Graduation season - personal summary

One . Where to go after graduation

        I think improving technology is the most important , So I will get employed first . Of course, with the help of academic qualifications , Can go to the next level .

Two . Impressive bug Record

① When jsp There is Processing instruction not closed problem , Reopen the page to solve

②str=new String(str.getBytes(“ISO-8859-1”),“UTF-8”);

 The reason for the error ： Report in figures 500 error 

③HTTP Status 404 – Not Found Type Status Report Message/ch3/input.jsp Descr

The reason for the error ： Caused by the wrong path location

④JavaWeb:
java.sql.SQLException: Field ‘productTypeId’ doesn’t have a default value

 The reason for the error ： Automatic increment is not set 

⑤You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ‘productId=29’ at line 1

 The reason for the error ：sql Format error , Can't find Id

⑥for input String: “”

 The reason for the error ：id No access to   Convert exceptions , The value obtained is incorrect 

3、 ... and . The most accomplished thing in technical learning during college

1. Wechat applet

        I saw that the school has elective classes for wechat apps , There is curiosity in my heart , I went to class . At the beginning , The first contact is wechat developer tools , According to its guidelines , I didn't expect that this tool can also develop wechat Games , This is more interesting .

        When I started learning , You must register your own applet account , And in the active state , To develop , And an email can only be registered 1 Accounts . If you don't use it for a long time , Accounts may be frozen . But the key point is that the registration code of the applet is very important , It can come in handy at critical moments .

Wechat applet official website

https://developers.weixin.qq.com/miniprogram/dev/framework/quickstart/

2.Java Learning experience

        I refer to Beijing shangxuetang Java Basics 300 Set , Personally, I think it's still very useful , Learned a lot . Because I? Java Is still very interested in the programming competition , So I took part in the Blue Bridge Cup . In preparation for the race , I use pintia Programming teaching platform to brush questions , And can contact the programming problems of Zhejiang University . I refer to the video 、 Platform and other resources , Plus self practice , I feel I have gained a lot of knowledge .

Four . The most regrettable thing about College

        I think the most regrettable thing is that I haven't learned enough , After all, the water of the Internet is deep .

5、 ... and . The greatest expectation after graduation

        I hope to improve my work efficiency by programming .

6、 ... and . Conclusion

        Programming can be defined as many concepts , But what will not change is the programming idea . Although it can make money , But want to enter the programming world , Communicate with some source code , Understand how the machine handles , You need to really love it , Think of it as your other half . That's the only way , You won't think that programming is just for programming .

Active address ： Graduation season · The technique of attack er