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C++ Build Systems - What to use? [closed]
...er code generation to trigger a re-cmake, etc. See: javaglue.com/javaglue.html#tag:JavaGlue and code.google.com/p/javaglue
– sdw
Jun 18 '13 at 2:28
3
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正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...更复杂的例子：(?<=<(\w+)>).*(?=<\/\1>)匹配不包含属性的简单HTML标签内里的内容。(?<=<(\w+)>)指定了这样的前缀：被尖括号括起来的单词(比如可能是<b>)，然后是.*(任意的字符串),最后是一个后缀(?=<\/\1>)。注意后缀里的\/，它用到了前...
Java resource as file
...re:
http://www.javaworld.com/javaworld/javaqa/2003-08/01-qa-0808-property.html
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Drawing an image from a data URL to a canvas
...e:
var img = new Image;
img.src = strDataURI;
The drawImage() method of HTML5 Canvas Context lets you copy all or a portion of an image (or canvas, or video) onto a canvas.
You might use it like so:
var myCanvas = document.getElementById('my_canvas_id');
var ctx = myCanvas.getContext('2d');
var...
How to set cookie in node js using express framework?
...cookie:
res.cookie('cookie', 'monster')
https://expressjs.com/en/4x/api.html#res.cookie
Read a cookie:
(using cookie-parser middleware)
req.cookies['cookie']
https://expressjs.com/en/4x/api.html#req.cookies
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How to use ADB to send touch events to device using sendevent command?
...o can be found at:
https://source.android.com/devices/input/touch-devices.html
http://source.android.com/devices/input/getevent.html
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Matplotlib discrete colorbar
...lotlib - see contour_demo.py and
http://matplotlib.sf.net/matplotlib.pylab.html#-contour.
"""
from pylab import *
delta = 0.01
x = arange(-3.0, 3.0, delta)
y = arange(-3.0, 3.0, delta)
X,Y = meshgrid(x, y)
Z1 = bivariate_normal(X, Y, 1.0, 1.0, 0.0, 0.0)
Z2 = bivariate_normal(X, Y, 1.5, 0.5, 1, 1)...
java SSL and cert keystore
...Password Refer docs.oracle.com/javadb/10.8.3.0/adminguide/cadminsslclient.html
– Kingsly
Feb 27 '19 at 21:42
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Creating an empty Pandas DataFrame, then filling it?
... DataFrame docs here: http://pandas.pydata.org/pandas-docs/stable/dsintro.html
5 Answers
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UnboundLocalError on local variable when reassigned after first use
...
Here are two links that may help
1: docs.python.org/3.1/faq/programming.html?highlight=nonlocal#why-am-i-getting-an-unboundlocalerror-when-the-variable-has-a-value
2: docs.python.org/3.1/faq/programming.html?highlight=nonlocal#how-do-i-write-a-function-with-output-parameters-call-by-reference
l...