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Is there a difference between authentication and authorization?

...n is the user authorized to change content of the website. In terms of the office building scenario, is the user allowed to enter the networks room of the office. share | improve this answer ...
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Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...主动断开连接再重连。 在支持GCM的设备上,主要靠GCM来激活WhatsApp,WhatsApp启动后,会建立一个与服务器的长连接,直接通过此长连接发送Push消息,这个长连接10分钟无消息就会主动断掉,且这十分钟内不做心跳,断掉后WhatsApp...
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思维导图在快速阅读或是其它学习工作中的作用 - 创意 - 清泛网 - 专注C/C++...

...您尽快掌握思维导图这个能打开大脑潜能的强有力的图解工具。它能同时让您运用大脑皮层的所有智能,包括词汇,图象,数字,逻辑,韵律,颜色和空间感知。它可以运用于生活的各个层面,帮助您更有效地学习,更清晰地思...
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How to check if DST (Daylight Saving Time) is in effect, and if so, the offset?

... 2540625 8,63655 gold badges3838 silver badges4848 bronze badges answered Aug 9 '12 at 17:04 Sheldon GriffinSheld...
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提升速度:XP注册表与驱动优化 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...Network DDE DSDM(动态数据交换):除非你准备在网上共享你的Office,否则你应该把它改为手动启动。注:这和在通常的商务设定中使用Office不同(如果你需要DDE,你就会知道)。 NT LM Security Support(NT LM安全支持提供商):在网络应用中提供安...
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What's the optimum way of storing an NSDate in NSUserDefaults?

...ts have only 24 bits for accuracy, so 1970 to now is 40 years, which is 40*365*86400 seconds, and (40 * 365 * 86 400) / (2 ** 24) = 75second error. Double precision is what a DateTime interval, and its RAW precision is now better than a millionth of a second. – Tom Andersen ...
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How do I allow HTTPS for Apache on localhost?

...n\openssl x509 -in blarg.csr -out blarg.cert -req -signkey blarg.key -days 365 Open Apache's conf\httpd.conf file and ensure SSL module is enabled - there should be no hash at the start of this line: LoadModule ssl_module modules/mod_ssl.so Some Apache installations place the SSL config in a se...
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Linux C/C++程序常用的调试手段及异常排查总结 - C/C++ - 清泛网 - 专注C/C++及内核技术

...无目的,否则效率会奇低。 另一种方式当然是使用调试工具,单步调试,随时查看栈中任意数据,Linux 下使用GDB,windows 直接用宇宙第一ide:Visual Studio,至于 android 调试 Native C++ 程序,现在公司是修改完代码、编译,然后用 adb...
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create a trusted self-signed SSL cert for localhost (for use with Express/Node)

... terminal and type the following command : openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout cert.key -out cert.pem -config req.cnf -sha256 Step 4. then outside of security folder, in your express app do something like this: (credit goes to @Diego Mello) backend /security /server.js ...
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第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...运行效果: 编译运行环境: nasm:Inter x86汇编编译工具,用户将我们的汇编代码编译为二进制。(下载地址) Bochs:运行os的虚拟机工具,模拟加载我们生成的软盘映像,并运行os。(下载地址) 代码如下: ;-------...