大约有 21,000 项符合查询结果（耗时：0.0446秒） [XML]
Rails migrations: Undo default setting for a column
I have the problem, that I have an migration in Rails that sets up a default setting for a column, like this example:
4 Ans...
Adding IN clause List to a JPA Query
I have built a NamedQuery that looks like this:
4 Answers
4
...
'str' object does not support item assignment in Python
I would like to read some characters from a string and put it into other string (Like we do in C).
7 Answers
...
How can I initialize an ArrayList with all zeroes in Java?
It looks like arraylist is not doing its job for presizing:
5 Answers
5
...
What does “%.*s” mean in printf?
I got a code snippet in which there is a
4 Answers
4
...
Should bower_components be gitignored?
Would it be good practice to keep only the bower.json file and gitignore the whole bower_components directory?
6 Answer...
How do you increase the max number of concurrent connections in Apache?
What httpd conf settings do I need to change to increase the max number of concurrent connections for Apache? NOTE: I turned off KeepAlive since this is mainly an API server.
...
Hibernate dialect for Oracle Database 11g?
Is there a Hibernate dialect for Oracle Database 11g? Or should I use the org.hibernate.dialect.Oracle10gDialect that ships with Hibernate?
...
Getting the parent div of element
This should be really simple but I'm having trouble with it. How do I get a parent div of a child element?
7 Answers
...
Thread Safety in Python's dictionary
I have a class which holds a dictionary
3 Answers
3
...