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实战做项目如何选择开源许可协议(一)-了解协议 - 开源 & Github - 清泛网...

...除了为用户提供版权许可之外,还有专利许可。与BSD协议权限类似, 允许代码修改,再发布,适用商业软件。但是也需要满足以下条件:1)需要给代码的用户一份Apache Licence。 2)如果你修改了代码,需要再被修改的文件中说...
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Interpolating a string into a regex

...uote or Regexp.escape if I just used single quotes on my input string: (an IP address match) IP_REGEX = '\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}' my_str = "192.0.89.234 blahblah text 1.2, 1.4" # get the first ssh key # replace the ip, for demonstration my_str.gsub!(/#{IP_REGEX}/,"192.0.2.0") puts my_...
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Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞 ...

...送数据时网络断开的话,调用send的进程会接收到一个SIGPIPE信号,进程对该信号的默认处理是进程终止。 recv函数 int recv( SOCKET s, char FAR *buf, int len, int flags ); 不论是客户还是服务器应用程序都用recv函数从TCP连接的另一端接收数...
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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

...层(传输层)负载平衡。以这种方式进行负载均衡将根据IP范围和端口转发用户流量(即,如果请求进入http://yourdomain.com/anything,则流量将转发到处理yourdomain.com的所有请求的后端。端口80)。 用户访问负载均衡器,负载均衡...
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Bash Templating: How to build configuration files from templates with Bash?

I'm writing a script to automate creating configuration files for Apache and PHP for my own webserver. I don't want to use any GUIs like CPanel or ISPConfig. ...
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NGINX to reverse proxy websockets AND enable SSL (wss://)?

...NX config files so you can re-use them (that includes your init.d/nginx script) yum install pcre pcre-devel openssl openssl-devel and any other necessary libs for building NGINX Get the nginx_tcp_proxy_module from GitHub here https://github.com/yaoweibin/nginx_tcp_proxy_module and remember the folde...
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Nginx 403 error: directory index of [folder] is forbidden

... rewrite ^/(.+)/$ /$1 permanent; } # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000 location ~ \.php$ { fastcgi_split_path_info ^(.+\.php)(/.+)$; # # NOTE: You should have "cgi.fix_pathinfo = 0;" in php.ini # # With php5-fpm: ...
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Where can I get a list of Ansible pre-defined variables?

...les that we can use in playbooks and template files. For example, the host ip address is ansible_eth0.ipv4.address. Googleing and searching the docs I cound't find a list of all available variables. Would someone list them for me? ...
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LR性能指标解释 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...配置。 4.JMap。监控java程序是否有内存泄漏,需要配合eclipse插件或者MemoryAnalyzer来使用。 5.JProfiler。全面监控每个节点的CPU使用率、内存使用率、响应时间累计值、线程执行情况等,需要在JVM参数中进行配置。 6.Nmon。全面监控...
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App Inventor 2 低功耗蓝牙 BlueToothLE 拓展 · App Inventor 2 中文网

...。如果启用,编译后的App将不需要请求 ACCESS_FINE_LOCATION 权限,扩展程序也不会尝试请求这个权限。 (此属性仅“界面设计”视图可用) NullTerminateStrings – 指示 BluetoothLE 组件在向连接的设备发送字符串数据时,是...