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Does PostgreSQL support “accent insensitive” collations?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
C++对象布局及多态探索之菱形结构虚继承 - C/C++ - 清泛网 - 专注C/C++及内核技术
...到子类的成员变量。
01 00426C00 push ebp
02 00426C01 mov ebp,esp
03 00426C03 sub esp,0CCh
04 00426C09 push ebx
05 00426C0A push esi
06 00426C0B push edi
07 00426C0C push ecx
08 00426C0D lea edi,[ebp+FFFFFF34h]
09 00426C13 mov ecx,33h
10 00426C18 mov eax,0CCCCCCCCh
11 ...
When should the volatile keyword be used in C#?
...es before and after reads and
writes may be observed to be ordered with respect to each other.
Certain operations such as creating a new thread, entering a lock, or
using one of the Interlocked family of methods introduce stronger
guarantees about observation of ordering. If you want more de...
How to find the statistical mode?
...ered Dec 14 '12 at 8:00
Rasmus BååthRasmus Bååth
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Improving bulk insert performance in Entity framework [duplicate]
... answered Nov 6 '13 at 12:21
Måns TånnerydMåns Tånneryd
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In C# check that filename is *possibly* valid (not that it exists) [duplicate]
... edited Apr 30 '17 at 0:51
buræquete
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answered Jan 7 '09 at 21:11
...
How exactly does the callstack work?
...standing of how the low level operations of programming languages work and especially how they interact with the OS/CPU. I've probably read every answer in every stack/heap related thread here on Stack Overflow, and they are all brilliant. But there is still one thing that I didn't fully understand...
Is there any overhead to declaring a variable within a loop? (C++)
...0) { var = 4; } }
gcc -S 1.c
1.s:
_main:
pushl %ebp
movl %esp, %ebp
subl $24, %esp
movl $0, -16(%ebp)
jmp L2
L3:
movl $4, -12(%ebp)
L2:
cmpl $99, -16(%ebp)
jle L3
leave
ret
2.c
main() { while(int i < 100) { int var = 4; } }
gcc -S ...
What is the purpose of the EBP frame pointer register?
...ocal variable or an argument is at with a single constant offset. Although ESP's value changes over the course of execution, EBP remains the same making it possible to reach the same variable at the same offset (such as first parameter will always be at EBP+8 while ESP offsets can change significant...
How to add a button to UINavigationBar?
...Button buttonWithType:UIButtonTypeCustom];
button.frame = CGRectMake(0, 0, 32, 32);
[button setImage:[UIImage imageNamed:@"settings_b.png"] forState:UIControlStateNormal];
[button addTarget:self action:@selector(openView) forControlEvents:UIControlEventTouchUpInside];
UIBarButtonItem *barButton=[[U...