大约有 23,000 项符合查询结果（耗时：0.0319秒） [XML]
What does the “|” (single pipe) do in JavaScript?
... 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
...
Difference between Fact table and Dimension table?
...e 2 types of tables are created for different reasons. However, from a database design perspective, a dimension table could have a parent table as the case with the fact table which always has a dimension table (or more) as a parent. Also, fact tables may be aggregated, whereas Dimension tables are ...
Internal typedefs in C++ - good style or bad style?
...
Typedefs are the ones what policy based design and traits built upon in C++, so The power of Generic Programming in C++ stems from typedefs themselves.
share
|
...
Url decode UTF-8 in Python
... 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
...
Which access modifiers are implied when not specified?
... 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
...
Spring Boot - inject map from application.yml
...rs. I want to inject this map into a service that will initialize services based on the configuration provided in this yaml file. My initial implementation was:
@Service
@ConfigurationProperties(prefix = 'oauth')
class OAuth2ProvidersService implements InitializingBean {
private Map<String,...
MySQL, better to insert NULL or empty string?
...
One thing to consider, if you ever plan on switching databases, is that Oracle does not support empty strings. They are converted to NULL automatically and you can't query for them using clauses like WHERE somefield = '' .
...
What is the Oracle equivalent of SQL Server's IsNull() function?
... 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
...
jquery-ui sortable | How to get it work on iPad/touchdevices?
... 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
...
GROUP_CONCAT ORDER BY
...MySQL only function, however a similar result can be achieved on other database with a surrogate function ...
– aleroot
Apr 30 '15 at 20:41
2
...