ruan4261

jQuery(document).ready(function () {
  window._check_customize_ = []
  window._check_customize_.push(window.checkCustomize)
  window._check_customize_.push(function () {
    // custom
  })

  window.checkCustomize = function () {
    var res = true
    window._check_customize_.forEach(function (checkCustomize) {

ruan4261

SELECT columns FROM table AS OF TIMESTAMP TO_TIMESTAMP('rollback time','YYYY-MM-DD HH24:MI:SS')

ruan4261

select v1.table_name,v2.table_name, v1.column_name,v2.column_name,
v1.data_type,v2.data_type,v1.data_length,v2.data_length ,v1.data_precision,v2.data_precision,v1.data_scale,v2.data_scale
from
(select * from user_tab_columns where table_name='table_A') v1 left join
(select * from user_tab_columns where table_name='table_B') v2 on v1.column_name=v2.column_name

-- Pay attention to the case of the table name

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// Arrangement or Permutation
int P(int n, int m) {
  int res = 1;
  int limit = n - m;
  while (n > limit) {
    res *= n--;
  }
  return res;
}

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public int rev(int x) {
  int res = 0;
  while (x > 0) {
    int mod = x % 10;
    x /= 10;
    res = res * 10 + mod;
  }
  return res;
}

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window.dynamic_import_javascript = function(url, text, type, frameWindow){
  frameWindow = frameWindow || window
  var doc = frameWindow.document
  var container = frameWindow.document.head || frameWindow.document.body
  var newEle = doc.createElement('script')
  if (url)
    newEle.src = url
  if (text)
    newEle.appendChild(document.createTextNode(text))
  newEle.type = type || 'text/javascript'

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常用

• ls: list
• cd: change directory
• su: switch user
• pwd: print work directory
• ps: process status
• lsof: list open file
• df: disk free
• du: disk usage
• rm: remove

ruan4261

一个ProxyGenerator实例代表一个代理类

ProxyGenerator实例中重要的属性

  /** 保存所有接口的方法, key为方法签名, value中位不同返回值的同签名方法 */
  Map<String, List<ProxyMethod>> proxyMethods;
  
  /** 保存最终的字段信息, 每一个元素会生成一个实例字段 */
  List<FieldInfo> fields;
  /** 保存最终的方法信息, 每一个元素会生成一个实例方法 */

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/**
 * better
 */
function(a, b) {
  a = a ^ b
  b = a ^ b
  a = a ^ b
}

/**

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// 不能输入负数参数
long binaryPow(long base, long exponent) {
  long res = 1;
  while (exponent > 0) {
    if ((exponent & 1) == 1) res *= base;
    base *= base;
    exponent >>= 1;
  }
  return res;
}