing error". I also added some error checking in a few of the demos so that it tells you that you need to install interbase for this d...
https://stackoverflow.com/ques... 

Function vs. Stored Procedure in SQL Server

...rs. Stored procedures can execute Dynamic SQL. Stored procedures support error handling. Non-deterministic functions can be used in stored procedures. User-defined functions can be used in Select statements. User-defined functions do not support Deferred Name Resolution. User-defined function...
https://stackoverflow.com/ques... 

Why dict.get(key) instead of dict[key]?

...ever you choose it to be), whereas dictionary["bogus"] would raise a KeyError. If omitted, default_value is None, such that dictionary.get("bogus") # <-- No default specified -- defaults to None returns None just like dictionary.get("bogus", None) would. ...
https://stackoverflow.com/ques... 

@UniqueConstraint annotation in Java

...nnotating multiple unique keys at the table level, which is why you get an error when applying it to a field. References (JPA TopLink): @UniqueConstraint @Column share | improve this answer ...
https://stackoverflow.com/ques... 

Add only non-whitespace changes

... This gives me problems with patch does not apply and error while searching for... Any ideas? – DTI-Matt Jul 27 '15 at 14:17 18 ...