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Access props inside quotes in React JSX
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The string enclosed by backticks is a "template literal": developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– Jon Schneider
Feb 15 '18 at 16:51
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Pass parameter to fabric task
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The quotes aren't necessary; all arguments are strings: "since this process involves string parsing, all values will end up as Python strings, so plan accordingly. (We hope to improve upon this in future versions of Fabric, provided an intuitive syntax can be found.)"
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Interface type check with Typescript
... keyword as you can write custom type guards now:
interface A{
member:string;
}
function instanceOfA(object: any): object is A {
return 'member' in object;
}
var a:any={member:"foobar"};
if (instanceOfA(a)) {
alert(a.member);
}
Lots of Members
If you need to check a lot of members...
IE8 and JQuery's trim()
... so chaining is out of the option. You were calling the trim() method on a string, but IE does not know about String.trim.
– janmoesen
Aug 9 '10 at 11:08
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What's the nearest substitute for a function pointer in Java?
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Anonymous inner class
Say you want to have a function passed in with a String param that returns an int.
First you have to define an interface with the function as its only member, if you can't reuse an existing one.
interface StringFunction {
int func(String param);
}
A method that takes...
Mark parameters as NOT nullable in C#/.NET?
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An example of the desired feature:
public class Person
{
public string Name { get; set; } // Not Null
public string? Address { get; set; } // May be Null
}
The preview is available for Visual Studio 2017, 15.5.4+ preview.
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How to call Stored Procedure in Entity Framework 6 (Code-First)?
... that looks like:
public class ResultForCampaign
{
public string AgeGroup { get; set; }
public string Gender { get; set; }
public decimal Payout { get; set; }
}
and then call the procedure by doing the following:
using(var context = new DatabaseContext()...
What's the right way to decode a string that has special HTML entities in it? [duplicate]
...ar num = parseInt(numStr, 10); // read num as normal number
return String.fromCharCode(num);
});
}
[Edit]
Note: this would only work for numeric html-entities, and not stuff like &oring;.
[Edit 2]
Fixed the function (some typos), test here: http://jsfiddle.net/Be2Bd/1/
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Static extension methods [duplicate]
... methods are just syntactic sugar. IE:
If you have an extension method on string let's say:
public static string SomeStringExtension(this string s)
{
//whatever..
}
When you then call it:
myString.SomeStringExtension();
The compiler just turns it into:
ExtensionClass.SomeStringExtension(m...
What is the meaning of the 'g' flag in regular expressions?
... the regular expression should be tested against all possible matches in a string.
Without the g flag, it'll only test for the first.
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