20175312 2018-2019-2 《Java Programming 》 The first 7 Weekly learning summary
Summary of the learning content of the textbook
I have finished the eighth chapter according to the requirements of blue ink cloud class , The main learning channel is PPT, After class exercises with books .
Summarized below ：
1、 The main content of Chapter 8 ：
Date And Calendar class
Math、BigInteger And Random class
Class Class and Console class
Pattern And Match class
2、 In addition to the textbook content , I also learned about regular expressions
3、 The code has been uploaded to the code cloud , Links are as follows ：
Problems and resolution in code debugging
problem 1： About how to test “ A function that converts an infix expression to the corresponding suffix expression （Qzh.java）” when , This plan is to do the total test and feedback code directly （ZTest.java） Medium , But it turns out that it doesn't seem necessary , Instead, it lengthens the output of the main test program again .
resolvent ： So I made one alone QzhTest.java For testing , Pictured ：
statistics.sh The running result of the script is shown in the figure ：
Summary of wrong questions in last week's exam
- Supplement the mistakes I made in the test after class last week （ The second time, it's all right ）：
Learning progress bar
|Lines of code （ newly added / The cumulative ）||Amount of blog （ newly added / The cumulative ）||Learning time （ newly added / The cumulative ）||Important growth|
|The goal is||4000 That's ok||24 piece||400 Hours|
|The first week||515/515||1/1||20/20|
|In the second week of||403/918||1/2||20/40|
|The third week||586/1504||1/3||20/60|
|The fourth week||575/2079||1/4||20/80|
Reference resources ： Why is software engineering software estimation so difficult , Software Engineering Estimation method
Plan your study time :20 Hours
Actual study time :20 Hours
Improve the situation ：
( Take a look at it when you have time Modern software engineering Courseware
Software engineer ability self evaluation form )
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