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Android ImageView Zoom-in and Zoom-Out
...ut extends Activity implements OnTouchListener
{
private static final String TAG = "Touch";
@SuppressWarnings("unused")
private static final float MIN_ZOOM = 1f,MAX_ZOOM = 1f;
// These matrices will be used to scale points of the image
Matrix matrix = new Matrix();
Matrix s...
What is the “continue” keyword and how does it work in Java?
... most readable, and most reasonable way to do things, rather than creating extra variables just to make the loop exit look more clean.
– David R Tribble
Jun 11 '18 at 15:15
ad...
Finding sum of elements in Swift array
...o) { $0 + $1[keyPath: keyPath] } }
}
Usage:
struct Product {
let id: String
let price: Decimal
}
let products: [Product] = [.init(id: "abc", price: 21.9),
.init(id: "xyz", price: 19.7),
.init(id: "jkl", price: 2.9)
]
products.sum(\.pr...
Show constraints on tables command
...PRECISION, cols.NUMERIC_SCALE,
cols.COLUMN_TYPE, cols.COLUMN_KEY, cols.EXTRA,
cols.COLUMN_COMMENT, refs.REFERENCED_TABLE_NAME, refs.REFERENCED_COLUMN_NAME,
cRefs.UPDATE_RULE, cRefs.DELETE_RULE,
links.TABLE_NAME, links.COLUMN_NAME,
cLinks.UPDATE_RULE, cLinks.DELETE_RULE
FROM INFOR...
Inserting a text where cursor is using Javascript/jquery
...
jsfiddle.net/NaHTw/802 is your solution with a little extra added to replace the selected area with what's pasted
– patrick
Dec 20 '15 at 1:07
3
...
How to stop a goroutine
...ng items on the chan, you close it. Then inside your goroutine you get an extra parameter to the receive operator that shows whether the channel has been closed.
Here is a complete example (the waitgroup is used to make sure that the process continues until the goroutine completes):
package main
...
How can I use getSystemService in a non-activity class (LocationManager)?
...ntext is passing
Location location = lfyl.getLocation();
String latLongString = lfyl.updateWithNewLocation(location);
TextView myLocationText = (TextView)findViewById(R.id.myLocationText);
myLocationText.setText("Your current position is:\n" + latLongString);
}...
Convert interface{} to int
...oth complex types.
x is an integer or a slice of bytes or runes and T is a string type.
x is a string and T is a slice of bytes or runes.
But
iAreaId := int(val)
is not any of the cases 1.-7.
share
|
...
How to use SSH to run a local shell script on a remote machine?
...note that with single quotes around the terminator (<<'ENDSSH'), the strings will not be expanded, variables will not be evaluated. You can also use <<ENDSSH or <<"ENDSSH" if you want expansion.
– maackle
Jun 18 '13 at 5:38
...
Difference between == and ===
...ook at example:
class Person : Equatable {
let ssn: Int
let name: String
init(ssn: Int, name: String) {
self.ssn = ssn
self.name = name
}
static func == (lhs: Person, rhs: Person) -> Bool {
return lhs.ssn == rhs.ssn
}
}
P.S.: Since ssn(social s...