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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ournal (4096 blocks): done
Writing superblocks and filesystem accounting information: done
This filesystem will be automatically checked every 33 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
3.8.3挂载DRBD分区到本地（只能在primary节点...
Reason to Pass a Pointer by Reference in C++?
...ternal data buffer and read/write to it, but it cannot – for example – free that buffer using delete or rebind that pointer to some other place in memory? Or did I get it wrong?
– BarbaraKwarc
Aug 4 '16 at 1:09
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How do I import the javax.servlet API in my Eclipse project?
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STEP 1
Go to properties of your project ( with Alt+Enter or righ-click )
STEP 2
check on Apache Tomcat v7.0 under Targeted Runtime and it works.
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What modern C++ libraries should be in my toolbox? [closed]
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Cross-platform libraries that are free for commercial (or non-commercial) applications
Feel free to expand this list
General Purpose
Boost
Loki
MiLi
POCO
STL (of course)
STXXL (STL re-implementation for extra large data sets)
Qt
ASL
JUCE
Audio
FM...
Change Author template in Android Studio
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Press Ctrl+Alt+S then go to File and Code Templates. Here you can set up what you want. E.g. replace ${USER} to your name.
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Why can't C++ be parsed with a LR(1) parser?
...tween the two potential parses. But a parser
that does this isn't context free, and LR parsers
(the pure ones, etc.) are (at best) context free.
One can cheat, and add per-rule reduction-time semantic checks in the
to LR parsers to do this disambiguation. (This code often isn't simple). Most o...
When should I use the new keyword in C++?
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Method 1 (using new)
Allocates memory for the object on the free store (This is frequently the same thing as the heap)
Requires you to explicitly delete your object later. (If you don't delete it, you could create a memory leak)
Memory stays allocated until you delete it. (i.e. you...
asp.net mvc put controllers into a separate project
...lerFactory());
Update: Read this post and the posts it links to for more info. See also Phil Haack's comment on that post about:
ControllerBuilder.Current.DefaultNamespaces.Add(
"ExternalAssembly.Controllers");
...which is not a complete solution, but possibly good enough for simple cases.
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Best/Most Comprehensive API for Stocks/Financial Data [closed]
What is the most recommended free/public API for accessing financial market stats and stock quotes (preferrably real-time quotes)? I'm not too picky about how it's exposed (SOAP, REST, some proprietary XML setup, etc.), as long as it's got some decent documentation.
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.keyCode vs. .which
...uery, you can do this:
var key = 'which' in e ? e.which : e.keyCode;
Or alternatively:
var key = e.which || e.keyCode || 0;
...which handles the possibility that e.which might be 0 (by restoring that 0 at the end, using JavaScript's curiously-powerful || operator).
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