mlg controller

(value = "/head2", consumes = {"application/x-www-form-urlencoded"}) @ResponseBody public String testHeader2 () { return "TestHeader2";} // equivalent to: headers = {"Accept=application/json;charset=utf-8"}@RequestMapping (value = "/head3", produces = {" Application/json;charset=utf-8 "}) @ResponseBody public String TestHeader3 () { return "TestHeader3";}3, the producer and the consumer to narrow is the cover rather than the inheritance= "text/html")publicclass TestController4 { = "

EXPR3 Mysql> SELECT IF(1>2,2,3); - 3MySQL> SELECT IF(12,'Yes','No'); - 'Yes'MySQL> SELECT IF(STRCMP ('Test','test1'),'No','Yes'); - 'No' 3, Ifnull (EXPR1,EXPR2) Process---if EXPR1 is not NULL, return EXPR1, otherwise return EXPR2 Mysql> SELECTIfnull (1,0); - 1MySQL> SELECTIfnull (NULL,Ten); - TenMySQL> SELECTIfnull (1/0,Ten); - TenMySQL> SELECTIfnull (1/0,'Yes'); - 'Yes' 4, Nullif (EXPR1,EXPR2) Process---if EXPR1 = EXPR2 returns NULL, otherwise returns EXPR1; equivalent to case when ex

, indicating that the network card is connected. If not, you can use the next method.NIC driver installation is successful, still unable to connect networkThree configuration networks (optional)The reason is that there is no configuration eth0, click here http://blog.csdn.net/iycao/article/details/22497291 have a workaround.This article is for reference, thanks to the following sources:CentOS Installation: http://blog.sina.com.cn/s/blog_86e874d30101e3d8.htmSet up local yum software Source: http:

In the project development process, often encountered the situation of service attack, although the interface in the design process has a considerable number of security measures, such as cookie check, wind control, access to fuse and other related technologies to ensure the security of services, but it is necessary to collect analysis of these attack requestors, To provide data protection for wind-controlled big data.Talk less, first look at the server error log: The followingFound that there a

}") Publicstring Hello1 (@PathVariable string put) {returnput; }@RequestMapping ("/free/{put}") PublicString Hello2 (@PathVariable ("put") StringGet) { return Get; }Two methods:1. Pass the path parameter put to the method parameter put, note that the two put to be consistent, that is, the path parameter name is put, the function parameter name is also put;[Email protected] ("put") gets the value of the path parameter named put and passes it to the method parameter get, where the f

Title, the error is as follows: Javax.xml.parsers.FactoryConfigurationError:Provider Org.apache.xerces.jaxp.DocumentBuilderFactoryImpl Not foundFind a lot of places, did not find the reason, very accidentally in a post found the above error, although not loadrunner. But I tried it. Actually solved the problem.Method: Add the following two words to Init in Java vuser:System.setproperty ("Javax.xml.parsers.DocumentBuilderFactory", " Com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderFactoryImp

String: Jumps to the corresponding return value.return "/index";Modelandview: Control page Jump mode:1.New Modelandview ("/user/index");2.New Modelandview (); Modelandview.setviewname (MAP: The request URL is also returned by the value set in the Url,map can be obtained in the page, equivalent to saved in the request domain.void: The requested URL is also the returned URLBoth the list,set,object and void are the same, both the requested URL and the returned URL.Several return values of

label $ kubectl label pod JDK-94bcfc779-fs2cl app=dev# Modifying Labels--overwrite$ kubectl label pod JDK-94bcfc779-fs2cl app=test--overwriteTag Selector Equivalent relationship Tag Selector: =, = =,! = (Kubectl get pods-l App=test,app=dev) Collection Relationship Tag Selector: Key in (V1,V2,V3), key notin (V1,V2,V3)! KEY (Kubectl get Pods-l "app in (Test,dev)") Many resources support inline fields Matchlabels: Directly given a built-in value Matchexpressions: Def