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C语言结构体里的成员数组和指针 - c++1y / stl - 清泛IT社区，为创新赋能！
...我们需要知道——所谓变量，其实是内存地址的一个抽像名字罢了。在静态编译的程序中，所有的变量名都会在编译时被转成内存地址。机器是不知道我们取的名字的，只知道地址。所以有了——栈内存区，堆内存区，静态内存...
Emacs in Windows
...emacs/windows folder. You want the file that is named emacs-xx.x-bin-i686-pc-mingw32.zip.
There are some great instructions for configuring emacs for windows here. Basically, "installation" boils down to:
Download emacs from a gnu mirror at emacs/windows/emacs-version-bin-i686-pc-mingw32.zip, a...
Static Vs. Dynamic Binding in Java
...ass test1 {
public static void main(String args[]) {
parent pc = new child();
pc.start();
}
}
class parent {
static public void start() {
System.out.println("Inside start method of parent");
}
}
class child extends parent {
static public void start...
Is “IF” expensive?
...omething typically called the instruction pointer (IP) or program counter (PC); these terms are synonymous, but different terms are used with different architectures. For most instructions, the PC of the next instruction is just the current PC plus the length of the current instruction. For most R...
How to make the hardware beep sound in Mac OS X 10.6
...unctionality you're thinking of is an artifact of very old (pre-1990s) IBM PC-compatible hardware. Before most computers had sound cards, most machines had a small speaker or piezo buzzer connected to one of the channels of a timer chip. This could be used to generate simple tones or beeps. Even aft...
What is the advantage of GCC's __builtin_expect in if else statements?
...0 00 00 callq b <main+0xb>
7: R_X86_64_PC32 time-0x4
b: 48 85 c0 test %rax,%rax
e: 75 0a jne 1a <main+0x1a>
10: bf 00 00 00 00 mov $0x0,%edi
11: R_X86_64_3...
“Unresolved inclusion” error with Eclipse CDT for C standard library headers
...at seems to work for me.
include paths for c:
D:\dev\cygwin\lib\gcc\i686-pc-cygwin\3.4.4\include
D:\dev\cygwin\usr\include
include paths for c++:
D:\dev\cygwin\lib\gcc\i686-pc-cygwin\3.4.4\include
D:\dev\cygwin\lib\gcc\i686-pc-cygwin\3.4.4\include\c++
D:\dev\cygwin\usr\include
this gets me a ...
What is the list of possible values for navigator.platform as of today? [closed]
...imulator shipped with Xcode
Macintosh
MacIntel: Intel processor (2005)
MacPPC: PowerPC processor
Mac68K: 68000 processor
Pike v7.6 release 92: Opera Mini 5 on any iPhone (2009)
Pike v7.8 release 517: Opera Mini 7 on any iPhone (2012)
BlackBerry
BlackBerry (2003)
FreeBSD
FreeBSD
FreeBSD i386: x86...
Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...jdump 的反汇编结果在没有调试符号的情况下，不显示API的名字。下一步API调用手工的加上。
我们打开iat.txt文件，把disasm.txt文件中的地址全部转换成函数名，例如：
代码:
8048979: 68 00 00 00 00 push $0x0
804897e: ...
What are “connecting characters” in Java identifiers?
...s used to connect words.
http://www.fileformat.info/info/unicode/category/Pc/list.htm
U+005F _ LOW LINE
U+203F ‿ UNDERTIE
U+2040 ⁀ CHARACTER TIE
U+2054 ⁔ INVERTED UNDERTIE
U+FE33 ︳ PRESENTATION FORM FOR VERTICAL LOW LINE
U+FE34 ︴ PRESENTATION FORM FOR VERTICAL WAVY LOW LINE
U+FE4D ﹍ DA...