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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an
...ons of the i386 System V ABI (used on Linux) require 16-byte alignment of %esp before a call, like the x86-64 System V ABI has always required. Callees are allowed to assume that and use SSE 16-byte loads/stores that fault on unaligned. But historically, Linux only required 4-byte stack alignment,...
Explain the concept of a stack frame in a nutshell
... stack is composed of 1 or many several stack frames. Each stack frame corresponds to a call to a function or procedure which has not yet terminated with a return.
To use a stack frame, a thread keeps two pointers, one is called the Stack Pointer (SP), and the other is called the Frame Pointer (FP...
How to recognize USB devices in Virtualbox running on a Linux host? [closed]
...
I had a similar problem trying to connect my ESP8266 and ESP32 to a VirtualBox, this worked for me, thanks all. 1) sudo adduser $USER vboxusers 2) VirtualBox 6.1.6 Oracle VM ...
CoInitialize浅析一 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...69B2A26 push ebp
769B2A27 mov ebp, esp
769B2A29 push 2 ; dwCoInit
769B2A2B push [ebp+8] ; pvReserved
769B2A2E call _CoInitializeEx@8 ; CoInitializeEx(x,x)
769B2A33 pop ...
How can I see the assembly code for a C++ program?
...bp) #, readme
movl -16(%ebp), %eax # pid, pid
movl %eax, 4(%esp) # pid,
movl $.LC0, (%esp) #,
call printf #
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f...
What does 'foo' really mean?
...vity:
Used very generally as a sample name for absolutely anything, esp.
programs and files (esp. scratch files).
First on the standard list of metasyntactic variables used in
syntax examples (bar, baz, qux, quux, corge, grault, garply,
waldo, fred, plugh, xyzzy, thud). [JARGON]...
全球首例3D彩色全息图面世 VR技术再获重大突破 - 资讯 - 清泛网 - 专注C/C+...
...从亚马逊的专利图片判断，亚马逊旗下公司将采用类似的摄像机与投影仪组合，这套系统将追踪用户的手势。2016年CES展将于1月6日开幕，CES 2016大部分新产品都以虚拟现实、可穿戴设备等新技术为主，据悉，包括HTC Vive(搭配半条...
App Inventor 2 自定义拍照及录像媒体文件的路径，进行目录规整 · App Inventor 2 中文网
...拍照的照片规整。
video_path.aia
照相机 + 摄像机 路径规整
原价￥69，现价非会员价格￥39，会员价￥15.9。
测试通过，包售后技术支持。可自动按界面指定文件夹将拍照的照片以及录制的视频进行规整。
...
HTML-parser on Node.js [closed]
... processing HTML without overhead of creating DOM.
– esp
Apr 20 '13 at 18:19
@esp Thanks, Before I thought it was non-...
The difference between fork(), vfork(), exec() and clone()
...nkage int sys_fork(struct pt_regs regs)
{
return do_fork(SIGCHLD, regs.esp, &regs, 0);
}
asmlinkage int sys_clone(struct pt_regs regs)
{
unsigned long clone_flags;
unsigned long newsp;
clone_flags = regs.ebx;
newsp = regs.ecx;
if (!newsp)
newsp = regs.esp;
r...