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Is it safe to remove selected keys from map within a range loop?
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key.expired undefined (type string has no field or method expired)
– user776942
Feb 15 '16 at 2:28
4
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Wrap a delegate in an IEqualityComparer
...lustrating this.
Say I have the following type:
class Value
{
public string Name { get; private set; }
public int Number { get; private set; }
public Value(string name, int number)
{
Name = name;
Number = number;
}
public override string ToString()
{
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OSError: [Errno 2] No such file or directory while using python subprocess in Django
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Use shell=True if you're passing a string to subprocess.call.
From docs:
If passing a single string, either shell must be True or
else the string must simply name the program to be executed without
specifying any arguments.
subprocess.call(crop, she...
u'\ufeff' in Python string
... and should be the accepted answer. While this is great insight on why the string is there, most of the people coming here is looking for a straightforward solution and this is it.
– neurino
Feb 12 '19 at 14:00
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Prevent multiple instances of a given app in .NET?
...eturn;
}
Application.Run(new Form1());
}
}
private static string appGuid = "c0a76b5a-12ab-45c5-b9d9-d693faa6e7b9";
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Java dynamic array sizes?
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import java.util.Random;
public class A {
public static void main( String [] args ) {
// dynamically hold the instances
List<xClass> list = new ArrayList<xClass>();
// fill it with a random number between 0 and 100
int elements = new Random().next...
How to create a DataTable in C# and how to add rows?
...yTable.Columns.Add("Id", typeof(int));
MyTable.Columns.Add("Name", typeof(string));
Add row to DataTable method 1:
DataRow row = MyTable.NewRow();
row["Id"] = 1;
row["Name"] = "John";
MyTable.Rows.Add(row);
Add row to DataTable method 2:
MyTable.Rows.Add(2, "Ivan");
Add row to DataTable met...
How do I use the CONCAT function in SQL Server 2008 R2?
...eference (Database Engine)
Built-in Functions (Transact-SQL)
String Functions (Transact-SQL)
EDIT Martin Smith helpfully points out that SQL Server provides an implementation of ODBC's CONCAT function.
shar...
How to get a reversed list view on a list in Java?
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Guava provides this: Lists.reverse(List)
List<String> letters = ImmutableList.of("a", "b", "c");
List<String> reverseView = Lists.reverse(letters);
System.out.println(reverseView); // [c, b, a]
Unlike Collections.reverse, this is purely a view... it doesn't a...
Vibrate and Sound defaults on notification
...sing default vibrate and sound from system.
private void sendNotification(String message, String tick, String title, boolean sound, boolean vibrate, int iconID) {
Intent intent = new Intent(this, MainActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
PendingIntent pending...