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FormData.append(“key”, “value”) is not working
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New in Chrome 50+ and Firefox 39+ (resp. 44+):
formdata.entries() (combine with Array.from() for debugability)
formdata.get(key)
and more very useful methods
Original answer:
What I usually do to 'debug' a FormData object, i...
Asserting successive calls to a mock method
...after the specified calls.
If any_order is True then the calls can be in any order, but they must
all appear in mock_calls.
Example:
>>> from unittest.mock import call, Mock
>>> mock = Mock(return_value=None)
>>> mock(1)
>>> mock(2)
>>> mock(3)
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javascript node.js next()
I see a lot of use next in node.js.
3 Answers
3
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How to tag an older commit in Git?
We are new to git, and I want to set a tag at the beginning of our repository.
Our production code is the same as the beginning repository, but we've made commits since then.
A tag at the beginning would allow us to "roll back" production to a known, stable state.
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In Firebase, is there a way to get the number of children of a node without loading all the node dat
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The code snippet you gave does indeed load the entire set of data and then counts it client-side, which can be very slow for large amounts of data.
Firebase doesn't currently have a way to count children without loading data, but we do plan to add it.
Fo...
Add column to SQL Server
... add a column to my SQL Server table. Is it possible to do so without losing the data, I already have?
5 Answers
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Disable ScrollView Programmatically?
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Several points to begin with:
You cannot disable the scrolling of a ScrollView. You would need to extend to ScrollView and override the onTouchEvent method to return false when some condition is matched.
The Gallery component scrolls...
How do you receive a url parameter with a spring controller mapping
This issue seems trivial, but I can't get it to work properly. I'm calling my Spring controller mapping with jquery ajax. The value for someAttr is always empty string regardless of the value in the url. Please help me determine why.
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Why generate long serialVersionUID instead of a simple 1L?
When class implements Serializable in Eclipse, I have two options: add default serialVersionUID(1L) or generated serialVersionUID(3567653491060394677L) . I think that first one is cooler, but many times I saw people using the second option. Is there any reason to generate long serialVersionUID ?...
Difference between two DateTimes C#?
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You can do the following:
TimeSpan duration = b - a;
There's plenty of built in methods in the timespan class to do what you need, i.e.
duration.TotalSeconds
duration.TotalMinutes
More info can be found here.
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