olegchir

# shortform git commands
alias g='git'

# get a list of all commit messages for a repo
git log --pretty=format:'%s'

# push changes to an empty git repository for the first time
git push --set-upstream origin master

# Remove + and - from start of diff lines

olegchir

#pragma once

class FakeInt {
public:
    FakeInt(int value)
        : value(value)
    {
    }
    operator int() const

olegchir

@SpringBootApplication
@EnableTask
public class SampleTask {

	@Bean
	public CommandLineRunner commandLineRunner() {
		return new HelloWorldCommandLineRunner();
	}

	public static void main(String[] args) {

olegchir

SQLClientHelper.inTransactionSingle(client, sqlConnection -> {
  return sqlConnection.rxExecute("INSERT INTO albums (name) VALUES ('The Israelites')")
    .andThen(sqlConnection.rxExecute("INSERT INTO tracks (album, name) VALUES ('The Israelites', 'Israelites')"))
    .andThen(sqlConnection.rxExecute("INSERT INTO tracks (album, name) VALUES ('The Israelites', 'Too Much Too Soon')"))
    .andThen(sqlConnection.rxQuery("SELECT name FROM tracks WHERE album = 'The Israelites'").map(ResultSet::getResults))
}).map(rows -> {
  // Transform DB rows into a client-friendly JSON object
}).subscribe(json -> {
  // Send JSON to the client
}, t -> {

olegchir

rest("/api/")
  .id("api-route")
  .consumes("application/json")
  .post("/bean")
  .bindingMode(RestBindingMode.json_xml)
  .type(MyBean.class)
  .to("direct:remoteService");

//...

olegchir

def clazz = new MethodCallExpression(new VariableExpression("this"), "getClass", EMPTY_ARGUMENTS)
def body = new ExpressionStatement(new MethodCallExpression(clazz, "getName", EMPTY_ARGUMENTS))
classNode.addMethod('getDescription', ACC_PUBLIC, STRING_TYPE, EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, body)

olegchir

//До 2.5 приходилось писать так:

def clazz = new MethodCallExpression(new VariableExpression("this"), "getClass", EMPTY_ARGUMENTS)
def body = new ExpressionStatement(new MethodCallExpression(clazz, "getName", EMPTY_ARGUMENTS))
classNode.addMethod('getDescription', ACC_PUBLIC, STRING_TYPE, EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, body)

//После 2.5 первые две строчки превращаются в такое:

def body = macro(true) {
    getClass().name

olegchir

object Config {
    var width: Int = 10
    private set
    init {
        val file = fopen("config.txt", "r")
        if (file != null) {
            try {
                val buffer = ByteArray(2 * 1024)
                while (true) {
                    val nextLine = fgets(buffer.refTo(0), buffer.size, file)?.toKString()

olegchir

object Config {
    private val icon_ = AtomicReference<Image>()
    val icon: Image
    get() = icon_.get()!!

    fun updateIcon(file: String) {
        val imageData = Image(file)
        icon_.compareAndSwap(icon_.get(), imageData.freeze())
    }
}

olegchir

<plugin>
  <groupId>com.google.cloud.tools</groupId>
  <artifactId>jib-maven-plugin</artifactId>
  <version>0.9.6</version>
  <configuration>
    <to>
      <image>gcr.io/my-project/image-built-with-jib</image>
    </to>
  </configuration>
</plugin>