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Update git commit author date when amending
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edited Oct 15 '18 at 9:37
CharlesB
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TypeError: 'dict_keys' object does not support indexing
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edited Mar 26 '16 at 18:38
answered Jun 26 '13 at 14:19
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开屏动画使用指导 · App Inventor 2 中文网
...时，再连已关闭（原因）（Closed）事件：
when 开屏动画1.Closed(原因) {
if 原因 == "finished" {
标签1.Text = "欢迎回来"
}
}
关闭原因有三种：finished（倒计时自然结束）、skipped（用户点了跳过）、dismissed（代码调用关闭）。
不...
How to remove array element in mongodb?
...ollection.update(
{ _id: id },
{ $pull: { 'contact.phone': { number: '+1786543589455' } } }
);
It will find document with the given _id and remove the phone +1786543589455 from its contact.phone array.
You can use $unset to unset the value in the array (set it to null), but not to remove it c...
Python Dictionary to URL Parameters
... key-value pairs, and converts it into a form suitable for a URL (e.g., key1=val1&key2=val2).
If you are using Python3, use urllib.parse.urlencode()
If you want to make a URL with repetitive params such as: p=1&p=2&p=3 you have two options:
>>> import urllib
>>> a = ...
Return two and more values from a method
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160
def sumdiff(x, y)
return x+y, x-y
end
#=> nil
sumdiff(3, 4)
#=> [7, -1]
a = sumdiff(...
CSS background opacity with rgba not working in IE 8
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15 Answers
15
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Why does `a == b or c or d` always evaluate to True?
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156
In many cases, Python looks and behaves like natural English, but this is one case where that ...
Run JavaScript when an element loses focus
...lur event :
<input type="text" name="name" value="value" onblur="alert(1);"/>
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Git submodule inside of a submodule (nested submodules)
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214
As mentioned in Retrospectively add --recursive to a git repo
git submodule update --init --re...