千絮泠泉
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springboot启动类中配置
@SuppressWarnings("serial")
@Bean
public HttpMessageConverters fastJsonHttpMessageConverters() {
FastJsonHttpMessageConverter fastConverter = new FastJsonHttpMessageConverter();
FastJsonConfig fastJsonConfig = new FastJsonConfig();
fastJsonConfig ...
文件下载名乱码
String filename = new String(attachment.getAttachName().getBytes("gbk"), "iso8859-1");
文件下载
@GetMapping("/files/{id}")
@ResponseBody
public ResponseEntity<Resource> serveFile(@PathVariable String id,HttpServletRequest request) throws Unsupporte ...
response.setHeader("Access-Control-Allow-Origin", "*");
Spring 4
@CrossOrigin
01 install & startup
http://www.cnblogs.com/weiweictgu/p/5517717.html
02 repair
https://jingyan.baidu.com/article/359911f5b5005857ff030677.html
css目标：想让body的默认高度为100%
html{
height:100%;
}
css目标：想让<p>内文字超出部分自动换行
p{
word-break:break-all;
width:200px;
overflow:auto;
}
css目标：不想让鼠标拖动图片、文字等
img{
pointer-events:none;
}
下面的javascript代码中， parseInt(diff/1000/3600/24)+"天" diff为什么除以3600呢？这是什么含义？？？
距离2012建政日还剩
var ndt=new Date(2012,9,1,0,0,0,0);
function countDown(){
var diff=ndt-new Date();
document.getElementById("Display").innerHTML=
parseInt(diff/1000/3600/24)+"天"+parseInt(diff/1000 ...
package com.github.jdk8;
import java.time.Instant; import java.time.LocalDateTime; import java.time.ZoneId; import java.time.format.DateTimeFormatter; import java.time.temporal.UnsupportedTemporalTypeException;
import org.junit.Rule; import org.junit.Test; import org.junit.rules.ExpectedExcep ...
如果有一天，开发效率很低。
首先不要着急，
页面需要ajax数据，那么从controller到service再到dao层，一定顺序写下去，eclipse中 ctrl+1 一路向下去create
有时候，不清楚的只是一个前端api困扰，静下心来，熟悉它再继续。
没有陌生的API了，是时候试试盲写一把过！加油！！
------------------------------------------------------------------------
摘抄代码段，本意是为了省时间。但是，其实在不熟练的情况下，是很浪费时间的。
Java代码：需要自己能够盲写出来。（不复制粘贴、不查看文 ...
Spring中javaMail通过SMTP发送邮件
Sending e-mail with Spring MVC
http://jiangzhenghua.iteye.com/blog/333944
1、如果是maven项目，需要引入依赖包
[html] view plain copy
在CODE上查看代码片派生到我的代码片
<dependency>
<groupId>javax.mail</groupId>
<artifactId>mail</artifactId>
...
maven mirror
<mirrors>
<mirror>
<id>alimaven</id>
<name>aliyun maven</name>
<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
<mirrorOf>central</mirrorOf>
</mirror>
< ...
centOS install Maven
$ sudo tar xzf apache-maven-3.0.5-bin.tar.gz -C /usr/local
$ cd /usr/local
$ sudo ln -s apache-maven-3.0.5 maven
Next, set up Maven path system-wide:
$ sudo vi /etc/profile.d/maven.sh
export M2_HOME=/usr/local/maven
export PATH=${M2_HOME}/bin:${PATH}
Finally, log o ...
This problem is environment error for me..
my export append ;$PATH ,which should be :$PATH
Following is solution:
press ctrl+alt+F3 switch to code mode
log in..
cd /bin
/usr/bin/vim /etc/profile
then modify your error configuration(maybe not /etc/profile,that you'd better look back upon your op ...
centOs install eclipse & create Desktop
tar -zxvf eclipse-java-luna-SR1-linux-gtk-x86_64.tar.gz -C /opt
ln -s /opt/eclipse/eclipse /usr/bin/eclipse
vi /usr/share/applications/eclipse.desktop
following is the content of eclipse.desktop
[Desktop Entry]
Encoding=UTF-8
Name=Eclipse 4.4.1
...