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Part 1: HTML Tags

1. Heading: h1 ~ h6

• https://www.w3schools.com/html/html_headings.asp

2. Paragraph: p

• https://www.w3schools.com/html/html_paragraphs.asp

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# example 1: print 1 2 3 4 5
i = 1
while i < 6:
    print(i)
    i += 1

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# 'adsfdsa[aa] sadfbdsaf[bb], [cc]' => [aa, bb, cc]

import re

str = 'adsfdsa[aa] sadfbdsaf[bb], [cc]'

list = re.findall("\[\w+\]", str)       # ['[aa]', '[bb]', '[cc]']
list = map(lambda x: x[1:-1], list)     # ['aa', 'bb', 'cc']

print(list)

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{
  "title": "Backslash to Forward Delete",
  "rules": [
    {
      "description": "1. Fn+Backslash to Backslash  2. retain Shift+Backslash",
      "manipulators": [
        {
          "from": {
            "key_code": "backslash",
            "modifiers": {

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#include <stdio.h>
#include <stdlib.h>

// Number
typedef struct {
    int value;
} Number;

Number new (int value);
void add (Number * ctx, int value);

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<?xml version="1.0"?>
<root>
  <item>
    <name>Swap Semicolon and Shift_R</name>
    <identifier>private.swap_semicolon_shift_R</identifier>
    <autogen>__KeyToKey__ KeyCode::SEMICOLON, KeyCode::SHIFT_R</autogen>
    <autogen>__KeyToKey__ KeyCode::SHIFT_R, KeyCode::SEMICOLON</autogen>
  </item>
</root>

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Speed up mp3 by FFmpeg on Mac

http://ffmpeg.org/

Install FFmpeg

$ brew install ffmpeg

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#include <stdio.h>

typedef struct {
    int i;
    char a;
    char b[3];
    float * c;
    char s[100];
} T;

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#include <stdio.h>

// int add (int a, int b) {
//     return a + b;
// }

/*
 * @param {int} sum
 * @param {int} a
 * @param {int} b

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public static Tree<T> BFS<T>(Tree<T> root, int target) {
    // create Queue, and enqueue root node
    Queue<Tree<T>> queue = new Queue<Tree<T>>();
    queue.Enqueue(root);

    while (queue.Count > 0) {
        // dequeue first node
        Tree<T> node = queue.Dequeue();

        // compare target