1. Use the mm command to compile your own modules2. decompress the package;3, cd./qatools/findbugs-2.0.2/bin4. Modify exec_findbugs.sh to modify the directory to be checked.
Modify the first line:./findbugs-maxHeap 2048-high-textui/home/wuhe.
Import java. util .*;Public class D{Public static void main (String [] abc){Int y, m, d, h, mi, s;Calendar cal = Calendar. getInstance ();Y = cal. get (Calendar. YEAR );M = cal. get (Calendar. MONTH );D = cal. get (Calendar. DATE );H = cal. get
Java generic
The generic mechanism is a feature introduced by 1.5 and is essentially a parameterized type. In the definition of classes, interfaces, and methods, the Data Type of the operation is specified by the input parameter.
Can be used in
When we enter a Chinese field, garbled characters may occur in the database and solutions:
Cause: the default encoding we normally use is not a UTF-8
Solution: 1. When we create a JSP page, set Add a contentype attribute and change charset to UTF-
Filter Operating Principle
When the client sends a request for Web resources, the Web server checks based on the filtering rules set in the application configuration file. If the customer request meets the filtering rules, the client
When I first entered the world of java, I found that it was so beautiful. It's still a long journey. I hope everyone can continue. For the first time I wrote a blog, I would like to give you some advice on some shortcomings.650) this. width = 650;
A problem found during the Cobar test is that after a session executes lock table xxx write, other sessions, including the session, cannot query other tables, until a session executes the unlock tables statement, for example:
Session1:
Mysql> create
Vague concepts of written test questions:
Subclass member variable, subclass static member variable, subclass constructor, parent class member variable, parent class static member variable, execution sequence of parent class constructor.
Output
Only three steps are required:
1. Create a servlet for your code and rewrite the init () method. The content is the code or method interface to be executed;
2. configure it in the project's web. xml file. (For example, if the servlet name is
We sometimes use httpClient when calling a remote interface. Of course, we can also use a class that comes with java to perform this operation. Here is a simple example:
Package com. hanchao. test; import java. io. bufferedReader; import java. io.
1: first, make sure that a spring web project can run. The spring version is 3.1, and the usage of 3.0 is somewhat different.
The quartz version is 2.0.2.
Throughout to run in addition to spring essential package but also quartz-all-2.0.2.jar, slf4j-
Today is the second day of learning Java. It is not too bad. Let's review what we have learned today.
1. Eight types: Boolean, int, long, short, type, float, double, and char;
2. Pay special attention to the long and float types;
3. Sequence
When mvn package is used for compilation and packaging, Maven executes the JUnit test case in src/test/java. Sometimes, to skip the test, the parameters-DskipTests and-Dmaven are used. test. skip = true, the main difference between the two
CAS is flexible in terms of authentication. In the configuration file deployerConfigContext. xml of the CAS server, you can define any authentication methods you want, such as JDBC authentication and LDAP authentication. In addition, multiple
Technorati flag: spring, java I. Container Overview 1. Metadata Configuration
Metadata configuration can be divided into three methods: the simplest and most direct method is to use the xml configuration file, and the other two are spring annotation
Today, a netizen asked polaris to help solve some jqGrid problems. When polaris deploys and runs its project, it throws a Struts2 Error filterStart exception, that is, tomcat cannot be started at all.
Since polaris encountered this problem when he
First, let's give a brief introduction to FreeMarker. FreeMarker is a Java template engine that generates text output based on the template. FreeMarker has nothing to do with the Web Container, that is, when the Web is running, it does not know
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