The keyword for exception handling in python is different from that in c#. In python, try and except are used to handle exceptions, such as the following:
2. raise excepption
In python, if the exception needs to be thrown again in except, you can use keywordraise, which is similar to throwkeyword in c#.
It is useful for code that must be executed if the try clause does not raise an exception
The else block is said to be executed if the exception is not thrown.
A finally clauseis always executed before leaving thetrystatement
The finally block is guaranteed to be executed regardless of whether an exception is raised or not.
Related articles
In any production system, proper logging is very important. This is extremely critical to the location processing of system faults. Spring Boot supports Java Util Logging, Log4j2, Lockback as the logging framework, and Spring Boot uses Logback as the defa
There are two kinds of exceptions in the java world, one is Checked Exceptions , another called Unchecked Exceptions. 1) Checked Exceptions : Checked exceptions are checked at compile time (during compile time). If there is an exception, it will not pas
The web page appears 406 generally for the following two situations: 1.Missing jar package 2.If the URL of the access url has a suffix ending in .html, the server cannot respond to the json data. Because springMVC will mistakenly think that the request
What is webservice: WebService is a remote invocation technology across programming languages and operating system platforms. The so-called cross programming language and cross operating platform means that the server program is written in java, and the
Tomcat relies on the java runtime environment, so it is necessary to have the appropriate version of the JDK before it can run properly. Tip: The current version is 9.0.5, but the version demonstrated here is 8.5.28, the reason is that CMDBuild officially
The deployment of hbase is relatively simple compared to java. The main process is as follows: 1. Download the latest stable version of hbase 2. Copy to the corresponding directory 3. Modify hbase-env.sh in the conf directory, and set java and inapplic
1.Inherits the Thread class and overrides the run( method. The run() method represents the task to be performed by the thread. • Thread is a thread class, located under the java.lang package
1.Inherits the Thread class and overrides the run( method. The run() method represents the task to be performed by the thread. • Thread is a thread class, located under the java.lang package