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Redis消息通知系统的实现 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
... msg:*->title GET msg:*->content
1) "title1"
2) "content1"
3) "title2"
4) "content2"
5) "title3"
6) "content3"
很多情况下这显得不够灵活，好在我们可以采用其他一些方法平衡一下利弊，比如说新加一个字段，冗余保存完整消息的序列化，接着只GE...
How to use HTML to print header and footer on every printed page of a document?
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Nhan
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answered Nov 8 '10 at 7:24
InfotekkaInfotekka
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How to calculate the bounding box for a given lat/lng location?
...oximate locally the Earth surface as a sphere with radius given by the WGS84 ellipsoid at the given latitude. I suspect that the exact computation of latMin and latMax would require elliptic functions and would not yield an appreciable increase in accuracy (WGS84 is itself an approximation).
My imp...
git-diff to ignore ^M
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403
GitHub suggests that you should make sure to only use \n as a newline character in git-handled...
How does interfaces with construct signatures work?
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Ryan CavanaughRyan Cavanaugh
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Plot yerr/xerr as shaded region rather than error bars
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answered Oct 18 '12 at 15:44
user707650user707650
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Delete all local git branches
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419
The 'git branch -d' subcommand can delete more than one branch. So, simplifying @sblom's answ...
When to choose checked and unchecked exceptions
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248
Checked Exceptions are great, so long as you understand when they should be used. The Java core...
What is the difference between user and kernel modes in operating systems?
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146
Kernel Mode
In Kernel mode, the executing code has complete and unrestricted
acces...
jQuery Scroll To bottom of the page
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425
You can just animate to scroll down the page by animating the scrollTop property, no plugin re...