大约有 23,000 项符合查询结果(耗时:0.0245秒) [XML]

https://www.fun123.cn/reference/other/vr.html 

使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网

...可以虚拟游览国家、博物馆,甚至探索水下。结合适当的声音伴奏,这试图使虚拟游览尽可能接近现实。 以下是演示在智能手机上的显示方式,显示了火星探测器拍摄的一幅全景图,以及从秘鲁遗址马丘比丘拍摄的另一幅全景...
https://stackoverflow.com/ques... 

Different floating point result with optimization enabled - compiler bug?

...finite precision, or if you were working with a device that used a decimal-based rather than binary-based floating point representation. But, you aren't. Most computers use the binary IEEE floating point standard. As Maxim Yegorushkin already noted in his answer, part of the problem is that intern...
https://stackoverflow.com/ques... 

Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu

...it version of Ubuntu 10.10 and trying to cross compile to a 64 bit target. Based on my research, I have installed the g++-multilib package. ...
https://stackoverflow.com/ques... 

Swift Beta performance: sorting arrays

... static const uint64_t NANOS_PER_SEC = 1000ULL * NANOS_PER_MSEC; mach_timebase_info_data_t timebase_info; uint64_t abs_to_nanos(uint64_t abs) { if ( timebase_info.denom == 0 ) { (void)mach_timebase_info(&timebase_info); } return abs * timebase_info.numer / timebase_info.de...
https://stackoverflow.com/ques... 

Simplest two-way encryption using PHP

... Since PHP 7 the mcrypt function is remove from php codebase. So when using the latest version of php (which should be standard) you are not able to use this deprecated function anymore. – Alexander Behling Sep 12 '19 at 13:09 ...
https://stackoverflow.com/ques... 

64-bit version of Boost for 64-bit windows

... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers. Draft saved Draft discarded ...
https://stackoverflow.com/ques... 

Can't start Eclipse - Java was started but returned exit code=13

... Your version of Eclipse is 64-bit, based on the paths and filenames. However, the version of Java that it's picking up is 32-bit, as indicated by where it is coming from, on this line: -vm C:\Program Files (x86)\Java\jre7\bin\javaw.exe Program Files (x86) i...
https://stackoverflow.com/ques... 

Conditionally use 32/64 bit reference when building in Visual Studio

...d script that copies apropriate DLLs (x86/x64) into the referenced folder, based on $(PlatformName). xcopy /s /e /y "$(SolutionDir)..\component\v3_NET4\$(PlatformName)\*" "$(SolutionDir)..\component\v3_NET4" Works for me. ...
https://stackoverflow.com/ques... 

Hexadecimal To Decimal in Shell Script

... external program: With bash: $ echo $((16#FF)) 255 with bc: $ echo "ibase=16; FF" | bc 255 with perl: $ perl -le 'print hex("FF");' 255 with printf : $ printf "%d\n" 0xFF 255 with python: $ python -c 'print(int("FF", 16))' 255 with ruby: $ ruby -e 'p "FF".to_i(16)' 255 with node....
https://stackoverflow.com/ques... 

Why do 64-bit DLLs go to System32 and 32-bit DLLs to SysWoW64 on 64-bit Windows?

...he path to the system folder. Instead, let Windows take care of it for you based on whether or not your installer is running on the emulation layer. share | improve this answer | ...