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LR性能指标解释 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...：1.服务器Linux（包括CPU、Memory、Load、I O）。2.数据库：1.Mysql 2.Oracle（缓存命中、索引、...监控指标
性能测试通常需要监控的指标包括：
1.服务器Linux（包括CPU、Memory、Load、I/O）。
2.数据库：1.Mysql 2.Oracle（缓存命中、索引、...
SQL Add foreign key to existing column
...
MySQL / SQL Server / Oracle / MS Access:
ALTER TABLE Orders
ADD FOREIGN KEY (P_Id)
REFERENCES Persons(P_Id)
To allow naming of a FOREIGN KEY constraint, and for defining a FOREIGN KEY constraint on multiple columns, use th...
Serving favicon.ico in ASP.NET MVC
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Placing favicon.ico in the root of your domain only really affects IE5, IIRC. For more modern browsers you should be able to include a link tag to point to another directory:
<link rel="SHORTCUT ICON" href="http://www.mydomain.com/content/favicon.i...
Fragment over another fragment issue
...ayoutInflater inflater,ViewGroup container,Bundle savedInstance){
View root = somehowCreateView();
/*here is an implementation*/
root.setOnTouchListener(new View.OnTouchListener() {
public boolean onTouch(View v, MotionEvent event) {
return true;
}
});
...
Hibernate: hbm2ddl.auto=update in production?
...tabase schema.
The awesome thing is that I can take a totally blank slate mysql database on my laptop, fire up the app, and right away the schema is set up for me. It also makes it easy to test schema changes by applying these to a local-dev or staging db first.
The easiest way to get started wit...
nginx showing blank PHP pages
...;
fastcgi_index index.php;
fastcgi_param SCRIPT_FILENAME $document_root/$fastcgi_script_name;
}
Double-check the /path/to/fastcgi-params, and make sure that it is present and readable by the nginx user.
share
...
Gradle alternate to mvn install
... an example, with some extra dependencies. Just call gradle install in the root folder, and all will be built and put to your local repo.
Folder structure:
root
+--> build.gradle
+--> settings.gradle
+--> sdk
| +--> build.gradle
+--> example
+--> build.gradle
root/build...
javax.xml.bind.UnmarshalException: unexpected element (uri:“”, local:“Group”)
...
It looks like your XML document has the root element "Group" instead of "group". You can:
Change the root element on your XML to be "group"
Add the annotation @XmlRootElement(name="Group") to the Group classs.
...
Split value from one field to two
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Unfortunately MySQL does not feature a split string function. However you can create a user defined function for this, such as the one described in the following article:
MySQL Split String Function by Federico Cargnelutti
With that fu...
Build tree array from flat array in javascript
...que id,
parentId : the id of the parent node (which is 0 if the node is a root of the tree)
level : the level of depth in the tree
...