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How do I add 1 day to an NSDate?
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@quemeful extension Date { func adding(_ component: Calendar.Component, _ value: Int) -> Date? { return Calendar.current.date(byAdding: component, value: value, to: self) } } usage Date().adding(.day, 1) // "Jun 6, 2019 at 5:35 PM"
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wildcard * in CSS for classes
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In MySQL, how to copy the content of one table to another table within the same database?
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INSERT INTO TARGET_TABLE SELECT * FROM SOURCE_TABLE;
EDIT: or if the tables have different structures you can also:
INSERT INTO TARGET_TABLE (`col1`,`col2`) SELECT `col1`,`col2` FROM SOURCE_TABLE;
EDIT: to constrain this..
INSERT INTO TAR...
How do I put variables inside javascript strings?
... => args[i++]);
}
Usage:
s = parse('hello %s, how are you doing', my_name);
This is only a simple example and does not take into account different kinds of data types (like %i, etc) or escaping of %s. But I hope it gives you some idea. I'm pretty sure there are also libraries out there whic...
Backbone.View “el” confusion
...gName: "li", //this defaults to div if you don't declare it.
template: _.template("<p><%= someModelKey %></p>"),
events: {
//this event will be attached to the model elements in
//the el of every view inserted by AppView below
"click": "someFunctio...
How to get the browser to navigate to URL in JavaScript [duplicate]
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Finding sum of elements in Swift array
...parameter:
extension Sequence {
func sum<T: AdditiveArithmetic>(_ keyPath: KeyPath<Element, T>) -> T { reduce(.zero) { $0 + $1[keyPath: keyPath] } }
}
Usage:
struct Product {
let id: String
let price: Decimal
}
let products: [Product] = [.init(id: "abc", price: 21.9),
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405 method not allowed Web API
...all before doing a post. It does this to make sure the CORS headers are in order. It can be problematic if you are not handling the OPTIONS call in your API controller.
public void Options() { }
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What do we mean by Byte array? [closed]
...guous (side by side) bytes, such that it makes sense to talk about them in order: the first byte, the second byte etc..
Just as bytes can encode different types and ranges of data (numbers from 0 to 255, numbers from -128 to 127, single characters using ASCII e.g. 'a' or '%', CPU op-codes), each by...
Sequelize Unknown column '*.createdAt' in 'field list'
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