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Func with out parameter
...egate TResult Func<T1, T2, T3, TResult>(T1 obj1, T2 obj2, T3 obj3)
etc. Delegates as such can have out/ref parameters, so in your case its only a matter of custom implementation by yourself as other answers have pointed out. As to why Microsoft did not pack this by default, think of the shee...
Protected in Interfaces
...s: So much of OOP is about properly structuring objects, classes, packages etc., if a programmer has a hard time with doing all that properly, he has a much bigger problem. Java was built for that type of thing.
share
...
How to open the Google Play Store directly from my Android application?
...n. Please also note, that e.g. app rating is only relevant in GP Store app etc...
To open Google Play AND ONLY Google Play I use this method:
public static void openAppRating(Context context) {
// you can also use BuildConfig.APPLICATION_ID
String appId = context.getPackageName();
Inte...
ruby system command check exit code
...formation from this object, including: status code, execution status, pid, etc.
Some useful methods of the $? object:
$?.exitstatus => return error code
$?.success? => return true if error code is 0, otherwise false
$?.pid => created process pid
...
How do I get the number of elements in a list?
...he Python world. * There's no difference between class, variable, global, etc in these conventions.
– Shai Alon
Dec 4 '16 at 16:30
...
What is the difference between --save and --save-dev?
...veloping the package. That can include test runners, compilers, packagers, etc.
Both types of dependencies are stored in the package's package.json file. --save adds to dependencies, --save-dev adds to devDependencies
npm install documentation can be referred here.
...
Postgresql query between date ranges
...fied; just add exactly one month. No messing about with 28th, 30th, 31st, etc.
This structure also has the advantage of being able to maintain use of indexes.
Many people may suggest a form such as the following, but they do not use indexes:
WHERE
DATEPART('year', login_date) = 2014
...
MVC DateTime binding with incorrect date format
...n null;
}
}
}
}
To keep with the way that routes etc are regiseterd in the Global ASAX file I also added a new sytatic class to the App_Start folder of my MVC4 project named CustomModelBinderConfig:
using System;
using System.Web.Mvc;
namespace YourNamespaceHere
{
pub...
How to set environment variables in Python?
...ts to create just a persistent variable that can be used by other scripts, etc., not a permanent variable in the registry! Now, I admit I was aggressive in my comment, but you made me lost a lot of time until I find out how to remove a permanent a variable from the environment that I created just fo...
How to use localization in C#
... should print Salut:
Thread.CurrentThread.CurrentUICulture = CultureInfo.GetCultureInfo("fr-FR");
Console.WriteLine(Properties.strings.Hello);
What happens is that the system will look for a resource for "fr-FR". It will not find one (since we specified "fr" in your file"). It will then fall back...