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What does an exclamation mark mean in the Swift language?
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Ben GottliebBen Gottlieb
83.9k2222 gold badges171171 silver badges170170 bronze badges
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Objective-C categories in static library
...o additional
object code loaded into the
application), it will allow the
successful creation of effective
Objective-C static libraries that
contain categories on existing
classes.
and there is also recommendation in iPhone Development FAQ:
How do I link all the Objective-C
classes in a static libr...
Git-Based Source Control in the Enterprise: Suggested Tools and Practices?
... coverage, Q&A (repos on their own)
If a feature is completed and has acceptable quality it is merged into the trunk (Reverse Integrate)
As you can see, having each of these repositories live on their own you can decouple different teams advancing at different paces. Also the possibility to im...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
...y puny test cases, you are Stop at 0x0013f3: (106) Invalid instruction 0x00dd
printf crashes. "O_O"
gcc 4.4@x86_64-suse-linux
We like to think that:
..05 int has the size of pointers
but 'sizeof(int)==sizeof(void*)' is false.
..08 overshifting is okay
but '(1<<bits_per_int)==0' is false....
Timer function to provide time in nano seconds using C++
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83
What others have posted about running the function repeatedly in a loop is correct.
For Linux ...
Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
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83
TL;DR
a) the method/function only reads the array argument => implicit (internal) reference...
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
...ly from gcc-4.6.4 -Os (executes in 0.709 secs):
00000000004004d2 <_ZL3addRKiS0_.isra.0>:
4004d2: 8d 04 37 lea eax,[rdi+rsi*1]
4004d5: c3 ret
00000000004004d6 <_ZL4workii>:
4004d6: 41 55 push r13
4004d8...
Maintain the aspect ratio of a div with CSS
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Web_DesignerWeb_Designer
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正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...六进制代码为nnnn的字符
\cN
ASCII控制字符。比如\cC代表Ctrl+C
\A
字符串开头(类似^，但不受处理多行选项的影响)
\Z
字符串结尾或行尾(不受处理多行选项的影响)
\z
字符串结尾(类似$，但不受处理多行...
How do function pointers in C work?
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Yuval AdamYuval Adam
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