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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?
...
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...
Inno Setup for Windows service?
...ection;
using System.ServiceProcess;
using System.Text;
static void Main(string[] args)
{
if (System.Environment.UserInteractive)
{
string parameter = string.Concat(args);
switch (parameter)
{
case "--install":
ManagedInstallerClass.Insta...
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?
...
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...
What is memory fragmentation?
...uld be nice if true, but implementations of standard C++ templates such as string & vector can have some highly undesirable behaviours when they resize. For example in older versions of visual studio the std::string basically resizes by realloc 1.5 * current_size (to the nearest 8 bytes). So if ...
Compare two dates with JavaScript
...
Why not simply use the toString() method on both dates and then compare with the == operator? Seems much easier than resetting the time and comparing afterwards, are there any drawbacks for this?
– user2019515
M...
What are CN, OU, DC in an LDAP search?
...
What are CN, OU, DC?
From RFC2253 (UTF-8 String Representation of Distinguished Names):
String X.500 AttributeType
------------------------------
CN commonName
L localityName
ST stateOrProvinceName
O organizationName
OU organizationalUn...