Showing posts with label Java. Show all posts
Showing posts with label Java. Show all posts

Friday, March 23, 2018

How to increase the Java stack size?


https://stackoverflow.com/questions/3700459/how-to-increase-the-java-stack-size

Quote:
"
$ javac TT.java
$ java -Xss4m TT
"

“How to Increase the Java Stack Size?” Stack Overflow, stackoverflow.com/questions/3700459/how-to-increase-the-java-stack-size.

Tuesday, February 27, 2018

MarkDown demo


>reference: http://www.cnblogs.com/fanzhidongyzby/p/6637084.html
https://zh.wikipedia.org/wiki/Markdown

---------------------------------------

1. 安装Atom

下载安装Atom:https://atom.io/

---

2. 增强预览(markdown-preview-plus)

支持预览实时渲染。(Ctrl + Shift + M)

支持Latex公式。(Ctrl + Shift + X)

\[
e ^ {i\pi} + 1 = 0
\]

e<sup>2</sup>

x<sub>0</sub>

~~Strikethrough~~

(C)Copyright

--

(R)

(TM)

(P)

+-

' '

'' ''

---

3. 同步滚动(markdown-scroll-sync) (好象有问题)

#一级标题

- 一
- 二
  - 2.1
  - 2.2
    - 2.2.1
    - 2.2.2
      - 2.2.2.1
      - 2.2.2.2
- 三



##二级标题 水平分割线

* * *
***
*****
- - -
---------------------------------------
---

###三级标题 强调

*强调(斜体)*
_强调(斜体)_

**加重强调**

又或者以制表符或至少四个空格缩进的行,例如:

    第一行代码
    第二行代码
    第三行代码

####四级标题 引用

> 这一整段的内容都会作为一个HTML的引用元素。
引用元素是会自动优化排版的(reflowable,可回流)。
你可以任意地将引用的内容包含进来,然后所有这些都会
被解析成为单独一个引用元素。

> 这是一个引用。这是第一行
这是第二行。
>> 这是一个嵌套的引用。这是第一行。
这是第二行
>
> 外层引用的第三行。前面需要一个视觉上的空行表示内层嵌套的结束,空行前面的>可以有可以没有。

---

4. 代码增强(language-markdown)
```Java
public String reverseWords(String str) {
        char[] s str.toCharArray();


        if (s == null || s.length() <= 1) {
            return s;
        }

        String[] strs = s.split(" ");
        StringBuilder sb = new StringBuilder();
        for (int i = strs.length - 1; i >= 0; i--) {
            sb.append(strs[i]);
            if (i != 0) {
                sb.append(" ");
            }
        }

        return sb.toString();
    }
```

---

5. 图片粘贴(markdown-image-paste)

截图到剪切板,Ctrl + V就可以直接贴
![](186.png)

---

6. 表格编辑(markdown-table-editor)

| Name   | Age | Weight |
| ------ | --- | ------ |
| Yifeng | 30  | 100    |
|        |     |        |




Tuesday, January 16, 2018

Java中如何遍历Map对象的4种方法.

“Java中如何遍历Map对象的4种方法.” Java中如何遍历Map对象的4种方法 - CSDN博客, blog.csdn.net/tjcyjd/article/details/11111401.

Thursday, November 9, 2017

What are carriage return, linefeed, and form feed?

https://stackoverflow.com/questions/3091524/what-are-carriage-return-linefeed-and-form-feed

“What Are Carriage Return, Linefeed, and Form Feed?” Newline - What Are Carriage Return, Linefeed, and Form Feed? - Stack Overflow, stackoverflow.com/questions/3091524/what-are-carriage-return-linefeed-and-form-feed.

Wednesday, July 5, 2017

About Multi-thread

https://www.jiuzhang.com/qa/2232/

“关于多线程?.” 问答 | 九章算法, www.jiuzhang.com/qa/2232/. Accessed 5 July 2017.

Wednesday, June 14, 2017

Java - why doesn't ArrayList as key in HashMap work?

https://stackoverflow.com/questions/35560067/why-doesnt-arraylist-as-key-in-hashmap-work

“Why Doesn't ArrayList as Key in HashMap Work?” Java - Why Doesn't ArrayList as Key in HashMap Work? - Stack Overflow, stackoverflow.com/questions/35560067/why-doesnt-arraylist-as-key-in-hashmap-work. Accessed 14 June 2017.

Thursday, March 23, 2017

Set, HashSet, Map, HashMap, TreeSet, TreeMap

https://teamtreehouse.com/community/set-hashset-map-hashmap-treeset-treemap

“Set, HashSet, Map, HashMap, TreeSet, TreeMap.” Set, HashSet, Map, HashMap, TreeSet, TreeMap | Treehouse Community, teamtreehouse.com/community/set-hashset-map-hashmap-treeset-treemap. Accessed 23 Mar. 2017.

Thursday, March 16, 2017

HashMap vs HashTable

http://stackoverflow.com/questions/40471/differences-between-hashmap-and-hashtable

“Differences between HashMap and Hashtable?” Java - Differences between HashMap and Hashtable? - Stack Overflow, stackoverflow.com/questions/40471/differences-between-hashmap-and-hashtable. Accessed 16 Mar. 2017.

Saturday, March 11, 2017

List vs ArrayList

http://stackoverflow.com/questions/9852831/polymorphism-why-use-list-list-new-arraylist-instead-of-arraylist-list-n

“Polymorphism: Why Use ‘List List = New ArrayList’ Instead of ‘ArrayList List = New ArrayList’?” Java - Polymorphism: Why Use "List List = New ArrayList" Instead of "ArrayList List = New ArrayList"? - Stack Overflow, stackoverflow.com/questions/9852831/polymorphism-why-use-list-list-new-arraylist-instead-of-arraylist-list-n. Accessed 11 Mar. 2017.

“Converting 'ArrayList to 'String[]' in Java.”

http://stackoverflow.com/questions/4042434/converting-arrayliststring-to-string-in-java

“Converting 'ArrayList to 'String[]' in Java.” Arrays - Converting 'ArrayList to 'String[]' in Java - Stack Overflow, stackoverflow.com/questions/4042434/converting-arrayliststring-to-string-in-java. Accessed 11 Mar. 2017.

Thursday, February 23, 2017

Static class in Java

http://www.geeksforgeeks.org/static-class-in-java/

“Static Class in Java.” GeeksforGeeks, 24 Feb. 2014, www.geeksforgeeks.org/static-class-in-java/. Accessed 23 Feb. 2017.

Saturday, February 18, 2017

Stack

http://www.ruanyifeng.com/blog/2013/11/stack.html

“Stack的三种含义.” Stack的三种含义 - 阮一峰的网络日志, www.ruanyifeng.com/blog/2013/11/stack.html. Accessed 18 Feb. 2017.

Wednesday, February 15, 2017

Hadoop shuffle phase

Cite from http://www.cnblogs.com/edisonchou/p/4298423.html

“Edison Chou.” Hadoop学习笔记-10.Shuffle过程那点事儿 - Edison Chou - 博客园, www.cnblogs.com/edisonchou/p/4298423.html.

Tuesday, February 14, 2017

The difference between String, StringBuffer and StringBuilder

Cite from http://blog.csdn.net/kingzone_2008/article/details/9220691

“Java:String、StringBuffer和StringBuilder的区别.” Java:String、StringBuffer和StringBuilder的区别 - __kingzone__的专栏 - 博客频道 - CSDN.NET, blog.csdn.net/kingzone_2008/article/details/9220691.