大约有 49,000 项符合查询结果（耗时：0.0801秒） [XML]
Bash script plugin for Eclipse? [closed]
... dimo414
40.6k1616 gold badges121121 silver badges205205 bronze badges
answered Aug 31 '09 at 10:38
ire_and_cursesire_and_curses
6...
Print number of keys in Redis
..._version:6.0.6
redis_git_sha1:00000000
redis_git_dirty:0
redis_build_id:b63575307aaffe0a
redis_mode:standalone
os:Linux 5.4.0-1017-aws x86_64
arch_bits:64
multiplexing_api:epoll
atomicvar_api:atomic-builtin
gcc_version:9.3.0
process_id:2854672
run_id:90a5246f10e0aeb6b02cc2765b485d841ffc924e
tcp_port...
How to open existing project in Eclipse
...leuxbiegleux
12.8k1111 gold badges4141 silver badges5151 bronze badges
8
...
Install autoreconf on OS X v10.7 (Lion)?
...
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Mar 20 '12 at 6:58
fozfoz
...
Number of rows affected by an UPDATE in PL/SQL
... |
edited May 11 '19 at 15:31
Toolkit
8,68066 gold badges4848 silver badges5656 bronze badges
answered ...
How to reset a single table in rails?
...
answered Jul 5 '12 at 14:43
RickRick
81766 silver badges1414 bronze badges
...
Can PNG image transparency be preserved when using PHP's GDlib imagecopyresampled?
...|
edited Jan 27 '14 at 20:54
Brooks
2,09222 gold badges1818 silver badges2525 bronze badges
answered Aug...
How to wait for a keypress in R?
...
nnnnnn
4,15133 gold badges2020 silver badges3030 bronze badges
...
How do you launch the JavaScript debugger in Google Chrome?
...
15 Answers
15
Active
...
Entity Framework code first unique column
...lve this by setting a maximum string length on your model:
[StringLength(450)]
Your model will look like this now in EF CF 6.1+:
public class User
{
public int UserId{get;set;}
[StringLength(450)]
[Index(IsUnique=true)]
public string UserName{get;set;}
}
Update:
if you use Fluent:...