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Python OpenCV2 (cv2) wrapper to get image size?
... width, channels = img.shape
>>> print height, width, channels
600 800 3
In case you were working with binary images, img will have two dimensions, and therefore you must change the code to: height, width = img.shape
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What exactly is a Maven Snapshot and why do we need it?
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1044
A snapshot version in Maven is one that has not been released.
The idea is that before a 1.0 ...
Delete all data in SQL Server database
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10 Answers
10
Active
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Python group by
Assume that I have a set of data pair where index 0 is the value and index 1 is the type:
6 Answers
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Drop multiple tables in one shot in mysql
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Leniel MaccaferriLeniel Maccaferri
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Using jQuery how to get click coordinates on the target element
...pi.jquery.com/position/
HTML
<body>
<div id="A" style="left:100px;"> Default <br /> mouse<br/>position </div>
<div id="B" style="left:300px;"> offset() <br /> mouse<br/>position </div>
<div id="C" style="left:500px;"> positi...
Why is \r a newline for Vim?
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iconoclast
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answered Sep 16 '08 at 15:16
pjzpjz
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How can I make gdb save the command history?
...t answer: echo 'set history save on' >> ~/.gdbinit && chmod 600 ~/.gdbinit
Long answer:
Command history is covered in the GDB manual, 22.3 Command History. Create a file $HOME/.gdbinit, change its permissions to 0600, and add the following content:
set history save on
You can se...
Gradient of n colors ranging from color 1 and color 2
...friend here:
colfunc <- colorRampPalette(c("black", "white"))
colfunc(10)
# [1] "#000000" "#1C1C1C" "#383838" "#555555" "#717171" "#8D8D8D" "#AAAAAA"
# [8] "#C6C6C6" "#E2E2E2" "#FFFFFF"
And just to show it works:
plot(rep(1,10),col=colfunc(10),pch=19,cex=3)
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获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
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偏移量
字段描述
必须 的 ？
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启动文件系统载入器 (loader)的 汇编代码 (即转到 loader 的起始位置 )
不
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操作系统名称 ( ASCII 形式 )
不
11-12
磁盘扇...