gavinHuang

from __future__ import division
from __future__ import absolute_import
from __future__ import print_function

import numpy as np
import tensorflow as tf
from PIL import Image
import cv2
import os
import math

gavinHuang

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\SimonTatham\PuTTY\Sessions\SESSION_NAME]

; Default Foreground
"Colour0"="217,216,216"
; Default Bold Foreground
"Colour1"="217,216,216"
; Default Background
"Colour2"="28,28,28"

gavinHuang

env_source=$(ping `hostname` -c 1 |grep "gramws.com ping statistics")
is_cq=$(echo $env_source |grep "cq-core" -c)
is_dev=$(echo $env_source |grep "dev-core" -c)
is_prod=$(echo $env_source |grep "prod-core" -c)

if [ "$is_cq" == "1" ]
then
	ENV="CQ"
	CPCODE=$CQ_CPCODE

gavinHuang

public class DFS2 {

    int[] numbers = {2,3,4,5,6};
    boolean[] book = new boolean[numbers.length];
    int[] answers = new int[numbers.length];

    public static void main(String[] args) {
        DFS2 dfs = new DFS2();
        dfs.dfs(0);
    }

gavinHuang

curl -XDELETE localhost:9200/test
curl -XPUT localhost:9200/test -d '{
  "index.mapper.dynamic": false
}'
#{"ok":true,"acknowledged":true}
curl -XPUT localhost:9200/test/test/1 -d '{"foo":"bar"}'
#{"error":"TypeMissingException[[test] type[test] missing: trying to auto create mapping, but dynamic mapping is disabled]","status":404}

gavinHuang

System.currentMiliseconds//毫秒

System.nanoTime//纳秒 （1/1000微秒）
但通常用于计算时间间隔，对于时间间隔过久的，可能导致问题

gavinHuang

增加plugin
see http://www.juvenxu.com/2010/09/01/maven-javac-warning/

<plugin>  
	<groupId>org.apache.maven.plugins</groupId>  
	<artifactId>maven-compiler-plugin</artifactId>  
	<version>2.3.2</version>  
</plugin>  

gavinHuang

checkbox will not be submitted to server despite whether withing "value" attribute or not.
the difference is if not value attribute the value will be "on"

gavinHuang

var objectA = {};
var arrayA = [];
//non-ie(<8) 
JSON.stringfy(objectA);

$.ajaxStart/ $.ajaxStop fires every time (may be several request per time) request start/stop
$.ajaxSend/ $.ajaxComplete fires every request were send/complete

gavinHuang

vim ~/workspace/.metadata/.plugins/org.eclipse.core.runtime/.settings/org.eclipse.compare.prefs
reset every value with "SystemDefault" to "true"