大约有 14,000 项符合查询结果（耗时：0.0296秒） [XML]
JPA: unidirectional many-to-one and cascading delete
...
this is not working when the association is @OneToOne Any ideas how to solve it with @OneToOne?
– stakowerflol
Dec 21 '18 at 14:24
1
...
SQL exclude a column using SELECT * [except columnA] FROM tableA?
...
@ToolmakerSteve The idea of this question is to only specify columns you don't need. Naming columns would require specifying all, say, 20+ columns of a particular table.
– Cees Timmerman
Aug 21 '14 at 8:04
...
When should I make explicit use of the `this` pointer?
...studio. the results are the same no matter "this->" existed or not. Any idea?
– Peng Zhang
Jan 12 '14 at 10:57
8
...
How to log a method's execution time exactly in milliseconds?
...
Great idea @golmschenk! You can also look into __PRETTY_FUNCTION__ and __LINE__ if you want more detailed information.
– Ron
Mar 17 '14 at 7:22
...
Get name of property as a string
...
Any idea where I can get the assembly or NuGet package that contains GetMemberInfo? I can't find anything with the 'common utilities' package for the Microsoft Enterprise Library, which is what MSDN seems to indicate contains tha...
How can I change the file type association of an existing file in WebStorm?
...n.
I tried deleting and recreating, renaming and renaming back, deleting .idea altogether. Nothing worked.
I found that PHPStorm had added the entire file name to the list of patterns for a text file.
....
*.txt
myfile.js
... etc
This was obviously overriding all other settings. And futhermore ...
How many classes should I put in one file? [closed]
... of code in it, maybe with some functions only it uses, it would be a good idea to split this class and the helper-functions into a separate file.
You should structure them so you do from mypackage.database.schema import MyModel, not from mypackage.email.errors import MyDatabaseModel - if where you...
Clearing a string buffer/builder after loop
...ally gain CPU cycles and memory is absolutely not evil. You are taking the idea too straight. Note that a loop is usually repeated many times. A loop can be repeated thousands of times, which can eat precious megabytes on a mobile (and also on server or computer) if not optimized carefully.
...
Replace Line Breaks in a String C#
...e if you have \r\n you will end up with the replacement string twice - not ideal.
– ZombieSheep
Jul 22 '15 at 17:02
1
...
How to call a function from a string stored in a variable?
...wever if you are going to use the $function_name() method it may be a good idea to test for the existence of the function if the name is in any way dynamic
if(method_exists($object, $function_name))
{
$object->$function_name(arg1, arg2);
}
...