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Java String array: is there a size of method?
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Yes, .length (property-like, not a method):
String[] array = new String[10];
int size = array.length;
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How to increment a NSNumber
..., you're going to have to get its value, increment that, and store it in a new NSNumber.
For instance, for an NSNumber holding an integer:
NSNumber *number = [NSNumber numberWithInt:...];
int value = [number intValue];
number = [NSNumber numberWithInt:value + 1];
Or for an NSNumber holding a flo...
CSS media queries: max-width OR max-height
...t, the only keyword is used to prevent older browsers from misinterpreting newer media queries as the earlier-used, narrower media type. When used correctly, older/non-compliant browsers should just ignore the styling altogether.
<link rel="stylesheet" media="only screen and (color)" href="examp...
How to define object in array in Mongoose schema correctly with 2d geo index
...s helps.
Schema definition. See blk_data.
var ContractSchema = new Schema(
{
address: {type: String, required: true, max: 100}, //contract address
// book_id: {type: String, required: true, max: 100}, //book id in the book collection
book: { type: Schema.Obj...
Push Notifications in Android Platform
... that Android Cloud to Device Messaging Framework has been deprecated. The new framework is called Google Cloud Messaging and can be found here: developer.android.com/guide/google/gcm/index.html
– Ryan Berger
Jul 9 '12 at 1:04
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How to round an image with Glide library?
... is required.
Glide.with(context).load(url).asBitmap().centerCrop().into(new BitmapImageViewTarget(imageView) {
@Override
protected void setResource(Bitmap resource) {
RoundedBitmapDrawable circularBitmapDrawable =
RoundedBitmapDrawableFactory.create...
Java ArrayList copy
I have an ArrayList l1 of size 10. I assign l1 to new list reference type l2 . Will l1 and l2 point to same ArrayList object? Or is a copy of the ArrayList object assigned to l2 ?
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Naming threads and thread-pools of ExecutorService
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You could supply a ThreadFactory to newSingleThreadScheduledExecutor(ThreadFactory threadFactory). The factory will be responsibe for creating threads, and will be able to name them.
To quote the Javadoc:
Creating new threads
New threads are created using a Th...
Get generated id after insert
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I read on specs. "Returns: the row ID of the newly inserted row, or -1 if an error occurred" the rowId is the same as my generated field "id primary key autoincrement" ?
– Marcos Vasconcelos
Mar 23 '11 at 18:28
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How do I turn a C# object into a JSON string in .NET?
...em.Web.Extensions):
using System.Web.Script.Serialization;
var json = new JavaScriptSerializer().Serialize(obj);
A full example:
using System;
using System.Web.Script.Serialization;
public class MyDate
{
public int year;
public int month;
public int day;
}
public class Lad
{
...