大约有 2,500 项符合查询结果（耗时：0.0197秒） [XML]
mqtt协议一般最大支持订阅几个主题？ - 创客硬件开发 - 清泛IT社区，为创新赋能！
...他相关状态。超过限制可能导致客户端崩溃或订阅失败。PC/服务器端客户端： 这类客户端资源充足，通常可以轻松处理成千上万个订阅，其限制主要来自于与之连接的Broker端。
3. 系统资源无论Broker还是Client，订阅主题都会消耗...
Service Temporarily Unavailable Magento?
My application was working fine yesterday. I started my PC today. When I tried to start Magento I got this error message.
1...
Android SDK location
...e Android SDK Location. I have previously had Xamarin Studio working on my pc, and for some reason, I need to enter this again.
...
Learning assembly [closed]
... You don't understand assembly. You need to understand it. An opcode is a number. Debuggers will attempt to resolve opcodes to their instructions (sometimes its hard). You need to understand the basic instructions. Learning MASM will help you do this. No more needs to be said.
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How to get the current date without the time?
...wered Oct 25 '13 at 16:07
Moory PcMoory Pc
7641212 silver badges1111 bronze badges
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What exactly is a C pointer if not a memory address?
... 1 = 1? (little-endian) or 65536 = 1? (big-endian). But on my 64-bit Linux PC with GCC 4.4:
$ c99 -O2 -Wall a.c && ./a.out
a.c: In function ‘main’:
a.c:6: warning: dereferencing pointer ‘p’ does break strict-aliasing rules
a.c:5: note: initialized from here
0 = 1?
GCC is kind eno...
“VT-x is not available” when i start my Virtual machine [closed]
...
VT-x can normally be disabled/enabled in your BIOS.
When your PC is just starting up you should press DEL (or something) to get to the BIOS settings. There you'll find an option to enable VT-technology (or something).
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大数据能否拯救中国足球？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...体大师’、‘实时球市APP’、‘创冰DATA’PC端网页和实时数据游戏在内的五大产品线。在中国足球快速发展的大时代下，创冰科技以其自身独有的优势在体育产业应用场景和商业价值上开创了新的版块。”
2014年1...
How to install the Raspberry Pi cross compiler on my Linux host machine?
...ian-linux/.b
uild/src/gcc-linaro-4.7-2012.08/configure --build=i686-build_pc-linux-gnu --host=i686-build_pc-
linux-gnu --target=arm-linux-gnueabihf --prefix=/cbuild/slaves/oort61/crosstool-ng/builds/arm-l
inux-gnueabihf-raspbian-linux/install --with-sysroot=/cbuild/slaves/oort61/crosstool-ng/buil...
How do I move the turtle in LOGO? [closed]
...ear screen
NOWRAP - Prevent drawings from wrapping around screen
PENCOLOR [PC] - Change pen color
PENDOWN [PD] - Turtle leaves trail
PENUP [PU] - Turtle ceases to leave trail
RIGHT ## [RT] - Turn turtle right
SETHEADING [SETH] - Set turtle heading, e.g. SETH 180
SETSHAPE - Set the current sprite sha...