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What is the best way to detect a mobile device?

...: In CSS file: /* Smartphones ----------- */ @media only screen and (max-width: 760px) { #some-element { display: none; } } In jQuery/JavaScript file: $( document ).ready(function() { var is_mobile = false; if( $('#some-element').css('display')=='none') { is_mobile = ...
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How to convert existing non-empty directory into a Git working directory and push files to a remote

...ial way but it works well. Suppose you have a project named "XYZ" on your PC. Now you want to make a git repo of this project on github and use its functionalities. Step 1: go to "www.github.com" Step 2: create a repository with a "README.md" file (name it as you like it) Step 3: clone the repos...
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How to stop mongo DB in one command

... to have a .bat start C:\mongodb\bin\mongod.exe --config C:\net2\primary1-pc\mongod.cfg start C:\mongodb\bin\mongod.exe --config C:\net2\secondary1-pc\mongod.cfg ... and then have shutdown.bat C:\mongodb\bin\mongo.exe --eval "db.getSiblingDB('admin').shutdownServer()" --port 27017 C:\mongodb\bi...
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Timer function to provide time in nano seconds using C++

... windows you want to use the QueryPerformanceCounter. And here is more on QPC Apparently there is a known issue with QPC on some chipsets, so you may want to make sure you do not have those chipset. Additionally some dual core AMDs may also cause a problem. See the second post by sebbbi, where he s...
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二维码的生成细节原理 - 更多技术 - 清泛网 - 专注C/C++内核技术

二维码的生成细节原理二维码又称QR Code,QR全称Quick Response,是一个近几年来移动设备上超流行的一种编码方式,它比传统的Bar Code条形码能存更多的信息,...二维码又称QR Code,QR全称Quick Response,是一个近几年来移动设备上超...
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Useful GCC flags for C

...olation 1 (check/write): time=1280862302.170759 ptr=0x7fff96eb3d00 size=44 pc=0x7f3a575503c1 location=`mf.c:4:2 (main)' /usr/lib/libmudflap.so.0(__mf_check+0x41) [0x7f3a575503c1] ./a.out(main+0x90) [0x400a54] /lib/libc.so.6(__libc_start_main+0xfd) [0x7f3a571e2c4d] Nearby object 1: ...
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Export a stash to another computer

...s: git commit -a then add it as a remote on computer 2: git remote add pc1 user@computer1:/path/to/repo now you can retrieve the remote information using git fetch pc1 now you can import the commit in the way you want; using git cherry-pick, git rebase or whatever you like... If you want it...
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LINGO使用指南.doc - 脚本技术 - 清泛IT论坛,有思想、有深度

LINGO是用来求解线性和非线性优化问题的简易工具。LINGO内置了一种建立最优化模型的语言,可以简便地表达大规模问题,利用LINGO高效的求解器可快速求解并分析结果。 §1  LINGO快速入门当你在windows下开始运行LINGO系统时...
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解决Fla文件编译SWF后体积过大 - 建站技术 - 清泛IT论坛,有思想、有深度

问题表现:我现在有一个以前用FLASH6写的FLA文件,当时用FLASH6编译只有76K这么点,可现在用了FLASH8以后发布出来的SWF文件竟然有5M多!问题症结:fla文件中某动态文本框字体嵌入属性被打开。这种编译后swf变很大的情况,往往是嵌了...
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warning C4996 - c++1y / stl - 清泛IT社区,为创新赋能!

...可能会产生诸如内存泄露、缓冲区溢出、非法访问等安全问题。这些函数如:strcpy、strcat等。对于这些问题,VC2005建议使用这些函数的更高级的安全版本,即在这些函数名后面加了一个_s的函数。这些安全版本函数使用起来更有...