<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[firedinner的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/firedinner</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; firedinner]]></copyright><item><title><![CDATA[【PyQt5-2】文本框]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/102926850</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/102926850</guid><author>firedinner</author><pubDate>Tue, 05 Nov 2019 23:55:00 +0800</pubDate><description><![CDATA[案例1、label应用


# -*- coding: UTF-8 -*-
from PyQt5.QtWidgets import QApplication,QLabel,QWidget,QVBoxLayout
from PyQt5.QtCore import Qt
from PyQt5.QtGui import QPixmap,QPalette
import sys

class WindowD...]]></description><category></category></item><item><title><![CDATA[【PyQt5-1】QMainWindow]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/102888311</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/102888311</guid><author>firedinner</author><pubDate>Sun, 03 Nov 2019 22:35:44 +0800</pubDate><description><![CDATA[示例一、用widgets写hello world 程序


# -*- coding: UTF-8 -*-
import sys
from PyQt5.QtWidgets import QApplication,QWidget

app = QApplication(sys.argv)
window = QWidget()
window.resize(300,200)
window.move(2...]]></description><category></category></item><item><title><![CDATA[【Nginx】1-Nginx安装]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/100638489</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/100638489</guid><author>firedinner</author><pubDate>Sun, 08 Sep 2019 23:12:05 +0800</pubDate><description><![CDATA[1、软件下载

  1）下载路径：http://nginx.org/en/download.html

  其中包含三个版本：1、开发版（Development version）；2-稳定版（Stable version）；3-过期版（Legacy version）

  CHANGES是功能变更日志、nginx-xxx.pgp是Linux版本程序、nginx/window-xxx.p...]]></description><category></category></item><item><title><![CDATA[【Linux基础】Linux目录结构]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/74158355</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/74158355</guid><author>firedinner</author><pubDate>Sun, 02 Jul 2017 22:13:04 +0800</pubDate><description><![CDATA[rootfs：根文件系统
FHS：Linux


/boot：系统启动相关的文件，如内核、initrd，以及grub；
/dev：设备文件
设备文件：
块设备：随机访问，数据块
字符设备：线性访问，按字符为单位
设备号：主设备号（major）和次设备号（minor）
/etc：配置文件
/home：用户的家目录，每一个用户的家目录通常设置为/home/USERNAME
/r]]></description><category></category></item><item><title><![CDATA[【Linux基础】Linux常用命令一]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/73441777</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/73441777</guid><author>firedinner</author><pubDate>Thu, 22 Jun 2017 23:02:35 +0800</pubDate><description><![CDATA[一、操作系统结构
硬件->
kernel内核->
library:API库->dll(windows)、so(Linux)
shell->


图1.1
1.1命令格式
命令 选项 参数
ls
-l: 
长格式
文件类型：
- 普通文件
d 目录文件
b 块设备文件
c 字条设备文件
l 符号链接文件
p 命令管道文件
s 套接字文件]]></description><category></category></item><item><title><![CDATA[2016-java基础篇-集合]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/54098409</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/54098409</guid><author>firedinner</author><pubDate>Thu, 05 Jan 2017 22:32:42 +0800</pubDate><description><![CDATA[类集
Collection:存放一组单值的最大接口，所谓的单值是指集合中的每个元素都是一个对象，一般很少会直接使用；
List:Collection的子接口，也是最常用的接口，此接口对Collection接口进行了大量扩充，里面的内容是允许重复的；
Set:Connection接口的子类，没有对Connection进行扩充，里面不允许存放重复内容；
Map:Map是存放一对值得最大接口，接]]></description><category></category></item><item><title><![CDATA[2016-java基础篇-servlet-cookies]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/53824429</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/53824429</guid><author>firedinner</author><pubDate>Fri, 23 Dec 2016 00:13:17 +0800</pubDate><description><![CDATA[写入cookies：
package com.tsinghuas; 

import javax.servlet.http.*;
import java.io.*;
import java.sql.*;

public class CookieTest1 extends HttpServlet{

	public void doGet(HttpServletRequest req,HttpSer]]></description><category></category></item><item><title><![CDATA[2016-java基础篇-分页算法]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/53773900</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/53773900</guid><author>firedinner</author><pubDate>Wed, 21 Dec 2016 00:31:42 +0800</pubDate><description><![CDATA[servlet分页算法：
package com.tsinghuas;

import javax.servlet.http.*;
import java.io.*;
import java.sql.*;

public class Welcome extends HttpServlet{

    public void doGet(HttpServletRequest req,HttpSer]]></description><category></category></item><item><title><![CDATA[2016-java基础篇-jdbc]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/53750107</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/53750107</guid><author>firedinner</author><pubDate>Mon, 19 Dec 2016 22:42:16 +0800</pubDate><description><![CDATA[java连接oracle写法：
1.引入如下jar包：
E:\app\cl\product\11.2.0\dbhome_1\jdbc\lib\ojdbc6_g.jar

2.具体代码如下：
package com.tsinghuas;

import javax.servlet.http.*;
import java.io.*;
import java.sql.*;

public cl]]></description><category></category></item><item><title><![CDATA[2016年下半年规划]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/53246150</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/53246150</guid><author>firedinner</author><pubDate>Sun, 20 Nov 2016 22:34:34 +0800</pubDate><description><![CDATA[2016年还有2个月就要结束了，回首2016，成绩没有，工作中一直抱怨。我想做出一些改变，现在工作中最缺乏的就是工作积极性、IT技术。态度是务虚的，这个准备在以后的一段时间里通过看一些职业的书籍来改善，IT技术通过回家自己学习，目前最欠缺的技术如下：
1.linux：公司服务器都是linux系统，需要经常写shell，配置系统信息等需求；
2.oracle：我现在oracle技术还可以，但是j]]></description><category></category></item><item><title><![CDATA[论自制力]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/53073904</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/53073904</guid><author>firedinner</author><pubDate>Mon, 07 Nov 2016 22:51:57 +0800</pubDate><description><![CDATA[我觉得我这两年过得晕晕乎乎的，不知道该追求啥，没有目标；]]></description><category></category></item><item><title><![CDATA[linux-进程]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/52145123</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/52145123</guid><author>firedinner</author><pubDate>Sun, 07 Aug 2016 22:37:45 +0800</pubDate><description><![CDATA[1、安装ssh
apt-get install openssh-server
service sshd restart
2. 进程的三种状态：就绪、等待、运行
3.pkill httpd
   pgrep httd
4.优先级命令   -20~19   优先级越小，级别越大
    nice -n cmd
    renice n pid
5.nohup cmd &
6.暂停]]></description><category></category></item><item><title><![CDATA[linux基础-crontab]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/52040651</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/52040651</guid><author>firedinner</author><pubDate>Tue, 26 Jul 2016 23:37:59 +0800</pubDate><description><![CDATA[在/etc目录下有一个crontab文件，这个就是系统任务调度的配置文件。


crontab文件的含义：

用户所建立的crontab文件中，每一行都代表一项任务，每行的每个字段代表一项设置，它的格式共分为六个字段，前五段是时间设定段，第六段是要执行的命令段，格式如下：

minute   hour   day   month   week   command

其中：

]]></description><category></category></item><item><title><![CDATA[oracle-环境变量]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/50868453</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/50868453</guid><author>firedinner</author><pubDate>Sat, 12 Mar 2016 23:50:00 +0800</pubDate><description><![CDATA[一、查看所有环境变量的名称和值：

　　Linux下：export

　　Windows下：set

二、根据名称查该环境变量的值：

　　Linux下：echo $环境变量名

　　如：echo $ORACLE_HOME

　　Windows下：set环境变量名

　　如：set $ORACLE_HOME

三、设置环境变量：

　　Linux下：export]]></description><category></category></item><item><title><![CDATA[oracle-数据泵备份还原]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/48814671</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/48814671</guid><author>firedinner</author><pubDate>Wed, 30 Sep 2015 00:21:10 +0800</pubDate><description><![CDATA[--创建表空间
create tablespace tb1 
datafile 'E:\oracle\ora\tb1.dbf' size 100M reuse 
autoextend on next 10M;


--创建test1用户
create user test1 identified by test1
default tablespace tb1
temporary t]]></description><category></category></item><item><title><![CDATA[端口查看]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/43226065</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/43226065</guid><author>firedinner</author><pubDate>Wed, 28 Jan 2015 09:36:58 +0800</pubDate><description><![CDATA[C:\Documents and Settings\Administrator>netstat -ano|findstr "443"
  TCP    0.0.0.0:443            0.0.0.0:0              LISTENING       5352
  TCP    172.168.0.102:1276     23.13.186.125:443      ]]></description><category></category></item><item><title><![CDATA[字节字符流]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/40084419</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/40084419</guid><author>firedinner</author><pubDate>Tue, 14 Oct 2014 20:50:35 +0800</pubDate><description><![CDATA[import java.io.*;
public class FileDemo02
{
	public static void main(String args[])throws Exception{
		
		for (int i=0;i<1000 ;i++ )
		{
			writeHello();
		}

	}

	public static void write]]></description><category></category></item><item><title><![CDATA[10天学完java基础-链表]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/34178409</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/34178409</guid><author>firedinner</author><pubDate>Tue, 24 Jun 2014 22:21:06 +0800</pubDate><description><![CDATA[1.单项链表---打印火车//定义火车节点
class Node
{
	private String data = null ;
	Node node = null ;
	public Node(String data){
		this.data = data ;
	}
	public void setNode(Node node){
		this.node = node ;
	}
	public]]></description><category></category></item><item><title><![CDATA[10天学完java基础-链表]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/34175813</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/34175813</guid><author>firedinner</author><pubDate>Tue, 24 Jun 2014 22:14:00 +0800</pubDate><description><![CDATA[1.单项链表---打印火车//定义火车节点
class Node
{
	private String data = null ;
	Node node = null ;
	public Node(String data){
		this.data = data ;
	}
	public void setNode(Node node){
		this.node = node ;
	}
	public]]></description><category></category></item><item><title><![CDATA[十天学完java基础-面向对象]]></title><link>https://blog.youkuaiyun.com/firedinner/article/details/33793297</link><guid>https://blog.youkuaiyun.com/firedinner/article/details/33793297</guid><author>firedinner</author><pubDate>Mon, 23 Jun 2014 23:40:36 +0800</pubDate><description><![CDATA[1.面向对象的特性 
     a)封装：外部不可见 
     b)继承：扩展性
     c)多态：方法重载/对象的多态性]]></description><category></category></item></channel></rss>