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What does the property “Nonatomic” mean?
...ime, you need to hold a mutex or do some other low-level tricks which cost CPU time. If you're using a lock, you can also end up blocking on other threads, which takes time, too.
– Jesse Rusak
Apr 26 '13 at 12:10
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pythonic way to do something N times without an index variable?
...tion a million times, let's allocate a list of a million items too. If the CPU is working, shouldn't also the memory get stressed a little? The answer cannot be characterized as definitely “not useful” (it's showing a different, functioning approach) so I can't downvote, but I disagree and I'm t...
MFC的多国语言界面的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...） 通过点击菜单来测试软件的语言切换。
6. MessageBox的问题
由于MessageBox中的按钮的语言是跟操作系统相关的，要想实现MessageBox按钮的多语言化是很有一定难度的。我现在还没有查到好的解决方法，很多网友的建议是抛弃Messa...
Convert Enum to String
...ject argument. This means that the value will be boxed and this will waste CPU resources on the allocation and on the garbage collection. If this is done a lot of time, Enum.GetName will have a much lower throughput than caching the values in a dictionary and looking for the name there.
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Remove spaces from std::string in C++
...lower! (up to 5 times in unordered_map inserts) Maybe it is because of the CPU cache of the shared environment or something like it.
– Etherealone
Aug 14 '12 at 20:23
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Alternatives to gprof [closed]
...des in a graph. Also I think wall-clock time is generally more useful than CPU instruction times, and code lines (call instructions) are more useful than procedures. If stack samples at random wall clock times are taken, then the fractional cost of a line (or procedure, or any other description you ...
Using git repository as a database backend
...n terms of disc usage, and such disc usage automatically means pretty high CPU usage.
"Only active users" approach: maintain working copy only for active users. This way, you generally store not a full-repo-clone-per-user, but:
As user logs in, you clone the repository. It takes several seconds an...
How to truncate milliseconds off of a .NET DateTime
...ut this solution in performance sensitive code. My app was spending 12% of CPU time in System.DateTime.GetDatePart.
– Colonel Panic
Oct 25 '16 at 8:43
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How do you get the current project directory from C# code when creating a custom MSBuild task?
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What if we use a custom target CPU? For instance, if I set my build to target x64 it creates another folder in between those.
– Samir Aguiar
Jul 28 '16 at 19:35
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How To Capture A Minidump: Let Me Count The Ways - C/C++ - 清泛网 - 专注C/C++及内核技术
... processes. It’s great for snagging dumps when you have intermittent CPU spikes or memory usage. I find that I’m using this tool constantly on production servers to get minidumps of those hard to reproduce problems. Everyone using computers needs to know about this tool, even your grandm...