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Performance differences between debug and release builds
...ted by code that runs elsewhere. Reading a file, executing a dbase query, etc. Making the work the JIT optimizer does completely invisible. It doesn't mind though :)
The JIT optimizer is pretty reliable code, mostly because it has been put to the test millions of times. It is extremely rare to ...
当VC问你打算怎么招贤纳士的时候 你该这么答 - 资讯 - 清泛网 - 专注C/C++及内核技术
...视觉设计师或第一个社区支持团队，那这基本上没什么大问题。但如果你的执行计划中需要非常专业的经验、人脉关系或认证技术，我就要花更多时间理解你的需求。这是因为，我们能否成功找到这样一个人才关系到公司业务的...
What is the “volatile” keyword used for?
...with "preventing caching". It is about reordering, by the compiler, OR the CPU hardware through speculative execution.
– doug65536
Oct 7 '16 at 2:52
...
nginx启用gzip压缩，大大降低网站流量 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...http_version 1.0;
2、nginx配置中加载 gzip 配置：
include /etc/nginx/sites-available/gzip.conf;
3、重载nginx：
nginx -s reload
4、验证：
1）nginx的response headers中的 Content-Encoding 是 gzip。
2）返回文件大小明显被压缩。
参考：https://www.cn...
将Genymotion模拟器与App Inventor一起使用 · App Inventor 2 中文网
...些附加文档：
How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device?How to use adb with a Genymotion virtual device?How to solve the "failure install failed cpu api incompatible" error message when installing an APK file in Genymotion?How to copy virtual de...
What is the difference between an interface and abstract class?
...return this.fuel;
}
}
Implementing an interface consumes very little CPU, because it's not a class, just a bunch of names, and therefore there isn't any expensive look-up to do. It's great when it matters, such as in embedded devices.
Abstract classes
Abstract classes, unlike interfaces, a...
How can I use functional programming in the real world? [closed]
...not contain any magic pixie dust that will pass functions off to different CPU's or machines. What F#/Haskell and other functional programming languages do is make it easier for you to write functions that can be processed independent of the thread or CPU they were created on.
I don't feel right po...
How do I specify the platform for MSBuild?
...on. You may have build configurations e.g., Debug, Release, Dev, UAT, Prod etc defined. This means, you will have MSBuild Configuration transformation setup for the different configurations. These different configurations are usually used when you have different configurations, e.g. different databa...
Why must wait() always be in synchronized block
...the x-level cache (a.k.a. 1st/2nd/3rd-level caches) of the thread handling CPU core.
But synchronized blocks are only one side of the medal: If you actually access an object within a synchronized context from a non-synchronized context, the object still won't be synchronized even within a synchroni...
程序员用数据思维教你如何追女生 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...也不清楚对方到底喜欢什么。我们程序员也会遇到这样的问题，但是我们有办法。
程序员的需求分析技能是谈恋爱的必杀技。给你一个手机号码，你可以知道她的QQ，微信，微博，然后进行“大数据分析”，朋友圈里面喜欢发...