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Check if a String contains numbers Java
I'm writing a program where the user enters a String in the following format:
14 Answers
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How to open standard Google Map application from my application?
...
You should create an Intent object with a geo-URI:
String uri = String.format(Locale.ENGLISH, "geo:%f,%f", latitude, longitude);
Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(uri));
context.startActivity(intent);
If you want to specify an address, you should use ...
Using str_replace so that it only acts on the first match?
...] - The maximum possible
replacements for each pattern in each
subject string. Defaults to -1 (no
limit).
Though, see zombat's answer for a more efficient method (roughly, 3-4x faster).
share
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When to wrap quotes around a shell variable?
... (or any whitespace really) or special characters (wildcards). Not quoting strings with spaces often leads to the shell breaking apart a single argument into many.
$? doesn't need quotes since it's a numeric value. Whether $URL needs it depends on what you allow in there and whether you still want ...
Intersection and union of ArrayLists in Java
...ts input to the methods.
public class Test {
public static void main(String... args) throws Exception {
List<String> list1 = new ArrayList<String>(Arrays.asList("A", "B", "C"));
List<String> list2 = new ArrayList<String>(Arrays.asList("B", "C", "D", "E"...
Check substring exists in a string in C
I'm trying to check whether a string contains a substring in C like:
12 Answers
12
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Get name of property as a string
... => SomeClass.SomeProperty)
public class SomeClass
{
public static string SomeProperty
{
get { return "Foo"; }
}
}
public class RemoteMgr
{
public static void ExposeProperty<T>(Expression<Func<T>> property)
{
var expression = GetMemberInfo(p...
TypeScript Objects as Dictionary types as in C#
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In newer versions of typescript you can use:
type Customers = Record<string, Customer>
In older versions you can use:
var map: { [email: string]: Customer; } = { };
map['foo@gmail.com'] = new Customer(); // OK
map[14] = new Customer(); // Not OK, 14 is not a string
map['bar@hotmail.com']...
Generic TryParse
...am trying to create a generic extension that uses 'TryParse' to check if a string is a given type:
23 Answers
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Stretch and scale CSS background
...0; i < images.length; i++) {
var image = images[i],
width = String(image.currentStyle.width);
if (width.indexOf('%') == -1) {
continue;
}
image.origWidth = image.offsetWidth;
image.origHeight = image.offsetHeight;
imgCache.push(image);
c.ieAlpha(imag...