大约有 47,000 项符合查询结果（耗时：0.0548秒） [XML]
MySQL error: key specification without a key length
I have a table with a primary key that is a varchar(255). Some cases have arisen where 255 characters isn't enough. I tried changing the field to a text, but I get the following error:
...
Concatenating null strings in Java [duplicate]
...
5 Answers
5
Active
...
Does using final for variables in Java improve garbage collection?
...
answered Nov 20 '08 at 21:46
benjismithbenjismith
15.6k77 gold badges5454 silver badges7676 bronze badges
...
MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
...
answered Mar 15 '13 at 19:48
RachelRachel
119k5555 gold badges281281 silver badges452452 bronze badges
...
What is the difference between 'E', 'T', and '?' for Java generics?
...oked like.
– John
May 30 '17 at 16:54
2
@John: Yup, that's the one. Will edit a link in, whether ...
What should go into an .h file?
...
answered Dec 22 '09 at 11:42
AmberAmber
421k7070 gold badges575575 silver badges516516 bronze badges
...
mysqli_fetch_assoc() expects parameter / Call to a member function bind_param() errors. How to get t
... |
edited Apr 5 at 14:21
S.S. Anne
13.1k66 gold badges2727 silver badges5959 bronze badges
answere...
What is a magic number, and why is it bad? [closed]
...
|
edited Sep 4 '17 at 16:06
Lii
9,33555 gold badges5151 silver badges7070 bronze badges
ans...
How can I ask the Selenium-WebDriver to wait for few seconds in Java?
...
15 Answers
15
Active
...
携程遭超长宕机：内部数据管理恐存严重漏洞 - 资讯 - 清泛网 - 专注C/C++及内核技术
...瘫～A股瘫完天台瘫——网友用萝卜蹲游戏的方式调侃了5 “支付宝瘫～支付宝瘫～支付宝瘫完携程瘫～携程瘫～携程瘫～携程瘫完A股瘫～A股瘫～A股瘫～A股瘫完天台瘫”——网友用“萝卜蹲”游戏的方式调侃了5月27日到5月28日...