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How to get RGB values from UIColor?
...rView.backgroundColor;//line 2
CGColorRef colorRef = [color CGColor];
int _countComponents = CGColorGetNumberOfComponents(colorRef);
if (_countComponents == 4) {
const CGFloat *_components = CGColorGetComponents(colorRef);
CGFloat red = _components[0];
CGFloat green = _components[1...
How to run Unix shell script from Java code?
...r pb = new ProcessBuilder("myshellScript.sh", "myArg1", "myArg2");
Map<String, String> env = pb.environment();
env.put("VAR1", "myValue");
env.remove("OTHERVAR");
env.put("VAR2", env.get("VAR1") + "suffix");
pb.directory(new File("myDir"));
Process p = pb.start();
...
Can an interface extend multiple interfaces in Java?
...in of the diamond problem?) __Tried it and the sensible thing happens: not allowed if the return type is different.
– Daniel
Jan 6 '15 at 17:38
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Finding median of list in Python
...ow do you find the median of a list in Python? The list can be of any size and the numbers are not guaranteed to be in any particular order.
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MetadataException: Unable to load the specified metadata resource
...ption on instantiating my generated ObjectContext class. The connection string in App.Config looks correct - hasn't changed since last it worked - and I've tried regenerating a new model (edmx-file) from the underlying database with no change.
...
How to send email to multiple recipients using python smtplib?
...er
msg['To'] = ", ".join(recipients)
s.sendmail(sender, recipients, msg.as_string())
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Composer: how can I install another dependency without updating old ones?
I have a project with a few dependencies and I'd like to install another one, but I'd like to keep the others the way they are. So I've edited the composer.json , but if I run composer install , I get the following output:
...
Why should I use the keyword “final” on a method parameter in Java?
...e use of this method:
// this.doSomething( "tiger" );
void doSomething( String arg ) {
String x = arg; // Both variables now point to the same String object.
x = "elephant"; // This variable now points to a different String object.
arg = "giraffe"; // Ditto. Now neither variable points...
Why does the Scala compiler disallow overloaded methods with default arguments?
...verloaded versions) into the naming schema, e.g. in this case:
def foo(a: String)(b: Int = 42) = a + b
def foo(a: Int) (b: Int = 42) = a + b
it would be something like:
def foo$String$default$2 = 42
def foo$Int$default$2 = 42
Someone willing to write a SIP proposal?
...
Create array of regex matches
... java.util.regex.Matcher;
import java.util.regex.Pattern;
...
List<String> allMatches = new ArrayList<String>();
Matcher m = Pattern.compile("your regular expression here")
.matcher(yourStringHere);
while (m.find()) {
allMatches.add(m.group());
}
After this, allMatches ...