Maxim Savenko maxixcom

If you use SLF4J (and possibly Logback) for logging, you are probably familiar with the following code:

val logger = LoggerFactory.getLogger(MyClass::class.java) The kotlin way We like short code, and we like DRY. So here are 3 other ways of getting a logger, to avoid repeating the tedious LoggerFactory stuff:

Factory function Function definition is easy to understand, but usage requires the class name.

Java

Not thread safe.

class SimpleSingleton {
    private static SimpleSingleton sInstance;
  
    private SimpleSingleton() {}

Falsehoods programmers believe about time

This is a compiled list of falsehoods programmers tend to believe about working with time.

Don't re-invent a date time library yourself. If you think you understand everything about time, you're probably doing it wrong.

Falsehoods

There are always 24 hours in a day.
February is always 28 days long.
Any 24-hour period will always begin and end in the same day (or week, or month).

	{
	"IAB1": "Arts & Entertainment",
	"IAB1-1": "Books & Literature",
	"IAB1-2": "Celebrity Fan/Gossip",
	"IAB1-3": "Fine Art",
	"IAB1-4": "Humor",
	"IAB1-5": "Movies",
	"IAB1-6": "Music",
	"IAB1-7": "Television",
	"IAB2": "Automotive",

	PROJECT_ID=dev
	PROJECT_DIR=/home/maxix/Workspace/prestashop
	DOCKER_EXTERNAL_NETWORK=dev_net
	PS_DOMAIN=localhost:10080

	HTTP_PORT=10080
	MYSQL_PORT=13306

	public class Product {
	private final String prop1;
	private final String prop2;

	private Product(Builder builder) {
	this.prop1 = builder.prop1;
	this.prop2 = builder.prop2;
	}

	// ...

	@font-face {
	font-family: "Proxima Nova";
	src: url(data:font/opentype;base64,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