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jQuery - add additional parameters on submit (NOT ajax)
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I liked a combo of: $("<input>", { type: "hidden", name: "mydata", value: "bla" }).appendTo("#form1");
– gabeio
Feb 10 '16 at 4:48
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Difference between filter and filter_by in SQLAlchemy
...ng regular kwargs, like
db.users.filter_by(name='Joe')
The same can be accomplished with filter, not using kwargs, but instead using the '==' equality operator, which has been overloaded on the db.users.name object:
db.users.filter(db.users.name=='Joe')
You can also write more powerful queries u...
Why did Rails4 drop support for “assets” group in the Gemfile
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Previously the assets group existed to avoid unintended compilation-on-demand in production. As Rails 4 doesn't behave like that anymore, it made sense to remove the asset group.
This is explained in more detail in the commit that changed that. I extracted some quotes with the act...
How can I filter a date of a DateTimeField in Django?
I am trying to filter a DateTimeField comparing with a date. I mean:
14 Answers
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Can the :not() pseudo-class have multiple arguments?
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Matplotlib scatterplot; colour as a function of a third variable
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How do I convert a Vector of bytes (u8) to a string
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setState vs replaceState in React.js
...hter than setState, so it could be used as an optimization if thousands of components are setting their states frequently.
I asserted this with this test case.
If your current state is {a: 1}, and you call this.setState({b: 2}); when the state is applied, it will be {a: 1, b: 2}. If you called ...
What do
...= String) = a.length
}
The implicit argument evidence is supplied by the compiler, iff A is String. You can think of it as a proof that A is String--the argument itself isn't important, only knowing that it exists. [edit: well, technically it actually is important because it represents an implicit...