komamitsu

Create /etc/systemd/system/xremap.service file

[Unit]
Description=xremap service
After=default.target

[Service]
ExecStart=/usr/bin/xremap /home/komamitsu/xremap.yml

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#include <stdio.h>
#include <ucontext.h>

#define N 1000000

int main(){
  int i = 0;
  ucontext_t ctxt;

  getcontext(&ctxt);

komamitsu

server.QueryResource#createQuery

• server.QueryResource#createQuery
  • server.ResourceUtil#createSessionForRequest
  • execution.SqlQueryManager#createQuery
    • sql.parser.SqlParser#createStatement
    • event.query.QueryMonitor#createdEvent
    • execution.SqlQueryExecution#addStateChangeListener
    • execution.SqlQueryManager.QueryStarter#submit
• execution.SqlQueryManager.QueryStarter.QueryQueue#enqueue

komamitsu

package org.example;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

komamitsu

package org.komamitsu.foobar;

import org.graalvm.nativeimage.IsolateThread;
import org.graalvm.nativeimage.c.function.CEntryPoint;
import org.graalvm.nativeimage.c.type.CCharPointer;
import org.graalvm.nativeimage.c.type.CTypeConversion;

public class SharedStringMethod
{
    @CEntryPoint(name = "add")

komamitsu

Start minikube

$ minikube start --cpus=4

Let's follow https://docs.k8ssandra.io/install/local/single-cluster-helm/ basically.

$ helm repo add k8ssandra https://helm.k8ssandra.io/stable

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Goal

• Make Muhenkan key a left Control key
• Make Hiragana Katakana key an Escape key
• Make Capslock key a Zenkaku Hankaku key

Options

• xmodmap: Easy, but my laptop's suspend/resume resets xmodmap configuration
• xkb: Let's try this

komamitsu

package org.komamitsu.unixdomainsockettest;

import java.net.StandardProtocolFamily;
import java.net.UnixDomainSocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;

komamitsu

fun calcite() {
    val schema = Frameworks.createRootSchema(true)
    val config = Frameworks.newConfigBuilder()
        .defaultSchema(schema)
        .sqlValidatorConfig(SqlValidator.Config.DEFAULT)
        .parserConfig(
            SqlParser.config()
                .withQuoting(Quoting.BRACKET)
                .withCaseSensitive(true)

komamitsu

    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"></uses-permission>
    <uses-permission android:name="android.permission.INTERNET"></uses-permission>