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winse / DumpClassURL.java
Created December 29, 2011 10:26 — forked from rednaxelafx/DumpClassURL.java
Using the ProtectionDomain of an InstanceKlass to see where it was loaded from, with Attach API this time
import java.lang.instrument.Instrumentation;
import java.net.URL;
import java.security.CodeSource;
import java.security.ProtectionDomain;
import java.util.Arrays;
import java.util.Comparator;
public class DumpClassURL {
public static void agentmain(String agentArgs, Instrumentation inst) {
Class<?>[] classes = inst.getAllLoadedClasses();
@winse
winse / redis.sort.log
Created October 21, 2014 08:18
redis sort
127.0.0.1:8888> sadd mylist 8 13 9 1 4 888 14 143
(integer) 8
127.0.0.1:8888> SCARD mylist
(integer) 8
127.0.0.1:8888> SMEMBERS mylist
1) "1"
2) "4"
3) "8"
4) "9"
5) "13"
@winse
winse / fileserver.tomcat.changed.diff
Last active August 29, 2015 14:07
file explorer server on tomcat
[root@docker apache-tomcat-7.0.37]# git diff --cached
diff --git a/bin/catalina.sh b/bin/catalina.sh
old mode 100644
new mode 100755
diff --git a/bin/configtest.sh b/bin/configtest.sh
old mode 100644
new mode 100755
diff --git a/bin/daemon.sh b/bin/daemon.sh
old mode 100644
new mode 100755
@winse
winse / install-lrzsz.md
Created October 2, 2014 05:37
install lrzsz logs.

Package Manager

yum install lrzsz

Compile

# https://ohse.de/uwe/software/lrzsz.html
@winse
winse / HelloScalaMapRed.scala
Created September 13, 2014 08:53
Scala on Hadoop sample。
package com.github.winse.hadoop
import org.apache.hadoop.mapreduce.Job
import org.apache.hadoop.mapreduce.Reducer
import org.apache.hadoop.io.Text
import org.apache.hadoop.io.IntWritable
import org.apache.hadoop.io.LongWritable
import org.apache.hadoop.mapreduce.Mapper
import org.apache.hadoop.conf.Configuration
import org.apache.hadoop.mapreduce.lib.input.FileInputFormat
@winse
winse / HelloSubmitMR.java
Last active August 29, 2015 14:06
windows下，直接对mapreduce程度打包jar，然后提交给resourcemanager执行的主程序的父类。
import java.io.IOException;
import java.util.StringTokenizer;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
@winse
winse / GZipFileWriteTest.java
Created September 11, 2014 09:34
io read/write
import static org.junit.Assert.assertEquals;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
@winse
winse / redisclient-patch-add-comment.txt
Created September 4, 2014 10:59
diff --git a/src/main/java/com/cxy/redisclient/integration/I18nFile.java b/src/main/java/com/cxy/redisclient/integration/I18nFile.java
index 1df1322..302e279 100644
--- a/src/main/java/com/cxy/redisclient/integration/I18nFile.java
+++ b/src/main/java/com/cxy/redisclient/integration/I18nFile.java
@@ -49,6 +49,8 @@ public class I18nFile extends PropertyFile {
public static final String NAME = "NAME";
public static final String TYPE = "TYPE";
public static final String SIZE = "SIZE";
+ public static final String COMMENT = "COMMENT";
+
@winse
winse / npp-windows.bat
Created July 21, 2014 06:37
url-editable, 注册自定义的url-protocol
@echo off
rem npp-windows app...
rem http://stackoverflow.com/questions/636381/what-is-the-best-way-to-do-a-substring-in-a-batch-file
set fileRelativePath=%1
set filepath="%~dp0..\..\%fileRelativePath:~17,-1%"
start E:\local\usr\share\npp\notepad++.exe %filepath%
rem pause
@winse
winse / phoenix4.hello.sql
Last active August 29, 2015 14:04
phoenix4使用笔记
$ [hadoop@umcc97-44 phoenix-4.0.0-incubating]$ bin/sqlline.py localhost
/*
hbase(main):020:0> describe 't1'
DESCRIPTION ENABLED
't1', {NAME => 'f1', DATA_BLOCK_ENCODING => 'NONE', BLOOMFILTER => 'ROW', REPLICATION_SCOPE => '0', VERSIONS => '1', COMPRESS true
ION => 'NONE', MIN_VERSIONS => '0', TTL => 'FOREVER', KEEP_DELETED_CELLS => 'false', BLOCKSIZE => '65536', IN_MEMORY => 'fals
e', BLOCKCACHE => 'true', METADATA => {'ENCODE_ON_DISK' => 'true'}}
1 row(s) in 0.0830 seconds