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How to make an enum conform to a protocol in Swift?
...This is my attempt:
protocol ExampleProtocol {
var simpleDescription: String { get }
mutating func adjust()
}
enum ExampleEnum : ExampleProtocol {
case Base, Adjusted
var simpleDescription: String {
return self.getDescription()
}
func getDescription() -> String...
Converting Go struct to JSON
...ain
import (
"fmt"
"encoding/json"
)
type User struct {
Name string
}
func main() {
user := &User{Name: "Frank"}
b, err := json.Marshal(user)
if err != nil {
fmt.Println(err)
return
}
fmt.Println(string(b))
}
Output:
{"Name":"Frank"}
...
Best way to select random rows PostgreSQL
... @Awesome-o: The goal is to retrieve 1000 rows, I start with an extra 10 % to compensate for a few gaps or (unlikely but possible) duplicate random numbers ... the explanation is in my answer.
– Erwin Brandstetter
Feb 24 '14 at 12:53
...
How to repeat a “block” in a django template
...My Cool Website{% endblock %}{% endblock %}{% endblock %}
Requires an extra file unfortunately, but doesn't require you to pass the title from the view.
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How can I escape a double quote inside double quotes?
How can I escape double quotes inside a double string in Bash?
8 Answers
8
...
Tools to selectively Copy HTML+CSS+JS From A Specific Element of DOM [closed]
...s tool. You can install SnappySnippet from Github. It allows easy HTML+CSS extraction from the specified (last inspected) DOM node. Additionally, you can send your code straight to CodePen or JSFiddle. Enjoy!
Other features
cleans up HTML (removing unnecessary attributes, fixing indentation)
op...
How to concatenate strings of a string field in a PostgreSQL 'group by' query?
I am looking for a way to concatenate the strings of a field within a group by query. So for example, I have a table:
14 An...
case-insensitive list sorting, without lowercasing the result?
I have a list of strings like this:
8 Answers
8
...
ASP.NET Identity reset password
... as a sample code steps.
ApplicationDbContext =new ApplicationDbContext()
String userId = "<YourLogicAssignsRequestedUserId>";
String newPassword = "<PasswordAsTypedByUser>";
ApplicationUser cUser = UserManager.FindById(userId);
String hashedNewPassword = UserManager.PasswordHasher.Hash...
How can I view array structure in JavaScript with alert()?
...gle Chrome now have a built-in JSON object, so you can just say alert(JSON.stringify(myArray)) without needing to use a jQuery plugin. This is not part of the Javascript language spec, so you shouldn't rely on the JSON object being present in all browsers, but for debugging purposes it's incredibly...