expectation: define an annotation yourself using SpringBoot + AOP, and intercept the method of placing annotations through AOP. has a problem: it can be intercepted when annotations are placed on methods with controller entry annotations such as GetMap...
I have the ability to pass json data using ajax background json jsonHiJsonjsonbejson html ajax Ajax code is as follows $(function(){ var mydata; var mydata2; var period; $.ajax({ type : "GET", url : &quo...
every Mini Program has the same function. In the future, we will rely on plug-ins to distinguish the functions of each Mini Program, but I want to use a set of interfaces. How should this interface be developed and deployed? ...
is there any open source library that can do that ...
SpringBoot is configured with jackson format, but it does not take effect spring: datasource: url: jdbc:mysql: localhost:3306 test?useSSL=false username: root password: root driver-class-name: com.mysql.jdbc.Driver platform: mysq...
The A project relies on some common logic written in common-core,common-core, including mybatis s * mapper.xml file. The A project ends with a jar package packaged into springboot. Now pack it out, the mapper.xml file in the common-core package is in...
in java, mongodb is operated by multiple threads. uses mongoTemplate as an operation. then, there are more than five hundred threads to operate on the mongodb. then, it was found that none of the 500-plus threads had to create a new mongodb connection...
the program can run normally, but as long as it uses Spring test, it will make an error Binding Invalid bound statement (not found) can only find XML Debug finds a point when sessionFactory.setMapperLocation classpath is mapped to target test-classe...
background service ...
for example: ImageView imageview1; ImageView imageview2; ImageView imageview3; imageview1=(ImageView)findViewById(R.id.main1); imageview2=(ImageView)findViewById(R.id.main2); imageview3=(ImageView)findViewById(R.id.main3); imageView1.setVisibility(Vi...
Thread safety of assignment statements in java is int a = 1 thread safe? Is int b = 2; a = b thread safe? Object c = new Object () is thread safe? the answer I found in my blog is that the first thread is safe, the second doesn t know, and the t...
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the error is as follows ...
public class MQServer { public static void main(String[] args) throws Exception { BrokerService broker = new BrokerService(); broker.setBrokerName("MQServerDemo"); broker.setPersistent(false); broker.s...
as shown in the title, instead of packaging JAVA applications, you package custom tool class files. How does idea package? ...
for example, at the back end, I used JWT check Authorization, to write back to the front end, and found that it would be troublesome to add Authorization to every request, and like uploading pictures, <form action=" image upload" method=&...
accidentally stroll around Zhihu and see a code that realizes stacking pictures with text. The effect is as follows: (figure invading and deleting @ xlzd) source code is written by py, but did not learn python, probably read some ideas, assuming ...
webapp project of maven, after running, it was found that there was a problem with forwarding in Servlet. index.jsp: <% response.sendRedirect(request.getContextPath() + " bookServlet?method=getBooks"); %> servlet: public class Bo...
mysql database Save the code as follows: : ...
< input type= number onkeypress= return ( [d] .test (String.fromCharCode (event.keyCode) > this expression can still enter the letter e in Chrome browser and Sogou Input Chinese input state. The letter e may have a special value in mathematics...
the following error occurred when running php-related commands: Cannot load Zend OPcache - it was already loaded what is not set correctly? ...
vue2.0 uses axios to request data, gets the request data in the callback function, and then assigns a value to the variable to loop, but the rendering is invalid. If I write the data to death, I can render it successfully. here is the code <temp...
in the process of learning flask, I encounter a strange problem. Maybe I am not good at learning skills. I hope the master will correct me . -sharp class ShuBook: isbn_url = http: t.yushu.im v2 book isbn {} keyword_url = http: t.yushu.i...
I have two arrays of indefinite length arr1 and arr2 . Want to assemble a new array res ...
I would like to ask the two existing open platform An and B Mini Program, who is bound to the open platform B, is also tied to the open platform A is the data of the same user on the two open platforms unified? Is unionid one? ...