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Find object in list that has attribute equal to some value (that meets any condition)
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Tropicalrambler
16333 silver badges1313 bronze badges
answered Aug 19 '11 at 18:01
agfagf
140k...
Python argparse: default value or specified value
...rgparse.ArgumentParser()
parser.add_argument('--example', nargs='?', const=1, type=int)
args = parser.parse_args()
print(args)
% test.py
Namespace(example=None)
% test.py --example
Namespace(example=1)
% test.py --example 2
Namespace(example=2)
nargs='?' means 0-or-1 arguments
const=1 sets...
Automatic counter in Ruby for each?
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191
As people have said, you can use
each_with_index
but if you want indices with an iterator ...
Difference between Xcode version (CFBundleShortVersionString) and build (CFBundleVersion)
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edited Jul 20 '12 at 17:36
answered Jul 30 '11 at 6:10
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How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
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12 Answers
12
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Fastest sort of fixed length 6 int array
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163
For any optimization, it's always best to test, test, test. I would try at least sorting netw...
WheelView 拓展：滚轮选择框扩展，滚轮日历选择框和旋转日历扩展 · App In...
...ginal code from WheelView: 效果类似android4.0以上原生的DatePicker 18
Thanks @wildcontrol to sponsor this extension
Demo picture:
this demo used 3 extensions
Download link here;
aix拓展
cn.kevinkun.WheelView.aix
demo
WheelView.aia
Wheel Calendar 扩展
Whee...
Fastest way to find second (third…) highest/lowest value in vector or column
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15 Answers
15
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How to redirect both stdout and stderr to a file [duplicate]
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If you want to log to the same file:
command1 >> log_file 2>&1
If you want different files:
command1 >> log_file 2>> err_file
share
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impr...
Popup弹出菜单扩展 · App Inventor 2 中文网
...temChecked函数更改菜单项的复选框状态。项目计数(ItemNo)从1开始。
可以使用SetMenuItemEnabled函数停用单个菜单行。文本和符号以浅灰色显示，项目不再响应点击。项目计数(ItemNo)从1开始。
设计器的AutoCheck属性可用于确定带有复选...