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Cookies vs. sessions

...omes invalid. If it was all based on cookies, a user (or hacker) could manipulate their cookie data and then play requests to your site. Edit: I don't think there is any advantage to using cookies, other than simplicity. Look at it this way... Does the user have any reason to know their ID#? Ty...
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Master-master vs master-slave database architecture?

... this is that it is very hard to preserve absolute consistency. See the wikipedia article for more. Wikipedia seems to have a nice summary of the advantages and disadvantages Advantages If one master fails, other masters will continue to update the database. Masters can be located ...
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403 Forbidden vs 401 Unauthorized HTTP responses

...as. I typically use this status code for resources that are locked down by IP address ranges or files in my webroot that I don't want direct access to (i.e. a script must serve them). – Kyle May 9 '13 at 13:20 ...
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What's the difference between streams and datagrams in network programming?

...datagram socket when order is less important than timely delivery (think VoIP or game protocols), when you don't want the higher overhead of a stream (this is why DNS is primarily a datagram protocol, so that servers can respond to many, many requests at once very quickly), or when you don't care to...
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Using Custom Domains With IIS Express

... You could also use a URL like http://jam.127.0.0.1.xip.io/ if you don't want modify your hosts file. Plus, any collaborators won't need to modify theirs. See xip.io. – Zack Martin Aug 11 '16 at 16:12 ...
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用App Inventor 2做扫描仪App?从拍照到展示,手把手教你搭一套完整相机功...

...器/电脑上无法拍照 Camera组件依赖实体设备的相机硬件,AI伴侣在电脑上运行时会直接闪退或显示黑屏。解决办法:一定要在真机上测试。 坑2:照片不显示 检查Image1的属性是否设了宽高(默认是「自动」,有时会导致显示异...
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What’s the best way to reload / refresh an iframe?

... absolute it's work, but stuck with same domain origin policy ==a – Bobby Stenly Mar 19 '13 at 6:32 6 ...
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Camera 扩展:相机拍照和录像,程序控制拍照、自动拍照实现,而无需点击系...

... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
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RadioButton单选按钮扩展集合 · App Inventor 2 中文网

... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
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Expand a random range from 1–5 to 1–7

...rd, and if we don't get a good result, we keep throwing darts. Like Adam said, this can run forever in the worst case, but statistically the worst case never happens. :) share | improve this answer...