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Tomokazu Imai bobbyjam99-zz

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@bobbyjam99-zz
bobbyjam99-zz / javase7.md
Last active August 29, 2015 13:57
Upgrade to Java SE 7 Programmer [1Z0-805] 自分用勉強メモ。内容の整合性は担保しませんのでAPIなり書籍なりでご確認下さい。

1. 言語の拡張

switch文の条件式

switch文の条件式に記述できる

  • byte
  • short
  • int
  • enum
  • String
@bobbyjam99-zz
bobbyjam99-zz / lpic-201.md
Last active August 29, 2015 13:57
LPIC Leve2 自習用メモ。

1.Linuxカーネル

カーネルバージョン確認

cat /proc/version
uname -r
head /usr/src/linux/Makefile #ソースからコンパイルした際
@bobbyjam99-zz
bobbyjam99-zz / App.java
Created April 8, 2014 09:13
POIでファイルにパスワード
package sample.poi;
import java.io.FileOutputStream;
import java.io.OutputStream;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.poifs.crypt.EncryptionInfo;
import org.apache.poi.poifs.crypt.EncryptionMode;
import org.apache.poi.poifs.crypt.Encryptor;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
@bobbyjam99-zz
bobbyjam99-zz / CustomerType.java
Created May 19, 2014 15:52
/**
* 顧客区分
*/
public enum CustomerType {
adult("おとな", 100),
child("こども", 50),
silver("シルバー", 20);
/** 名称 */
private String name;
@bobbyjam99-zz
bobbyjam99-zz / CloudSearchSample.java
Created June 22, 2014 06:10
AWS CloudSearchの検索APIサンプル
package org.bobbyjam99;
import org.apache.http.HttpEntity;
import org.apache.http.HttpStatus;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
@bobbyjam99-zz
bobbyjam99-zz / GrepUtil.java
Last active August 29, 2015 14:03
import java.io.BufferedReader;
import java.io.Reader;
import java.util.Arrays;
import java.util.List;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import java.util.stream.Stream;
/**
@bobbyjam99-zz
bobbyjam99-zz / GrepUtil.java
Created July 4, 2014 05:48
import java.io.BufferedReader;
import java.io.Reader;
import java.util.Arrays;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Stream;
public class GrepUtil {
public static Stream<String> grep(Reader reader, String... words) {
@bobbyjam99-zz
bobbyjam99-zz / App.java
Last active August 29, 2015 14:07
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
public class App {
public static void main(String[] args) {
@bobbyjam99-zz
bobbyjam99-zz / kowakunai_scala.md
Last active August 29, 2015 14:07
@bobbyjam99-zz
bobbyjam99-zz / springmvc_codereading.md
Last active August 29, 2015 14:07
  • DispatcherServlet#doService
    • WebApplicationContext等をrequestにsetした後 doDispatch メソッドを呼ぶ。
  • DispatcherServlet#doDispatch
    • RequestMappingで定義したメソッドを呼び出す
  • DispatcherServlet#render
    • レンダリング