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Is there a way to detect if an image is blurry?

... answered Oct 14 '11 at 10:01 Simon BergotSimon Bergot 9,08866 gold badges3131 silver badges5353 bronze badges ...
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Pandas: drop a level from a multi-level column index?

...pd.DataFrame([[1,2], [3,4]], columns=cols) >>> df a b c 0 1 2 1 3 4 [2 rows x 2 columns] >>> df.columns = df.columns.droplevel() >>> df b c 0 1 2 1 3 4 [2 rows x 2 columns] ...
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Detect if Visual C++ Redistributable for Visual Studio 2012 is installed

How to detect if Visual C++ Redistributable for Visual Studio 2012 is installed? 20 Answers ...
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Win32 创建控件风格不是Win XP的解决方案 - C/C++ - 清泛网 - 专注C/C++及内核技术

...teWindowEx创建出来的控件的风格不像XP风格,而是像Windows 2000...有时候我有在用Win32 API来向窗体上添加控件时,通过CreateWindow或CreateWindowEx创建出来的控件的风格不像XP风格,而是像Windows 2000的风格,界面很难看。注意,是动态调...
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MongoDB sort排序、index索引教程 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...果。 实例 col 集合中的数据如下: { "_id" : ObjectId("56066542ade2f21f36b0313a"), "title" : "PHP 教程", "description" : "PHP 是一种创建动态交互性站点的强有力的服务器端脚本语言。", "by" : "菜鸟教程", "url" : "https://www.tsingfun.com", "tags" : [ "php"...
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防挂马:apache禁止访问文件或目录执行权限、禁止运行脚本PHP文件的设置方...

...权限的目录路径,例如:D:/piaoyun.cc/upload"> ErrorDocument 404 /404/404.html ErrorDocument 403 /404/403.html <FilesMatch "\.(?i:php|php3|php4)$"> // ?是尽可能多的匹配.php的字符串,i是不区分大小写,然后冒号后面跟上正则表达式,也可以写成:<FilesMat...
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window+nginx+php-cgi的php-cgi线程/子进程问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...+php-cgi的php-cgi线程/子进程问题见bbshttp: bbs csdn net topics 390803643 close正常的配置情况下,window的php-cgi是不会出现多线程 子进程的,例如以下配置fastcgi_pass 见bbs http://bbs.csdn.net/topics/390803643/close 正常的配置情况下,window的php-cgi是...
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“f” after number

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Algorithm for Determining Tic Tac Toe Game Over

...; //check end conditions //check col for(int i = 0; i &lt; n; i++){ if(board[x][i] != s) break; if(i == n-1){ //report win for s } } //check row for(int i = 0; i &lt; n; i++){ ...
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Fetch frame count with ffmpeg

...below. ffprobe: Query the container ffprobe -v error -select_streams v:0 -show_entries stream=nb_frames -of default=nokey=1:noprint_wrappers=1 input.mp4 This is a fast method. Not all formats (such as Matroska) will report the number of frames resulting in the output of N/A. See the other met...