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Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...录下docs目录中的extmail.sql和init.sql建立数据库
由于extman版本较早，其sql脚本是针对mysql-5.0的，对于现在mysql-5.5的语法稍有不适用
因此编辑extmaul.sql 将“TYPE=MyISAM”全部改为“ENGINE=MyISAM”，修改之后使用该脚本建立数据库
mysql -...
File input 'accept' attribute - is it useful?
Implementing a file upload under html is fairly simple, but I just noticed that there is an 'accept' attribute that can be added to the <input type="file" ...> tag.
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bpftrace教程【官方】 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...内核函数，不保证kprobe和kretprobe能够正常工作。由于内核版本的不同，内核函数名，参数，返回值等可能会变化。由于它们用来跟踪底层内核的，你需要浏览内核源代码，理解这些探针的参数、返回值的意义。
lhist(): 线性直方...
source of historical stock data [closed]
...ake a stock market simulator (perhaps eventually growing into a predicting AI), but I'm having trouble finding data to use. I'm looking for a (hopefully free) source of historical stock market data.
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HAproxy - Web负载均衡解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...连接到一台服务器的最长等待时间，默认单位是毫秒，新版本的haproxy使用timeout connect替代，该参数向后兼容
clitimeout 3000
# 设置连接客户端发送数据时的成功连接最长等待时间，默认单位是毫秒，新版本haproxy使用timeout cli...
In Windows Azure: What are web role, worker role and VM role?
The application I work on contains a web role: it's a simple web application. I needed to host the application in Windows Azure, so I created a web role. I actually want to know what these roles are for. What is their significance coding wise or storage wise?
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Disadvantages of Test Driven Development? [closed]
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Several downsides (and I'm not claiming there are no benefits - especially when writing the foundation of a project - it'd save a lot of time at the end):
Big time investment. For the simple case you lose about 20% of the actual implementation, but for com...
Optimal settings for exporting SVGs for the web from Illustrator?
... used so it doesn't inflate your file size.
[rest of subsetting]: this is fairly clear, you can choose to include the entire font or subsets of it. It is only useful if your SVG is dynamic and the text might change based on user input.
Images: this only matters if you are including bitmap images
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What are the applications of binary trees?
...gnatures in which a hash needs to be verified, but the whole file is not available.
Heaps - Used in implementing efficient priority-queues, which in turn are used for scheduling processes in many operating systems, Quality-of-Service in routers, and A* (path-finding algorithm used in AI applications...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
...图 IT技术 C/C++ 开源 & Github 数据库(内核) 大数据 & AI 其他 IT专题 还在用Java开发安卓App？你out啦！ 轻松创APP 首页 > IT技术 > 开源 & Github > 正文 ZMQ: 基本原理 来源：开...