kuchaguangjie
- 浏览: 436850 次
- 性别:
- 来自: 深圳
-
最新评论
-
yiguxianyun：
...
css li 不换行 -
stdayong：
...
netbeans 中使用 maven -
程序猿_星：
为啥会中文乱码啊
servlet 以 gzip 格式返回数据 -
huanhuan519：
感谢分享~
gdb 调试工具 -
heyl1234：
写过些js，对css还不熟。谢谢~
css li 不换行
文章列表
int to string by specified base
convert a int to string, by specified base, support 2 - 16,
code:
#include <stdio.h>
/*
* @author kuchaguangjie
* @date 2012-04-03 22:10
* @mail kuchaguangjie@gmail.com
*/
/**
* convert int to string of specified base,
* @param n
...
link archor
http://www.xxx.com/me.html#mood, this is a link with a archor,
#mood, is the archor part, could be the id/name of a element on the page,(html5 support id, html4 support id & name, so use id,)
when click:
when click on such a url,
if the current base url is the same a ...
define subclass - js
- 博客分类：
- js
define subclass - js
------
define subclass
definition of subclass:
assume there are function A and B, if A.prototype.prototype = B.prototype, then A is subclass of B,
to complete the subclass, there are more things to do than extends prototype, see following steps,
steps to creat ...
modify file name util - python
a util script to modify file/folder name recusively, written in python, on ubuntu system,
code:
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @author: eric
# @date: 03/04/2012 00:09 am
# @mail: kuchaguangjie@163.com
# this is a python util to modi ...
js closure
- 博客分类：
- js
js closure
scope:
in js, inner function has access to params/local variable of the outer function,
closure:
variable use the scope where they are defined, even apparently the scope is finished,
inner function:
a inner function will always has access to the scope which defined it - ...
js array methods
- 博客分类：
- js
js array method
array has some build-in method, to manipulate array,
------
join
join array elements and return a string, elements are separated by a separator,
the default separator is ',' , also you can specify one,
e.g.
var arr = [1,2,3,4];
console.log(arr.join());
co ...
colleges
- 博客分类：
- study abroad
colleges
------
stanford master apply
requirements:
* TOFEL
600+
* GRE
1250
* education
GPA 3.3
*
* work experience
* money
$22000 +
*
major:
* CS
*
------
MIT
requirements:
* TOEFL
600+
250 for computer-based
* GRE
no need
*
* study backgro ...
js logic operator
- 博客分类：
- js
logical expression of js
&& ,||, !
operand:
the 3 operator all accept any values as operand,
return value:
&& and || return one of the 2 operand as return value,
! always return true or false as return value,
------
truthy & falsy value
falsy val ...
火车票 网上订票 经验
(以下经验是 2012年春节前, 在深圳的经验, 其他时间/地点 不保证适用,具体参见订票网站的信息和Google)
网站:
http://www.12306.cn/mormhweb/
操作系统:
仅支持 windows xp, windows7,
浏览器:
IE6,7,8, (IE9 我不确定是否支持)
安装 银根书:
http://www.12306.cn/mormhweb/ggxxfw/wbyyzj/201106/srca12306.zip
注册:
需要提供 手机号 / 身份证号 / 姓名 / ...
variable
some global variable are avaliable in subroutings, in different stage there are different variable avaliable,
ref: https://www.varnish-cache.org/docs/3.0/reference/vcl.html#subroutines
------
set variable value
keyword 'set', is used to set value of variable,
format:
s ...
subroutine & action - varnish
subroutine, code section, called in the flow, manipulate http header and other things,
action, indicate the next step, used inside subroutine, in format "return (action);" ,
see: https://www.varnish-cache.org/docs/3.0/reference/vcl.html#subrouti ...
servlet - thread safe
------
servlet's thread mode
by default, each servlet has only one instance,
each request will have it's own thread to access the single servlet instance,
the thread safe is related to JVM memory mode,
fields & thread safe:
* static fields
for static ...
random select
problem:
select m number from 0 - (n-1) randomly,
------
solution 1
for each number in 0 - (n-1), in increasing order, generate a random number x, using "(x%remain) < to_select" to decide will the number be choose,
until m number is choosen,
time:
o ...
sparse data structure
sparse data structure - means most element are empty(or have a very same value),
so we can try to use some better data structure to reduce memory use,
------
matrix
we can use 'header array' & 'link list' to represent matrix,
how to:
define a data str ...
max sub_sequence - c
/*
problem:
there is a sequence of number,could be positive or negative,
find out the sub sequence which has max sum,
solution:
loop the sequence,
use maxendinghere to record sum of elements,when sum < 0, set to 0 and go on summation from next element, ...