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Visual Studio 64 bit?
... for the built in version and standalone. You have to target "x86" or "Any CPU" so that you can see your xaml, then retarget 64 so you can run and debug. Ditto edit and continue. The list goes on. It is so totally not awesome, I do not have words fit to print.
– Dirk Bester
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Why is this F# code so slow?
...llowing numbers:
> levenshtein str ("foo" + str);;
Real: 00:00:03.938, CPU: 00:00:03.900, GC gen0: 275, gen1: 1, gen2: 0
val it : int = 3
> levenshtein_inlined str ("foo" + str);;
Real: 00:00:00.068, CPU: 00:00:00.078, GC gen0: 0, gen1: 0, gen2: 0
val it : int = 3
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Why use a prime number in hashCode?
...le this might be faster then a multiplication (it probaly isn't for modern cpu processors by the way), there are more important factors to consider when choosing a multiplication for a haschcode (equal distribution of input values to buckets comes to mind)
– Grizzly
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Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...监控日志，一方面帮助日志微调，一方面及早发现程序的问题
只做到第1点的，你可以洗洗去睡了。很多公司都有做到第2点和第3点，这些公司的服务端程序基本已经跑了很长时间了，已比较稳定，确实无需花太多时间去关注...
初窥InnoDB的Memcached插件 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...务器不仅浪费了内存，而且还必须自己维护数据的不一致问题，有了Memcached插件，这些问题都不存在了，而且借助MySQL本身的复制功能，我们可以说是变相的实现了Memcached的复制，这更是意外之喜。
安装
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Which is faster : if (bool) or if(int)?
...s this also apply to 64-bit processes, that __int64 is faster than int? Or CPU deals 32-bit integer with 32-bit instruction sets separately?
– Crend King
Apr 27 '11 at 21:22
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Oracle Differences between NVL and Coalesce
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| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time |
-----------------------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | 2 | 52 | 2 (0)| 00:00:01 |
| 1 | CONCATENATION ...
Network usage top/htop on Linux
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nethogs is nice, but it seems to use way more cpu on my computer than iftop
– aidan
Jul 29 '15 at 6:15
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Comparing Timer with DispatcherTimer
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Check to see what specifically is eating up the cpu. Are you creating lots of timers, that aren't being stopped?
– Reed Copsey
Oct 12 '09 at 17:35
3
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How do you increase the max number of concurrent connections in Apache?
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Okay, but what is the memory required and CPU requirements for this optimal config. Or how do i take in the consideration of CPU and Memory also for this optimizations.
– indianwebdevil
Jul 23 '18 at 12:47
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