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how to change any data type into a string in python
...yvariable) - it often returns information about class type, memory address etc. It's more useful for debugging. Use str(myvariable) for conversion to string and unicode(variable) for conversion to unicode.
– Abgan
Jul 8 '10 at 14:29
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How does __proto__ differ from constructor.prototype?
...hat is function Empty() {} you refer to being equal to Function.prototype, etc?, what is the code you used in chrome console?
– drodsou
Jul 28 '12 at 18:32
2
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How do I replace whitespaces with underscore?
...L-hostile characters like question marks, apostrophes, exclamation points, etc.
Also note that the general consensus among SEO experts is that dashes are preferred to underscores in URLs.
import re
def urlify(s):
# Remove all non-word characters (everything except numbers and letters)
...
How to turn off INFO logging in Spark?
...rk 1.5. RHEL 6. CDH 5.5. Tried creating new file /opt/cloudera/parcels/CDH/etc/spark/conf.dist/log4j.properties and changing like explained above. And also tried editing existing file /etc/spark/conf/log4j.properties. No effect for pyspark shell nor for pyspark-shell.
– Tagar
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Saving interactive Matplotlib figures
...'FigureObject.fig.pickle', 'rb'))
figx.show() # Show the figure, edit it, etc.!
You can even extract the data from the plots:
data = figx.axes[0].lines[0].get_data()
(It works for lines, pcolor & imshow - pcolormesh works with some tricks to reconstruct the flattened data.)
I got the exce...
WakeLock 扩展：保持设备唤醒扩展，防止系统休眠和电池优化 · App Inventor 2 中文网
...
WakeLock 扩展
与 KeepAlive 扩展的区别
下载链接
功能概述
扩展特性
版本历史
截图
权限请求示例
应用截图
使用场景...
GestureDetect 扩展：手势检测扩展，识别滑动、点击和长按手势 · App Inventor 2 中文网
...同一个组件上检测多种手势？
Q: 可以自定义手势的灵敏度吗？
Q: 支持哪些布局组件？
版本信息
致谢
版权信息
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GestureDetect 扩展
GestureDetect 是一个...
How do I write good/correct package __init__.py files
...-- if "importing the package" means getting all sort of classes, functions etc defined directly as part of the package, then I would lexically copy the contents of blah.py into the package's __init__.py instead and remove blah.py (the multiplication of source files does no good here).
If you do ins...
Passing argument to alias in bash [duplicate]
...ce you get all the perks that functions give (see completion, traps, bind, etc for the goodies that functions can provide, in the bash manpage).
I hope that helps you out :)
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if A vs if A is not None:
... And many other values too, such as empty list, empty set, empty tuple etc. Essentially, anything that is not truthy per docs.python.org/3/library/stdtypes.html#truth-value-testing.
– jarmod
Dec 4 '19 at 23:46
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