v5tech

在CentOS7上搭建MariaDB Galera Cluster

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> 环境: > MariaDB 10.1.12 > CentOS Linux release 7.2.1511 ### 安装MariaDB 10.1.12 配置MariaDB 10.1.12 yum源 ``` bash [root@c1 ~]# vim /etc/yum.repos.d/MariaDB.repo [root@c2 ~]# vim /etc/yum.repos.d/MariaDB.repo [root@c3 ~]# vim /etc/yum.repos.d/MariaDB.repo...

### 1、修改`JVM`参数 在`catalina.bat`中添加如下配置 ```bat set "JAVA_OPTS=%JAVA_OPTS% -server -Xms4096m -Xmx4096m -Xmn2048m -Xss512k -XX:PermSize=128m -XX:MaxPermSize=512m -XX:NewSize=1024m -XX:MaxNewSize=2048m -XX:MaxDirectMemorySize=4096m -XX:ReservedCodeCacheSize=240M -XX:+UseConcMarkSweepGC -XX:CMSInitiatingOccupancyFraction=75 -XX:+UseCMSInitiatingOccupancyOnly -XX:MaxTenuringThreshold=15 -XX:+ExplicitGCInvokesConcurrent -XX:+ParallelRefProcEnabled -XX:-UseBiasedLocking -XX:-UseCounterDecay -XX:AutoBoxCacheMax=20000 -XX:+AlwaysPreTouch -XX:-OmitStackTraceInFastThrow -XX:SurvivorRatio=18 -XX:+UseParNewGC...

https://android-developers.googleblog.com/2015/05/android-design-support-library.html https://inthecheesefactory.com/blog/android-design-support-library-codelab https://medium.com/@hitherejoe/exploring-the-android-design-support-library-bottom-navigation-drawer-548de699e8e0 https://labs.ribot.co.uk/exploring-the-new-android-design-support-library-b7cda56d2c32 https://guides.codepath.com/android/Design-Support-Library https://www.sitepoint.com/material-design-android-design-support-library

```sql CREATE TABLE `example`(`id` INT, `order` INT, `data` VARCHAR(1)); INSERT INTO `example` (`id`, `order`, `data`) VALUES (1, 1, 'P'), (2, 2, 'Q'), (2, 1, 'R'), (1, 2, 'S'); ``` *...

http://callistaenterprise.se/blogg/teknik/2015/10/09/spring-boot-app-as-a-windows-service/ http://www.baeldung.com/spring-boot-app-as-a-service https://github.com/snicoll-scratches/spring-boot-daemon http://javasampleapproach.com/java-integration/create-windows-service-spring-boot-application-procrun

使用Python抓取迅雷VIP会员

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前奏 ``` bash pip install lxml ``` xunlei.py ``` python #coding=utf-8 import urllib2 import lxml.html import codecs xunlei = codecs.open("xunlei.txt", "wb", "utf-8") response = urllib2.urlopen("http://www.vipfenxiang.com/xunlei/") doc = lxml.html.fromstring(response.read()) link =...

``` python # -*- coding:utf-8 -*- import requests from bs4 import BeautifulSoup import time import mysql.connector # 插入古诗 def insert_poems(title,author): cnx = mysql.connector.connect(user='root', password='root', host='192.168.99.142', database='sys') cursor = cnx.cursor() insert_poems...

https://pip.pypa.io/en/latest/user_guide Windows 7 C:\ProgramData\pip\pip.ini ``` [global] index-url = http://pypi.doubanio.com/simple/ [install] trusted-host = pypi.doubanio.com ```

使用Python抓取Shadowsocks账号

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前奏 ``` bash pip install requests pip install beautifulsoup4 pip install lxml pip install html5lib ``` fq.py ``` python import requests from bs4 import BeautifulSoup import sys import logging reload(sys)...

依赖 ``` xml ch.qos.logback logback-classic 1.1.7 ch.qos.logback logback-core 1.1.7 ch.qos.logback logback-access 1.1.7 org.slf4j slf4j-api 1.7.21 mysql mysql-connector-java 5.1.38 c3p0 c3p0 0.9.1.2 ``` logback.xml ``` xml com.mysql.jdbc.Driver jdbc:mysql://192.168.99.122:3306/cloud_meta_platform root root ```...