大约有 11,600 项符合查询结果（耗时：0.0230秒） [XML]
java.sql.SQLException: - ORA-01000: maximum open cursors exceeded
...the maximum-open-cursors error, is an extremely common error in Oracle database development. In the context of Java, it happens when the application attempts to open more ResultSets than there are configured cursors on a database instance.
Common causes are:
Configuration mistake
You have more ...
Choosing the default value of an Enum type without having to change values
In C#, is it possible to decorate an Enum type with an attribute or do something else to specify what the default value should be, without having the change the values? The numbers required might be set in stone for whatever reason, and it'd be handy to still have control over the default.
...
Getting parts of a URL (Regex)
Given the URL (single line):
http://test.example.com/dir/subdir/file.html
25 Answers
...
“Too many values to unpack” Exception
...
That exception means that you are trying to unpack a tuple, but the tuple has too many values with respect to the number of target variables. For example: this work, and prints 1, then 2, then 3
def returnATupleWithThreeValues():
return (1,2,3)
a,b,c = returnATupleWithThreeValues...
How to disable breadcrumbs in Eclipse
How can I disable the Java editor breadcrumb in Eclipse?
11 Answers
11
...
What is the difference between And and AndAlso in VB.NET?
In VB.NET, what is the difference between And and AndAlso ? Which should I use?
11 Answers
...
Passing a String by Reference in Java?
...
You have three options:
Use a StringBuilder:
StringBuilder zText = new StringBuilder ();
void fillString(StringBuilder zText) { zText.append ("foo"); }
Create a container class and pass an instance of the container to your method:
public class Container { pu...
C++ mark as deprecated
I have a method in an interface that I want to deprecate with portable C++.
When I Googled for this all I got was a Microsoft specific solution; #pragma deprecated and __declspec(deprecated) .
...
C# List to string with delimiter
...y anymore, since there is an overload of String.Join that takes an IEnumerable<string>.
Results:
John, Anna, Monica
share
|
improve this answer
|
follow
...
JavaScript arrays braces vs brackets
What is the difference between each of the following array definitions.
2 Answers
2
...