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新闻传播中如何让沉默的数据说话 - 资讯 - 清泛网 - 专注C/C++及内核技术
...后是不是有严重的安全责任，甚至是腐败问题；对于一些专业人士而言，可能还存在着危险品的安全管理、相关部门的职责划分、相关法律制度的执行是否到位等问题。针对这些特定的受众群存在的不同的关切点，媒体人可以进...
FFmpeg: How to split video efficiently?
...HD file, after a few runs & a little maths.
Two commands SD 0m53.94 #2 wins
One command SD 0m49.63
Two commands SD 0m55.00
One command SD 0m52.26 #1 wins
Two commands SD 0m58.60 #2 wins
One command SD 0m58.61
Two commands SD 0m54.60
One command SD 0m50.51 #1 wins
Two command...
PHP script - detect whether running under linux or Windows?
I have a PHP script that may be placed on a windows system or a linux system. I need to run different commands in either case.
...
difference between #if defined(WIN32) and #ifdef(WIN32)
...ME) can do compound conditionals.
For example in your case:
#if defined(WIN32) && !defined(UNIX)
/* Do windows stuff */
#elif defined(UNIX) && !defined(WIN32)
/* Do linux stuff */
#else
/* Error, both can't be defined or undefined same time */
#endif
...
How do I check OS with a preprocessor directive?
...ist of checks. Here are a few of them, with links to where they're found:
Windows
_WIN32 Both 32 bit and 64 bit
_WIN64 64 bit only
Unix (Linux, *BSD, Mac OS X)
See this related question on some of the pitfalls of using this check.
unix
__unix
__unix__
Mac OS X
__APPLE__
__MACH__
Bo...
比起创业孵化器 双创中国更急需的是创业教育 - 资讯 - 清泛网 - 专注C/C++...
...，但往往是人们自由选择的产物，从某种意义上说是一群专业人士的而非全民的，非业务因素掺杂得较少。正因如此，Facebook创始人、Airbnb创始人等硅谷创业领袖，都会抽出时间到行业人群中进行交流和分享。
而在中国，创业...
ImportError: no module named win32api
I am using Python 2.7 and I want to use pywin32-214 on Windows 7 . I installed pywin32-214 by using the msi installer. But when I import win32api in my Python script, it throws the error:
...
Python, Unicode, and the Windows console
When I try to print a Unicode string in a Windows console, I get a UnicodeEncodeError: 'charmap' codec can't encode character .... error. I assume this is because the Windows console does not accept Unicode-only characters. What's the best way around this? Is there any way I can make Python autom...
Wi-Fi 是什么的缩写 - 程序人生、谈天论地 - 清泛IT论坛，有思想、有深度
...任，因此他们认为需要一个朗朗上口的名字来代替拗口的专业术语（呃…什么？802.11b 直接序列扩频？那是什么东西…），以便这个概念能更好地在民间扩散。这时候，上图中出镜的联盟创始人之一 Phil Belanger，提议去找品牌咨...
App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 - App Invent...
...s/assigned-numbers/。
点此自助购买 以上演示的aia源码。BLE专业文档更多关于BLE更深入的技术原理介绍，请参考BLE技术揭秘。
最后做个推广即日起，开通App Inventor 2 中文网VIP会员，半年卡即包邮赠送本文实验同款BLE蓝牙硬件一个...