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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
I've been digging through some parts of the Linux kernel, and found calls like this:
10 Answers
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绘画动画组件 · App Inventor 2 中文网
...精灵应如何相对于其他球形精灵和图像精灵分层，编号较高的层位于编号较低的层之前。
事件
被碰撞时(其他精灵)
事件将在两个启用的精灵（球形精灵或图像精灵）碰撞时触发。
请注意，检查与旋转的图像精灵碰撞...
Why compile Python code?
...ou invoke with python main.py is recompiled every time you run the script. All imported scripts will be compiled and stored on the disk.
Important addition by Ben Blank:
It's worth noting that while running a
compiled script has a faster startup
time (as it doesn't need to be
compiled), i...
AfxGetApp->GetMainWnd() 与 AfxGetMainWnd() - C/C++ - 清泛网 - 专注C/C++及内核技术
...Wnd()取得的是主窗口句柄,无论在那个线程里调用都是没有问题的,因为它先取得主线程句柄,再取得主线程的活动窗口(如视图切换可能导致的替代，这种情况我也不大清楚），如果没有活动窗口则取主窗口,任何程序总要有一个主...
关于我们 · App Inventor 2 中文网，少儿编程陪伴者
...一名学生，升级VIP会员后，可以随时随地在线编程，遇到问题提问都能及时得到详细解答，我的App开发技能得到了极大的提升！另外，我享受到VIP学生价格优惠，非常划算！ ...
jasmine: Async callback was not invoked within timeout specified by jasmine.DEFAULT_TIMEOUT_INTERVAL
I have an angular service called requestNotificationChannel :
17 Answers
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How do I measure separate CPU core usage for a process?
...read. When off, the said percentage is displayed relatively to the CPU overall capacity (i.e. ALL threads - aka all cores).
– 7heo.tk
May 20 '15 at 16:34
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What are bitwise shift (bit-shift) operators and how do they work?
...hift operator, and meets the needs of both logical and arithmetic shifts.
All of these operators can be applied to integer values (int, long, possibly short and byte or char). In some languages, applying the shift operators to any datatype smaller than int automatically resizes the operand to be a...
CPU acceleration status: UT feature disabled in BIOS/UEFI - App Invent...
安卓模拟器启动报错：
CPU acceleration status: UT feature disabled in BIOS/UEFI
86_64仿真当前需要硬件加速CPU加速状态：在BIOS/UEFI中禁用了UT功能
需要在主板中开启硬件加速功能，具体如何开启待整理，或者可以直接问问 deepseek...
Difference between a “coroutine” and a “thread”?
...the baton among each other more fluidly).
Threads are (at least conceptually) a form of concurrent processing: multiple threads may be executing at any given time. (Traditionally, on single-CPU, single-core machines, that concurrency was simulated with some help from the OS -- nowadays, since so...