大约有 10,900 项符合查询结果（耗时：0.0285秒） [XML]
schema builder laravel migrations unique on two columns
How can I set a unique constraints on two columns?
3 Answers
3
...
Spring Data JPA find by embedded object property
...
Your cases might be related to ambiguity as discussed at docs.spring.io/spring-data/jpa/docs/current/reference/html/…
– Marcello de Sales
Dec 8 '16 at 16:12
...
Using .otf fonts on web browsers
...
You can implement your OTF font using @font-face like:
@font-face {
font-family: GraublauWeb;
src: url("path/GraublauWeb.otf") format("opentype");
}
@font-face {
font-family: GraublauWeb;
font-weight: bold;
s...
Extract TortoiseSVN saved password
...
Short answer: You can use TortoiseSVN Password Decrypter to easily display your cached credentials, including passwords.
Long answer: Here's how the tool works.
The credentials are saved in subdirectories of %APPDATA%\Subversion\auth\. Liste...
Naming convention for unique constraint
...index is INCLUDE columns.
Edit: Feb 2013. Since SQL Server 2008, indexes can have filters too. Constraints can not
So, it comes down to one of
stick with UQ as per the rest of the SQL-using planet
use IK for unique indexes (IKC for clustered too) to be consistent...
...
How can I create a Set of Sets in Python?
I'm trying to make a set of sets in Python. I can't figure out how to do it.
5 Answers
...
Python's “in” set operator
...
Yes it can mean so, or it can be a simple iterator. For example:
Example as iterator:
a=set(['1','2','3'])
for x in a:
print ('This set contains the value ' + x)
Similarly as a check:
a=set('ILovePython')
if 'I' in a:
print ('...
Using jQuery to see if a div has a child with a certain class
I have a div #popup that is dynamically filled with several paragraphs with the class .filled-text . I'm trying to get jQuery to tell me if #popup has one of these paragraphs in it.
...
PhpStorm wrap/surround selection?
... anyone who looks this question get helped.
In PhpStorm, almost everything can be configured but a little tricky and takes some learning curve.
It's very common behaviour that select a word and type single quote (or double quote) to surround it.
Hello World
'Hello World'
"Hello World"
To enable ...
Difference between CPPFLAGS and CXXFLAGS in GNU Make
...
Ha. I get it! the x is a + turned on it's side because C++FLAGS would blow up the compiler. ... I may have arrived to the party late, but that's still better than arriving on time to the wrong party.
– Jacksonkr
Mar 10 '16 at 15:18
...