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Passing arguments to C# generic new() of templated type
... in a function you must constrain it with the "new" flag.
public static string GetAllItems<T>(...) where T : new()
However that will only work when you want to call the constructor which has no parameters. Not the case here. Instead you'll have to provide another parameter which allows ...
Why do you need to invoke an anonymous function on the same line?
...ess function and groups it, but does not call it. The second line groups a string. Both do nothing. (Vincent's first example.)
(function (msg){alert(msg)});
('SO'); // nothing.
(foo);
(msg); //Still nothing.
But
(foo)
(msg); //works
...
How do I format a date with Dart?
I have an instance of DateTime and I would like to format that to a String. How do I do that? I want to turn the date into a string, something like "2013-04-20".
...
How to increment a datetime by one day?
...ry date, not today. Your example code assigned a variable named today as a string, then never used it. Better: date = datetime.today() 2. Your last line hardcoded today() and assumed the first arg of timedelta is days (which happens to be correct, but why not name it for clarity?) Better: laterDate ...
O(nlogn) Algorithm - Find three evenly spaced ones within binary string
... it. Those who guessed FFT were right.
The problem: we are given a binary string S of length n, and we want to find three evenly spaced 1s in it. For example, S may be 110110010, where n=9. It has evenly spaced 1s at positions 2, 5, and 8.
Scan S left to right, and make a list L of positions of 1...
add created_at and updated_at fields to mongoose schemas
...mongoose version >= 4.0.
let ItemSchema = new Schema({
name: { type: String, required: true, trim: true }
},
{
timestamps: true
});
If set timestamps, mongoose assigns createdAt and updatedAt fields to your schema, the type assigned is Date.
You can also specify the timestamp fileds' name...
rsync: how can I configure it to create target directory on server?
...ync /public/.keep /public/newfolder/ && rsync" \ it does create an extra file but you can remove later.
– Fabiano Soriani
Oct 7 '15 at 19:42
...
Linq to Entities - SQL “IN” clause
... true to my name "FailBoy" I figured it out :P I put into a string[] and then used it and it worked. Thanks!
– StevenMcD
May 13 '09 at 13:56
...
How to keep a .NET console app running?
...
I prefer using the Application.Run
static void Main(string[] args) {
//Do your stuff here
System.Windows.Forms.Application.Run();
//Cleanup/Before Quit
}
from the docs:
Begins running a standard application message loop on the current thread, without a form....
Javascript - removing undefined fields from an object [duplicate]
...
To remove undefined props in an object we use like this
JSON.parse(JSON.stringify(obj));
Output: {a: 1, c: 3}
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