ypan887

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ypan887

kind: Service                                            # When service objects is created it will be assigned an internal cluster ip
apiVersion: v1
metadata:
  name: my-service                                       # When a service with selector is crated, an Endpoints object with the same name is 
spec:                                                    # also created. Endpoints is a collection of endpoints that implement the actual 
  selector:                                              # service. It is updated when service are added/removed
    app: MyApp                                           # Selectors to identify the backing pods 
    env: Pord
  ports:
  - protocol: TCP                                        # Default potocal is TCP

ypan887

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-deployment                                    
spec:
  replicas: 3                                                        
  template:
    metadata:
      labels:                                           # label will be applied to each pod, label key need to be unique
        app: nginx

ypan887

apiVersion: apps/v1
kind: ReplicationController | ReplicaSet | Deployment                # different controller

====================================================

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-deployment
spec:

ypan887

apiVersion: extensions/v1beta1                                       # Api Version
kind: Deployment                                                     # Object Type                      
metadata:                                                            # Metadata about this object
  name: artifactory-test                                             # Name of this deployment
spec:                                                                # Specification of this deployment
  replicas: 1                                                        # Number of replication
  template:                                                          # Template used to create replica
    metadata:                                                        # Metadata about the pods
      labels:                                                        # labels used to identify the pods
        app: artifactory-pro-standalone                              # label 'app'

ypan887

var hashMap = {  
    Set : function(key,value){this[key] = value},  
    Get : function(key){return this[key]},  
    Contains : function(key){return this.Get(key) == null?false:true},  
    Remove : function(key){delete this[key]}  
}  

// to avoid collision in key, try to use unique string as key. If we want to handle key value other than string, or some two different key
// that result the same with toString, wo can roll our own hash method, to turn different type input into different key string
// or, We can use ES6 Map

ypan887

function height(node){
   if(!node) return 0;
   var leftHeight = height(node.left);
   var rightHeight = height(node.right);

   return Math.max(leftHeight, rightHeight) + 1;
}

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var form1 = document.getElementById('foo-bar').elements;

var form2 = document.getElementById('foo-bar-baz-qux').elements;

function getObject(inputs){
  var cur = {}
  for(var i=0;i<inputs.length; i++){
    var names = inputs[i].name.split('.');
    var temp = cur;
    for(var j=0; j < names.length; j++){

ypan887

var quickSort = function(arr) {
　　if (arr.length <= 1) { return arr; }
　　var pivotIndex = Math.floor(arr.length / 2);
　　var pivot = arr.splice(pivotIndex, 1)[0];
　　var left = [];
　　var right = [];
　　for (var i = 0; i < arr.length; i++){
　　　　if (arr[i] < pivot) {
　　　　　　left.push(arr[i]);
　　　　} else {

ypan887

function quickSelectInPlace(arr, k) {
    if (!arr || arr.length <= k) {
        throw 'Invalid input';
    }
    var len = arr.length;

    var from = 0;
    var to = len - 1;
    while (from < to) {
        var left = from;