大约有 18,400 项符合查询结果（耗时：0.0224秒） [XML]
解决：ORA-00054:资源正忙,要求指定NOWAIT - 数据库(内核) - 清泛网 - 专注...
...出所有被锁的对象，定位出哪个回话占用
select l.session_id,o.owner,o.object_name from v$locked_object l,dba_objects o where l.object_id=o.object_id
结果：
session_id owner object_name
158 SA TEST_1
...
对比想要创建的索引，定位哪些会话需要被删除
2：...
SSH免密码登陆教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...
2、ssh-keygen -t [rsa|dsa]，将会生成密钥文件和私钥文件 id_rsa,id_rsa.pub或id_dsa,id_dsa.pub
3、将 .pub 文件复制到B机器的 .ssh 目录， 并 cat id_dsa.pub >> ~/.ssh/authorized_keys
4、大功告成，从A机器登录B机器的目标账户，不再需要密码了
ssh-k...
Phpcms v9 实现首页|列表页|内容页点击量调用的代码 - 更多技术 - 清泛网 -...
...容页的点击量获取比较简单，一般默认模板中自带：<span id="hits">< span>...<script language="JavaScript" src="{APP_PATH}api.p...1、内容页的点击量获取比较简单，一般默认模板中自带：
<span id="hits"></span>
...
<script language="JavaScript" src="{APP_...
js + css 实现Div弹出效果 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...splay: none;
position: absolute;
top: 20%;
left: 22%;
width: 55%;
height: 60%;
padding: 20px;
border: 1px solid #004F8C;
background-color: white;
z-index:1002;
overflow: auto;
}
</style>
<a href="javascript：void(0)" onclick="showDiv('conte...
为iFrame添加动态载入效果，提高用户体验 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...加载中：完成后：以下是完整代码：<div style="float: left;width: 205px;font-size: 13px !important;line-hei iFrame动态载入效果，现在记录一下，顺便分享。
先展示下效果：
加载中：
完成后：
以下是完整代码：
<div style="float: left;width...
Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 爬虫/数据库 - 清...
...的设置为 innodb_file_per_table = 1。参考 http://blog.chinaunix.net/uid-24111901-id-2627876.html1、找回表结构，如果表结构没有丢失直接到下一步
a、先创建一个数据库，这个数据库必须是没有表和任何操作的。
b、创建一个表结构，和要恢复...
SSH免密码登陆教程 - 环境配置 - 清泛IT社区，为创新赋能！
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2、ssh-keygen -t [rsa|dsa]，将会生成密钥文件和私钥文件 id_rsa,id_rsa.pub或id_dsa,id_dsa.pub
3、将 .pub 文件复制到B机器的 .ssh 目录， 并 cat id_dsa.pub >> ~/.ssh/authorized_keys
4、大功告成，从A机器登录B机器的目标账户，不再需要密码了s...
An item with the same key has already been added
...odel which contains the same property twice. Perhaps you are using new to hide the base property.
Solution is to override the property or use another name.
If you share your model, we would be able to elaborate more.
share...
Is there a way of having git show lines added, lines changed and lines removed?
...
If you want to know the lines added/changed/deleted by a commit with
id commit-id, you could use
git show commit-id --stat
or
git diff commit-id-before commit-id --stat
If you wat to know the lines added/changed/deleted by a range
commits, you could use
git diff commit-id1 commit-id2 --s...
Express next function, what is it really for?
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next() with no arguments says "just kidding, I don't actual want to handle this". It goes back in and tries to find the next route that would match.
This is useful, say if you want to have some kind of page manager with url slugs, as well as lots of other thing...