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Creating an array of objects in Java
...t takes parameter:
public class MainClass
{
public static void main(String args[])
{
System.out.println("Hello, World!");
//step1 : first create array of 10 elements that holds object addresses.
Emp[] employees = new Emp[10];
//step2 : now create objects in...
How do I jump out of a foreach loop in C#?
...
foreach (string s in sList)
{
if (s.equals("ok"))
return true;
}
return false;
Alternatively, if you need to do some other things after you've found the item:
bool found = false;
foreach (string s in sList)
{
if (s...
Stop setInterval call in JavaScript
...
setInterval() returns an interval ID, which you can pass to clearInterval():
var refreshIntervalId = setInterval(fname, 10000);
/* later */
clearInterval(refreshIntervalId);
See the docs for setInterval() and clearInterval().
...
Disable ScrollView Programmatically?
...scrolling of a ScrollView. You would need to extend to ScrollView and override the onTouchEvent method to return false when some condition is matched.
The Gallery component scrolls horizontally regardless of whether it is in a ScrollView or not - a ScrollView provides only vertical scrolling (you ne...
Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
...n the target machine and the real fix, to rebuild the project from the provided source code, fixing the ILMerge command.
Do note that this failure mode isn't exclusive to ILMerge, it is just a very common case. Any other scenario where these 4.5 assemblies are used as reference assemblies in a p...
Placing Unicode character in CSS content value [duplicate]
... content: "\2193";
}
The general format for a Unicode character inside a string is \000000 to \FFFFFF – a backslash followed by six hexadecimal digits. You can leave out leading 0 digits when the Unicode character is the last character in the string or when you add a space after the Unicode char...
Is it possible to solve the “A generic array of T is created for a varargs parameter” compiler warni
...ple.ArgBuilder.*;
public class VarargsTest {
public static void main(String[] args) {
doSomething(new ArgBuilder<String>().and("foo").and("bar").and("baz"));
// or
doSomething(with("foo").and("bar").and("baz"));
}
static void doSomething(Iterable<Strin...
MySQL date format DD/MM/YYYY select query?
...
You can use STR_TO_DATE() to convert your strings to MySQL date values and ORDER BY the result:
ORDER BY STR_TO_DATE(datestring, '%d/%m/%Y')
However, you would be wise to convert the column to the DATE data type instead of using strings.
...
How to display gpg key details without importing it?
...output of this summary or a detailed (and very technical) list of the individual OpenPGP packets.
Basic Key Information
For a brief peak at an OpenPGP key file, you can simply pass the filename as parameter or pipe in the key data through STDIN. If no command is passed, GnuPG tries to guess what y...
Read entire file in Scala?
...
val lines = scala.io.Source.fromFile("file.txt").mkString
By the way, "scala." isn't really necessary, as it's always in scope anyway, and you can, of course, import io's contents, fully or partially, and avoid having to prepend "io." too.
The above leaves the file open, h...