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Relative frequencies / proportions with dplyr
...rs data, how do I calculate the relative frequency of number of gears by am (automatic/manual) in one go with dplyr ?
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Java: How to Indent XML Generated by Transformer
I'm using Java's built in XML transformer to take a DOM document and print out the resulting XML. The problem is that it isn't indenting the text at all despite having set the parameter "indent" explicitly.
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VIM + JSLint?
...ripts/script.php?script_id=2729. Note, on Windows you'll need to install Ruby.
– mm2001
Mar 1 '11 at 19:33
3
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Prevent linebreak after
...ne; will turn the div into the equivalent of a span. It will be unaffected by margin-top, margin-bottom, padding-top, padding-bottom, height, etc.
float:left; keeps the div as a block-level element. It will still take up space as if it were a block, however the width will be fitted to the content (...
Django REST Framework: adding additional field to ModelSerializer
... return foo.name == "bar"
class Meta:
model = Foo
fields = ('id', 'name', 'my_field')
http://www.django-rest-framework.org/api-guide/fields/#serializermethodfield
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Accessing private member variables from prototype-defined functions
...get its symbols with Object.getOwnPropertySymbols. So this is only privacy by obscurity.
– Oriol
May 25 '15 at 1:26
2
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INSERT statement conflicted with the FOREIGN KEY constraint - SQL Server
...ck from the view to the controller, so it was always 0 (which was not a valid id, but the controller would have no way of knowing that.)
– neminem
Dec 4 '13 at 19:49
1
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HTTP POST and GET using cURL in Linux [duplicate]
...sults:
For JSON:
If you use npm and nodejs, you can install json package by running this command:
npm install -g json
Usage:
curl -i -H "Accept: application/json" -H "Content-Type: application/json" -X GET http://hostname/resource | json
If you use pip and python, you can install pjson packa...
iPhone App Minus App Store?
...00 devices. The developer program has the details but it involves adding UUIDs for each of the devices to your application package. UUIDs can be easiest retrieved using Ad Hoc Helper available from the App Store. For further details on this method, see Craig Hockenberry's Beta testing on iPhone 2.0 ...
Alarm 闹钟扩展 · App Inventor 2 中文网
...12)
- AlarmIntent 中的 FlagNewTask 属性未正确设置。从Android 10开始，此标志必须设置为 true 才能从闹钟启动新活动- AlarmIntent 中的 FlagNewTask 属性默认值更改为 true- 方法 CreateAlarm... 中的 WakeUp 参数未正确评估
2.2 (2021-07-...