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What is the iBeacon Bluetooth Profile
...pec v4, Vol 3, Part C, 11
Vol 3, Part C, 18.1
Vol 3, Part C, 18.11
https://www.bluetooth.org/en-us/specification/assigned-numbers/company-identifiers
Vol 3, Part C, 18.2
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ThreadXxx.cc:100: error: ‘::pthread_kill’ has not been declared - c+...
#include <pthread.h>
#include <signal.h>
除了pthread.h外，还要引入signal.h头文件才行，解决。
XXX.cc:100: error: ‘::strerror’ has not been declared - c++1y / stl - 清泛IT社区，为创新赋能！
#include <string.h> 解决。
Makefiles with source files in different directories
...w the "right way" of doing things instead of ways that "just work" or are accepted as standard.
– tjklemz
Mar 22 '13 at 18:55
3
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Switching between GCC and Clang/LLVM using CMake
... built using CMake and I'd like to be able to easily switch between using GCC or Clang/LLVM to compile them. I believe (please correct me if I'm mistaken!) that to use Clang I need to set the following:
...
“VT-x is not available” when i start my Virtual machine [closed]
...Here you can find Hardware-Assisted Virtualization Detection Tool ( http://www.microsoft.com/downloads/en/details.aspx?FamilyID=0ee2a17f-8538-4619-8d1c-05d27e11adb2&displaylang=en) which will tell you if your hardware supports VT-x.
Alternatively you can find your processor here: http://ark.int...
逆向工程——二进制炸弹(CSAPP Project) - 操作系统(内核) - 清泛网 - 专注...
...较明显的switch语句块了，最主要的一个线索就是jmp *0x80496cc(, %eax, 4)，根据地址0x80496cc + 4%eax中值确定跳转地址，也就是说跳转表存在0x80496cc ~ 0x80496cc + 4 * 7 的地址段中。
于是，将这个跳转表打印如下，就可以很清晰的得到2中的...
How can you speed up Eclipse?
...
The three most influential factors for Eclipse speed are:
Using the latest version of Eclipse (2020-06 as on 26 June 2020)
Note that David Balažic's comment (July 2014) contradicts that criteria which was working six years ago:
...
What is the difference between g++ and gcc?
...cc. see Using the GNU Compiler Collection (GCC)
For example, the Ubuntu 16.04 and 18.04 man g++ command returns the GCC(1) manual page.
The Ubuntu 16.04 and 18.04 man gcc states that ...
g++ accepts mostly the same options as gcc
and that the default ...
... use of gcc does not add the C++ librar...
Split (explode) pandas dataframe string entry to separate rows
...]:
aaa myid num text
0 10 1 [1, 2, 3] [aa, bb, cc]
1 11 2 [] []
2 12 3 [1, 2] [cc, dd]
3 13 4 [] []
In [135]: explode(df, ['num','text'], fill_value='')
Out[135]:
aaa myid num text
0 10 1 1 aa...