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How to call shell commands from Ruby
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This explanation is based on a commented Ruby script from a friend of mine. If you want to im...
How can I overwrite a getter method in an ActiveRecord model?
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The Rails Style Guide recommends using self[:attr] over read_attribute(:attr).
You can use it...
String formatting named parameters?
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edited Apr 5 '17 at 6:43
uchuugaka
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a...
How to document class attributes in Python? [closed]
...le where these birds congregate to reproduce.
"""
flight_speed = 691
nesting_grounds = "Throatwarbler Man Grove"
I think that's a lot easier on the eyes than the approach in your example. If I really wanted a copy of the attribute values to appear in the doc string, I would put them b...
How do I convert a datetime to date?
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Use the date() method:
datetime.datetime.now().date()
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Tool for comparing 2 binary files in Windows [closed]
...rge files)
WinDiff
bsdiff
HexCmp
See also: https://web.archive.org/web/20151122151611/https://stackoverflow.com/questions/688504/binary-diff-tool-for-very-large-files
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JavaScript closure inside loops – simple practical example
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UDP 实验 - 两台手机在局域网里互发消息 · App Inventor 2 中文网
... 三、界面组件
四、分步搭代码块
第 1 步：先把本机 IP 显示出来
第 2 步：开始监听
第 3 步：收到消息就显示
第 4 步：发送
第 5 步：改一行变广播
第 6 步：退出时停掉...
设备发现（DeviceDiscovery）使用指导 · App Inventor 2 中文网
...。
在设计器拖入 DeviceDiscovery，保留名称 DeviceDiscovery1；拖入案例涉及的按钮、文本输入框以及一个标签 标签1，按代码中的名称重命名。
根据下面的业务说明准备素材、JSON 或系统目标。案例中的按钮代表分步操作，先等初...