大约有 5,400 项符合查询结果（耗时：0.0237秒） [XML]
How to identify platform/compiler from preprocessor macros?
...
__MINGW64__ is also available when one uses mingw64
– scones
Jun 7 '14 at 11:40
2
...
Suppress warning CS1998: This async method lacks 'await'
...C
.NET Core SDK=2.1.2
[Host] : .NET Core 2.0.3 (Framework 4.6.25815.02), 64bit RyuJIT
Clr : .NET Framework 4.7 (CLR 4.0.30319.42000), 64bit RyuJIT-v4.7.2600.0
Core : .NET Core 2.0.3 (Framework 4.6.25815.02), 64bit RyuJIT
Method | Job | Runtime | Mean | Error | ...
Beyond Stack Sampling: C++ Profilers
...Rosenfield
347k9090 gold badges477477 silver badges564564 bronze badges
...
What killed my process and why?
...ernel: Node 0 DMA: 17*4kB (UEM) 22*8kB (UEM) 15*16kB (UEM) 12*32kB (UEM) 8*64kB (E) 9*128kB (UEM) 2*256kB (UE) 3*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 4580kB
Jul 20 11:05:00 someapp kernel: Node 0 DMA32: 216*4kB (UE) 601*8kB (UE) 448*16kB (UE) 311*32kB (UEM) 135*64kB (UEM) 74*128kB (UEM) 5*256kB (...
Lazy Method for Reading Big File in Python?
...
If your computer, OS and python are 64-bit, then you can use the mmap module to map the contents of the file into memory and access it with indices and slices. Here an example from the documentation:
import mmap
with open("hello.txt", "r+") as f:
# memory-...
Overflow Scroll css is not working in the div
... Bizău
87.2k6969 gold badges240240 silver badges406406 bronze badges
9
...
Difference between decimal, float and double in .NET?
...
Another difference: float 32-bit; double 64-bit; and decimal 128-bit.
– David
Aug 29 '16 at 15:08
|
show 9...
UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationCont
...y after iOS 7. The table view may already have contentOffset, usually (0, -64).
So the right way to show refreshControl after programmingly begin refreshing is adding refreshControl's height to existing contentOffset.
[self.refreshControl beginRefreshing];
[self.tableView setContentOffset:CGPoin...
How do I list the symbols in a .so file
...l for demangling C++):
$ objdump -TC libz.so
libz.so: file format elf64-x86-64
DYNAMIC SYMBOL TABLE:
0000000000002010 l d .init 0000000000000000 .init
0000000000000000 DF *UND* 0000000000000000 GLIBC_2.2.5 free
0000000000000000 DF *UND* 0000000000000000 GLIBC_2...
Error: free(): invalid next size (fast):
...** or even void**
then you will need to consider word size (8 bytes in a 64-bit system, 4 bytes in a 32-bit system) when allocating space for n pointers. The size of a pointer is the same of your word size.
So while you may wish to allocate space for n pointers, you are actually going to need n ...