大约有 23,000 项符合查询结果（耗时：0.0335秒） [XML]
Format LocalDateTime with Timezone in Java8
... 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
...
Getting thread id of current method call
... 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
...
Modify/view static variables while debugging in Eclipse
... 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
...
When to use “ON UPDATE CASCADE”
...
I think you've pretty much nailed the points!
If you follow database design best practices and your primary key is never updatable (which I think should always be the case anyway), then you never really need the ON UPDATE CASCADE clause.
Zed made a good point, that if you use a natural k...
Logical XOR operator in C++?
...om user-defined logical XOR, as in
XOR(++x > 1, x < 5)
while a !=-based XOR doesn't have this property.
share
|
improve this answer
|
follow
|
...
Version number comparison in Python
... function which compares two version numbers and returns -1 , 0 , or 1 based on their compared valuses.
17 Answers
...
Downloading a file from spring controllers
...ly supporting a dozen types of resources. We might support more file types based on what users want to upload in that case we might end up with so many end points essentially doing the same thing. IMHO there has to be only one download end point and it handles multitude of file types. @Francis
...
Most Pythonic way to provide global configuration variables in config.py? [closed]
..."username": "",
"password": "",
"MYSQL_PORT": 3306,
"MYSQL_DATABASE": 'mydb',
"MYSQL_DATABASE_TABLES": ['tb_users', 'tb_groups']
}
__setters = ["username", "password"]
@staticmethod
def config(name):
return App.__conf[name]
@staticmethod
def set(name, value):
if...
What are the uses of the exec command in shell scripts? [closed]
...ilt-in command mirrors functions in the kernel, there are a family of them based on execve, which is usually called from C.
exec replaces the current program in the current process, without forking a new process. It is not something you would use in every script you write, but it comes in handy on...
SQL Query Where Field DOES NOT Contain $x
... 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
...