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How to check if PHP array is associative or sequential?
...y but has no element in 0 position. As "most" real associative arrays have strings as keys this should be a nice optimisation for the general case of such function.
– OderWat
May 24 '17 at 23:57
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AsyncTask Android example
... }
private final class LongOperation extends AsyncTask<Void, Void, String> {
@Override
protected String doInBackground(Void... params) {
for (int i = 0; i < 5; i++) {
try {
Thread.sleep(1000);
} catch (Int...
Check if a Python list item contains a string inside another string
...
If you only want to check for the presence of abc in any string in the list, you could try
some_list = ['abc-123', 'def-456', 'ghi-789', 'abc-456']
if any("abc" in s for s in some_list):
# whatever
If you really want to get all the items containing abc, use
matching = [s fo...
How can I count occurrences with groupBy?
...il.*;
import java.util.stream.*;
class Test {
public static void main(String[] args) {
List<String> list = new ArrayList<>();
list.add("Hello");
list.add("Hello");
list.add("World");
Map<String, Long> counted = list.stream()
...
Python Remove last 3 characters of a string
I'm trying to remove the last 3 characters from a string in python, I don't know what these characters are so I can't use rstrip , I also need to remove any white space and convert to upper-case
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iOS app, programmatically get build version
...:
Swift 3
let version = Bundle.main.infoDictionary?["CFBundleShortVersionString"] as! String
ObjC
NSString *version = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleShortVersionString"];
Swift 2
let version = NSBundle.mainBundle().infoDictionary?["CFBundleShortVersionString"]...
Working Soap client example
...lientSAAJ {
// SAAJ - SOAP Client Testing
public static void main(String args[]) {
/*
The example below requests from the Web Service at:
http://www.webservicex.net/uszip.asmx?op=GetInfoByCity
To call other WS, change the parameters below, whic...
How to implement the Java comparable interface?
...this:
public class Animal implements Comparable<Animal>{
public String name;
public int year_discovered;
public String population;
public Animal(String name, int year_discovered, String population){
this.name = name;
this.year_discovered = year_discovered;
...
How do I format a number in Java?
...
You and String.format() will be new best friends!
https://docs.oracle.com/javase/1.5.0/docs/api/java/util/Formatter.html#syntax
String.format("%.2f", (double)value);
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How to extract numbers from a string and get an array of ints?
I have a String variable (basically an English sentence with an unspecified number of numbers) and I'd like to extract all the numbers into an array of integers. I was wondering whether there was a quick solution with regular expressions?
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