java self study

sophomore year and started with C ++. I have to say that C ++ is now a stranger. Besides the three main object-oriented features, there is no basic syntax. Sometimes I am quite worried. I know nothing except java. What should I do in the future? That is, the confusion mentioned above has begun to get entangled with me! Before the formal class, I chatted with our senior students. I know that C ++ only takes one semester and what can be learned in one

# 20145201 The first week of Java Program Design Study summary# # Textbook Learning Content SummaryThe beginning of everything is difficult, and finally began to learn java. Winter vacation time to see the teacher's request is indeed a bit of a panic, but this week opened books, from the book knowledge of the first line to learn, found not to think of it so diffi

20155336 2016-2017-2 "Java Programming" Tenth Week Study Summary learning task Complete Learning Resources related content Refer to the above Learning summary template, the learning process through the blog (essays) published, blog title "Study Number 2016-2017-2" Java program design tenth weeks of

20165111 2016-2017-2 "Java program design" the second week to summarize the learning content of learning materialsThe content of this chapter will be compared with the C language study Basic data types The Java language uses the Unicode standard character set, which includes not only ASCII code, but also all the text in history. Therefore,the var

The Nineth chapter of this week's study follows the summary of knowledge points:Collection is a collection interfaceSet Sub-interface : unordered, no repetition allowed. List Sub-interface : ordered, can have repeating elements. difference: Collections is a collection classSet and List comparison:Set: The retrieval element is inefficient, the deletion and insertion efficiency is high, and insertions and deletions do not cause the element position to c

and code This week's study of the knot 20172325 Pairs of learning content Read the contents of the 12th chapter together The exercises that were arranged after the class were completed together Other (sentiment, thinking, etc., optional) 新学期开始了，又要和Java这门课斗智斗勇了！上学期这门课学的不咋地，这学期不知道能够学成什么样。假期说起博客的事情，我说我不爱写博客，我爸说，你都看书了为什么你就不好好把博客写的好点呢？我一想，有点道理，

Learning progress Bar lines of code (new/cumulative) Blog Volume (Add/accumulate) Learning Time (new/cumulative) Important Growth Goal 5000 rows 30 Articles 400 hours First week 200/200 1/4 10/10 Second week 300/500 1/5 10/20 Third week 800/1300 1/6 20/40 Week Four 700/2000

The second week of object-oriented programming (Java) Learning Summary The direct study sister learns the younger brothers good! The amount ... Don't ask me why I put my sister in front, I do not know! I'm just one of your amiable seniors. Do not ask why the second week study summary instead of the first week, because the first week seniors are eating watermelo

20172333 2017-2018-2 "Java Programming" 8th Week study SummaryTextbook Learning Content Polymorphic applications can point to different types of objects over time. For polymorphism applications, the method's reference is executed at run time with the binding of the method's definition code. Reference variables can specify any object of any class that has an inheritance relationship. The

versions?A: Java SE, Java EE, Java me Three versions of the application;Relationship: Java SE is the foundation of each application platform, Java EE is based on Java SE and Java me is

# 20145201 The first week of Java Program Design Study summary# # Textbook Learning Content SummaryThe beginning of everything is difficult, and finally began to learn java. Winter vacation time to see the teacher's request is indeed a bit of a panic, but this week opened books, from the book knowledge of the first line to learn, found not to think of it so diffi

console input method. Experiment 6: Follow the procedure of Experiment 5, Import Writereadfiletest.java sample program, understand program code with program running result, observe the contents of file MyFile.txt under project folder, master the input and output operation of file. Experiment 7: Follow The procedure of Experiment 5, import Chapter 3 Example program, each sample program summarizes the learning content from the syntax, algorithm two angles. (1) test Retirement.java,Retirement2.

20155317 Wang Ying 2016-2017-2 "Java Programming" 5th Week study SummarySummary of learning contents of textbookException Handling Collection and map exception inheritance schemas The wrong object inherits the Java.lang.Throwable class, and Throwable has two subclasses Java.lang.Error with Java.lang.Exceptions. A.erroe with its subclass instance represents a serious system error.

20145326 "Java Program Design" The 6th Week study summary textbook Learning content Summary Tenth Chapter First, the use of InputStream and OutputStream 1. Concept of stream design To use the input/output API, it is important to understand how to abstract input/output concepts in Java, as well as InputStream, OutputStream inheritance architectures. This

20145326 "Java program design" The 9th Week study summary Textbook Learning content Summary 16th Chapter I. Getting Started with JDBC 1.JDBC Introduction JDBC is a solution for executing SQL, the developer uses the standard interface of JDBC, the database vendor operates on the interface, the developer does not have to touch the difference of the underlying database driver, and the database itself

20145326 "Java Program Design" The 5th Week study summary textbook Learning content Summary Eighth Chapter I. Grammar and inheritance structure 1. Using try, catch When we write a program there are always errors caused by unexpected conditions, and errors in Java are rendered as objects of various subclass instances of java.lang.Throwable. You can do so

20165312 2017-2018-2 "Java program Design" 9th Week study summary last week wrong title summary1. The basic status of the process is: new, running, blocked, dead.A. TrueB. FalseResolution: AThe topic I was doing when I was reading the story is that the new thread is going through 4 states in one complete life cycle: New, running, interrupted, and dead . So I chose B, but I did not read the problem carefully

method Max1, the basic ability of the same 6.1, so that user user = Max1 (stulist), can run successfully, where Stulist is List6.3 selected: Write int mycompare (t O1, T O2, Comparator C) method, The method can compare two user objects, or compare two Stuuser objects, and the incoming comparer C can be Comparator7. Selection: Inverse maximal matching segmentation algorithmSet the No. 07 Experiment (collection) in the experiment file. doc file, inside the topic 6.7.1 Write pseudo-code (not direc

new files 2 0 0 0 0 3 235 235 6 6 5 498 263 13 7 6 711 213 19 6 7 1237 526 30 11 8 1670 433 43 13 9 2352 682 61 18 4. Evaluate your understanding of Java try to evaluate your understanding o

20172325 2017-2018-2 "Java Program design" Sixth week study summary textbook study summary1. Using [] To create an array, the entire column of data can be referenced by the array name, each element in the array can be referenced by its position in the array;2. The bounds check of an array is declared in advance by the size of the arrays, and once the value entere