java 学到什么程度可以找工作呢? - 未名空间MITBBS历史存档

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java 学到什么程度可以找工作呢?

java 学到什么程度可以找工作呢?# Java - 爪哇娇娃

t*u2017-11-15 08:11

1 楼

首先感谢论坛支持帮助我们的筒子们，140批准了。
回看时发现问题。
我老公申请的是EB1A I140，但是CASE STATUS怎么写的是PETITION FOR ALIEN WORKER?
我好疑惑，EB1A的筒子们回答一下，这是对的吗？还是出错了啊？

c*p2017-11-15 08:11

2 楼

1.那二十多个design pattern 要不要学会
2.反射,装饰,多态,序列化,泛型,这些要不要.. 感觉像围棋手筋..
看下面这个连接,我帖出来的内容,挺简单的.会了够不够找工作?
http://www.homeandlearn.co.uk/java/java.html
This free Home and Learn course is for those wishing to learn the Java
programming language. It is aimed at complete beginners to the subject, and
no knowledge is assumed. The software you need to do the course is set out
below, in the "What you need to get started" link. Once you have downloaded
everything you need, you can make start by following the links on this page.
Good luck!
Section One: Getting Started with Java
1. What you need to get started
2. The Netbeans Software
3. Java Comments
4. The Structure of Java Code
5. How to Run your Java Programmes
6. Printing to the Output Window
7. Sharing your programmes with others
Section 2: Variables
1. Integer Variables in Java
2. Double Variables
3. Short and Float
4. Operator_Precedence
5. Java String Variables
6. Getting Input from the User
7. Option Panes
Section 3: Control Flow
1. If Statements in Java
2. If Else Statements
3. Boolean Values
4. Switch Statements
5. Java for Loops
6. Java While Loops
Section 4: Arrays in Java
1. Java Arrays
2. Arrays and Loops
3. Sorting Arrays
4. Arrays and Strings
5. Multi-Dimensional Arrays
6. Array Lists
Section 5: Java String Methods
1. Java and Strings
2. Upper and LowerCase
3. The compare Method
4. The indexOf Method
5. The substring Method
6. The equals Method
7. The charAt Method
8. The replace Method
9. Printing Formatted Strings
Section 6: Java Methods
1. Java Methods
2. Calling your Java Methods
3. Passing Values to Methods
4. Mutliple Method Parameters
Section 7: Java Classes
1. Writing your own Java Classes
2. Field Variables
3. The Java Class Constructor
4. Accessing Class Variables
5. More on Java Class Methods
6. Java and Inheritance
Section 8: Java Error Handling
1. Error Handling and Excpetions
2. Stack Trace
3. Handling Logic Errors in Java
Section 9; Dealing with Text Files in Java
1. Open and Read a Text File in Java
2. Write to a Text File in Java
Section 10: A Java Calculator Project
1. Java Forms
2. The Different Form Views in NetBeans
3. Add a Text Box to a Java Form
4. Add a Button to the Form
5. Button Properties
6. Java Form Events
7. Coding for the Plus Button
8. Coding for the Equals Button
9. Coding for the Clear Button
10. Subtract, Divide, Multiply Buttons
Section 11: More Java Form Controls
1. Java and Combo Boxes
2. Java Check Boxes
3. Radio Buttons
4. Adding Menus to a Java Form
5. Open File Dialogue Boxes
6. Opening Files
7. Save File Dialogue Boxes
Section 12: Java and Databases
1. Java and Databases
2. Creating a Database with Java
3. Adding Records to Table
4. SQL Commands
5. Connect to a Database with Java code
6. Connecting to the Table
Section 13: Databases and Java Forms
1. Databases and Java Forms
2. Database Scrolling Buttons
3. Move Back Through the Database
4. Move to the First and Last Records
5. Update a Record
6. Add a New Record
7. Save a New Record
8. Delete a Record from a Database