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How to keep the console window open in Visual C++?
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@Krythic I just tried it and it did not eat 100% CPU. My processor use was at 0% - 1% the whole time. Cannot reproduce.
– melpomene
Jan 6 '19 at 21:14
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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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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 |
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| 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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Where do you store your salt strings?
...ach:
Since the exact logic is inferred at run-time, this approach is very CPU-intensive. The longer the length of the salt, the more CPU-intensive this approach becomes.
Authenticating incorrect passwords will involve the highest CPU cost. This can be counter-productive to legitimate requests, but...
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
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What are the underlying data structures used for Redis?
...lying data structures used by Redis. But a bit of knowledge helps you make CPU v/s Memory trade offs. It also helps you model your data in an efficient manner.
Internally, Redis uses the following data structures :
String
Dictionary
Doubly Linked List
Skip List
Zip List
Int Sets
Zip Maps (depreca...