maiha’s gists

maiha / error.log

Created April 9, 2012 01:02

Child Error Task process exit with nonzero status of 1

	% hadoop jar /usr/lib/hadoop-0.20/hadoop-examples.jar grep songs.csv output '20'
	12/04/09 09:28:04 WARN snappy.LoadSnappy: Snappy native library is available
	12/04/09 09:28:04 INFO util.NativeCodeLoader: Loaded the native-hadoop library
	12/04/09 09:28:04 INFO snappy.LoadSnappy: Snappy native library loaded
	12/04/09 09:28:04 INFO mapred.FileInputFormat: Total input paths to process : 1
	12/04/09 09:28:05 INFO mapred.JobClient: Running job: job_201204031541_0033
	12/04/09 09:28:06 INFO mapred.JobClient: map 0% reduce 0%
	12/04/09 09:28:09 INFO mapred.JobClient: Task Id : attempt_201204031541_0033_m_000003_0, Status : FAILED
	java.lang.Throwable: Child Error
	at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:242)

maiha / gist:2340650

Created April 9, 2012 01:09

Hadoopの完全分散環境で動くScalaの実コードがあるサイトまとめ

	* http://d.hatena.ne.jp/fits/20101010
	* http://d.hatena.ne.jp/fits/20101026
	* http://www.mwsoft.jp/programming/hadoop/scala_mapreduce_setup.html
	* http://www.mwsoft.jp/programming/hadoop/jobtracker_install.html

maiha / gist:2354394

Created April 10, 2012 20:52

Test a compress can be used or not

	% hbase org.apache.hadoop.hbase.util.CompressionTest foo snappy
	12/04/11 05:49:50 WARN snappy.LoadSnappy: Snappy native library is available
	12/04/11 05:49:50 INFO util.NativeCodeLoader: Loaded the native-hadoop library
	12/04/11 05:49:50 INFO snappy.LoadSnappy: Snappy native library loaded
	12/04/11 05:49:50 INFO compress.CodecPool: Got brand-new compressor
	SUCCESS

	% hbase org.apache.hadoop.hbase.util.CompressionTest foo lzo
	12/04/11 05:49:57 INFO lzo.GPLNativeCodeLoader: Loaded native gpl library
	12/04/11 05:49:57 INFO lzo.LzoCodec: Successfully loaded & initialized native-lzo library [hadoop-lzo rev 6bb1b7f8b9044d8df9b4d2b6641db7658aab3cf8]

maiha / gist:2426632

Created April 20, 2012 06:43

APT-Cache-Limit

	# aptitude update
	...
	パッケージリストを読み込んでいます... エラー!
	E: 動的 MMap が範囲を越えました。APT::Cache-Limit の大きさを増やしてください。現在値は 25165824 です (man 5 apt.conf を参照)。
	E: yate-scripts を処理中にエラーが発生しました (NewVersion1)
	E: Problem with MergeList /var/lib/apt/lists/jp.archive.ubuntu.com_ubuntu_dists_maverick_universe_binary-amd64_Packages
	W: Unable to munmap
	E: パッケージリストまたはステータスファイルを解釈またはオープンすることができません。

	# vi /etc/apt/apt.conf.d/70debconf

maiha / gist:3877900

Created October 12, 2012 08:03

awesome_print

	##################################################
	### Before

	irb(main):001:0> Song.limit(2)
	Song Load (0.2ms) SELECT "songs".* FROM "songs" LIMIT 2
	=> [#<Song id: 5, key: "55197", name: "CONTRADICTION", singer: "ももいろクローバーZ", lyric: "前田たかひろ", music: "大隅知宇", body: "飼い馴らせない欲望を\n恥じるのなら\n�...", created_at: "2012-09-19 22:08:16", updated_at: "2012-09-19 22:29:21">, #<Song id: 6, key: "57767", name: "サンタさん", singer: "ももいろクローバーZ", lyric: "前山田健一", music: "前山田健一", body: " ランランラン…\n\nせーの!\nメリークリ�...", created_at: "2012-09-19 22:08:16", updated_at: "2012-09-19 22:29:21">]

	##################################################
	### Install

maiha / validate_local_cache.sh

Last active December 11, 2015 23:58 — forked from raggi/validate_local_cache.sh

maiha / rails3-save-without-validations.rb

Created February 14, 2013 05:07

save without validations and callbacks in rails3

	begin
	klass.skip_callback(:create, :save)
	record.save!(:validate => false)
	ensure
	klass.set_callback(:create, :save)
	end

maiha / ANNA☆Sワンマン14セトリ.txt

Created February 24, 2013 13:37

maiha / Life goes on(DLH).txt

Last active December 14, 2015 03:49

maiha / ANNA☆Sワンマン12セトリ.txt

Created February 27, 2013 14:28