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NoSQL - MongoDB vs CouchDB [closed]
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If you are coming from the MySQL world, MongoDB is going to "feel" a lot more natural to you b...
Why did my Git repo enter a detached HEAD state?
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I reproduced this just now by accident:
lists the remote branches
git branch -r
origi...
Why doesn't String switch statement support a null case?
... Paul BelloraPaul Bellora
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How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
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Might be an overkill in this case, but if the opportunity shows moment.js is just awesome!
Mo...
How to efficiently build a tree from a flat structure?
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Store IDs of the objects in a hash table mapping to the specific object. Enumerate through all...
TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...个假的时钟绑在一起，这个时钟会在每4微秒对ISN做加一操作，直到超过2^32，又从0开始。这样，一个ISN的周期大约是4.55个小时。因为，我们假设我们的TCP Segment在网络上的存活时间不会超过Maximum Segment Lifetime（缩写为MSL – Wik...
App Inventor 2 DynamicComponents 拓展：动态创建AI2组件对象 · App Inventor 2 中文网
... 中创建组件，你需要事先在 Screen 中设置布局才能执行此操作。
将已创建组件的 ID 更改为新 ID。旧 ID 必须存在，新 ID 必须不存在。
替换 ID 时，它会...
When is a CDATA section necessary within a script tag?
...answered Sep 20 '09 at 9:05
user123444555621user123444555621
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How to update a plot in matplotlib?
... the function as an argument to another like this: "plot_cont(my_function, 123)". There you have me calling plot_cont at line 86: github.com/vitobasso/audio-ml/blob/…
– Vituel
Mar 31 '15 at 1:03
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What's the best way to detect a 'touch screen' device using JavaScript?
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As Modernizr doesn't detect IE10 on Windows Phone 8/WinRT, a simple, cross-browser solution is...