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C# string reference type?
...ed by value. There's a big difference between passing a reference by value and passing an object by reference. It's unfortunate that the word "reference" is used in both cases.
If you do pass the string reference by reference, it will work as you expect:
using System;
class Test
{
public stat...
How do I get the last day of a month?
...well. It's a pedantic argument which way is better. I've done it both ways and both yield the same answer.
– Mark
Mar 22 '10 at 15:02
add a comment
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Find the extension of a filename in Ruby
... on the file upload portion of a Rails app. Different types of files are handled differently by the app.
4 Answers
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Set a persistent environment variable from cmd.exe
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Use the SETX command (note the 'x' suffix) to set variables that persist after the cmd window has been closed.
For example, to set an env var "foo" with value of "bar":
setx foo bar
Though it's worth reading the 'notes' that are displayed...
What is the difference between a User Control Library and a Custom Control Library?
I am just coming up to speed on WPF and would like to create a reusable WPF control.
2 Answers
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What does upstream mean in nginx?
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why do you precise http {}? My conf has not this and it works. Just wondering
– Olivier Pons
Jun 16 '17 at 7:56
4
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A good solution for await in try/catch/finally?
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You can move the logic outside of the catch block and rethrow the exception after, if needed, by using ExceptionDispatchInfo.
static async Task f()
{
ExceptionDispatchInfo capturedException = null;
try
{
await TaskThatFails();
}
catch (MyExceptio...
Android LocationClient class is deprecated but used in documentation
...e using the new/latest Location Service API... Enjoy developing :)
import android.location.Location;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms....
How to wrap async function calls into a sync function in Node.js or Javascript?
...ata using Node.js built-in fs.readFileSync . It's obvious both getData and fs.readFileSync are sync functions. One day you were told to switch the underlying data source to a repo such as MongoDB which can only be accessed asynchronously. You were also told to avoid pissing off your users, ge...
How to convert String to long in Java?
... @Belgi. No, it returns java.lang.Long
– Alexander Pogrebnyak
Oct 7 '11 at 22:20
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