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Shuffle two list at once with same order
...er because I need compare them in the end (it depends on order). I'm using python 2.7
6 Answers
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How to exit pdb and allow program to continue?
... For the extreme cases, nothing beats set_trace = lambda: None. Python org should add a command that just lets you get out of pdb.
– ErezO
Oct 28 '16 at 5:52
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Get Image size WITHOUT loading image into memory
...ontents, PIL is probably an overkill.
I suggest parsing the output of the python magic module:
>>> t = magic.from_file('teste.png')
>>> t
'PNG image data, 782 x 602, 8-bit/color RGBA, non-interlaced'
>>> re.search('(\d+) x (\d+)', t).groups()
('782', '602')
This is a w...
Concatenating two one-dimensional NumPy arrays
...oncatenate(a1, a2, a3) or numpy.concatenate(*[a1, a2, a3]) if you prefer. Python's fluid enough that the difference ends up feeling more cosmetic than substantial, but it's good when the API is consistent (e.g. if all the numpy functions that take variable length argument lists require explicit seq...
rreplace - How to replace the last occurrence of an expression in a string?
Is there a quick way in Python to replace strings but, instead of starting from the beginning as replace does, starting from the end? For example:
...
How to set the matplotlib figure default size in ipython notebook?
I use "$ipython notebook --pylab inline" to start the ipython notebook. The display matplotlib figure size is too big for me, and I have to adjust it manually. How to set the default size for the figure displayed in cell?
...
What is tail call optimization?
... an iterative loop. You can prefer imperative style. Many languages (Java, Python) doesn't provide TCO, then you have to know that a functional call costs memory... and the imperative style is prefered.
– mcoolive
Nov 7 '16 at 12:41
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为什么我们程序员写不出好代码? - 杂谈 - 清泛网 - 专注C/C++及内核技术
...它们,迫使人们不得不修改底层的代码。
当我试图兼顾Python 3.0和Python 2.7两个版本时,尽管Pyhton是一个相对稳定的版本,但我还是感到很烦。
在许多情况下,新的工具都没有得到十足的锻炼。例如,Node.js的确非常快,但只有...
邻里聊:参考微信的原生应用案例 · App Inventor 2 中文网
...消息服务
在专题下载消息服务包,解压后用 Python 3 启动:
python3 chat_service.py --bind 0.0.0.0 --port 8767 --database messages.sqlite
手机与电脑使用同一局域网。在服务地址填电脑地址,例如 http://192.168.1.20:8767,房间相同、昵称...
Combining Multiple Commits Into One Prior To Push
...change the git editor and process the git-rebase-todo file.
The tool using python below:
#!/usr/bin/env python3
#encoding: UTF-8
import os
import sys
def change_editor(current_file):
os.system("git config --local --replace-all core.editor " + current_file) # Set current_file as git editor
...
