Tag: How To

前段时间在家组装了一台台式电脑式，配了罗技M330的无线鼠标，用了没多久就发现鼠标卡顿无法移动。 一开始以为是鼠标电池电量不足，但换了电池没有任何改善。又试了一下在其他电脑上用的很好的无线鼠标，还是不行。网上搜索了一通，有说要把休眠唤醒功能打开的，有说要改注册表的，统统不靠谱。也有说是WiFi信号干扰的、机箱屏蔽的，这个看起来倒是挺靠谱的，但是一通操作之后还是没有明显改善。只能祭出阿Q精神，忍了一段时间。 最

作为Google的忠实用户，从07年开始注册Gmail账户一直使用至今，大部分搜索也是必用Google。但由于众所周知的原因，Google的服务在国内访问并不是很方便，各种翻墙工具、Google Hosts方法等等都会不定期的被封锁，最后只好自己动手，在自己的VPS服务器上搭建专用PPTP VPN，没事的时候就挂上VPN，终于不用再担心Google被封了。 先介绍背景： 服务器运行环境： Ubuntu 14.04 LTS，LAMP，使用Wordpress搭建个人网站。 需求：架设PPTP VPN科学上网浏览Google、Facebook、Twit

speed up website

博客架设在美国VPS服务器上，图的是服务稳定免备案，但缺点也是显而易见的，先不论GFW的风险，每次的访问请求都要走太平洋海底光缆一个来回，再加上国际出口带宽的限制，网站速度自然很难与国内服务器相比。 对于个人博客，预算有限，不可能花大价钱提升服务器硬件，也不觉得有必要购买CDN服务，那么只有榨干现有服务器资源、提升效率。如果你认为本站访问速度还不错也有折腾的兴趣，建议你继续往下阅读。 服务器端的优化 启用PHP自

Frequently complained auto air conditioning compressor issues are compressor not work or noise. Customers’ description are always not so clearly. We need to dignose where is the root cause for customer complains. How to troubleshot compressor issues quickly?

Vehicle AC System

汽车空调压缩机常见问题主要是压缩机不工作和噪音，车主抱怨通常缺乏精确描述，故需要对抱怨案例进行初步排查确认问题根源。如何快速判断是空调压缩机出了问题？简单判断方法如下： 压缩机不工作 汽车空调压缩机不工作原因有压缩机抱死(咬死)、保险丝熔断、电路故障、制冷剂泄漏、 电池电量过低、控制保护等，客户通常抱怨空调不制冷，出热风，前仓冒烟，有烧焦味，发动机熄火等。 压缩机抱死可以造成开空调后前仓冒烟、出现烧焦

As the ASP is very easy to use, many companies choose ASP to develop their IT solution on Windows 2000 Server + ASP + MSSQL. However, this idea also have its disadvantages.  And when your are going to transfer to linux, you will find big problems. There are two ways to transfer ASP to Linux. 1. […]

Online business acts a crucial role nowadays. But many entrepreneur don’t know how to increase their online revenue. They keep invest big money into online advertisement. While their page views number grows,  they see no increase of their profit. So how to increase online revenue? I got some practical experience.

Most of you run a website to make money. Whatever your website is, a blog or a portfolio website, the website performance is essential to your success. How to improve your website performance? Here I’d like to suggest some solutions.

There are many ISP uses UPS to secure their power supply for their costly servers. But the UPS is very picky with environment and need to be carefully managed. Any incorrect maintainance will shorten UPS’s life or even cause UPS can not work. So properly management of UPS should be a daily work for ISP.

Have you ever deleted files on Mac OS X and then want to recover it? This is a common problem among Macintosh users. It will be some complex if you cleared recycle bin. Some users may have a good habit to back up their files regularly. To recover from the backup data is a simple idea. […]