How much? Kolik stojí foo? : How much is it? Jogurt stojí 10 korun. : Yogurt costs 10 crowns. Co je to? : What is it? (Co: What, je: is, to: it) Ano : Yes Ne : No A : And Aha : I see. to je Jogurt. : It is Yogurt. To není Yogurt. : It is n…

Just I deleted my Facebook account, after 24 hours when I announced it on Facebook.If the friend of mine see this page, I have to say again that you can contact with me by Skype or mail.This was the thing that I thought I have to do it sin…

My Vim ManualSorry Vim. I have used you many times, for a long time. But I did not understand you deeply. Now it is time to do it. Help Basic: :help About Normal Mode: :help x About Visual Mode: :help v_u Grep: :helpgrep word File open/clo…

Install and use tmux which is multi window tool in the terminal.Tmux official page: tmuxEnvironment: Host OS: Mac, Guest OS: Fedora23 Install tmux Check the list of current installed dnf packages. tmux is not installed. $ dnf list installe…

sudo setings to use any command without password.Not to forget it.Environment: Host OS: Mac, Guest OS: Fedora 23 # visudo %your_name ALL=(ALL) NOPASSWD: ALL $ sudo your_any_command

I started my training for the bouldering again in Brno, Czech Republic. It was tough training, as it is long time no see it.And I could get the lesson with my coach. I was very happy for that. It was a quite helpful for me. I am going to k…

Cheese! Meat! Vegetarian foods Vietnamese food

I spent time for a day in Bangkok, Thailand for the transit of my airplane. The airplane from Tokyo Japan to Bangkok Thailand, and one from Bangkok Thailand to Vienna AustriaTheir airplane fee were same price. I wish Japan's airplane becom…

Photos in Kamakura, Japan. It was a wonderful memory. Good bye Japan. See you next time.

I stayed in Japan a few weeks for my tasks. I had a good time there."Oyaki", in Nagano, Japan. Soba noodle in Nagano. Ramen noodle in Nagano. "Gyudon" Beef rice in Tokyo. "Yakitori" (grilled chicken) restaurant.

Summary Try below Ruby static analysis tools. Rubocop: Check Ruby code by Rudy Style Guide. Reek: The tool which find bad smell that may (but not necessarily do) indicate a deeper problem. Brakeman: A vulnerability scanner for Ruby and Rai…

Try to use static analysis tools for C language on Mac, such as Perl's Perl::Critic, PHP's phpcs.Tried Clang Static Analyzer, and Splint. Clang Static Analyzer A lint tool for Mac, and UNIX platform. Install Download checker-NNN.tar.bz2 fi…

Fedora 23 is using GRUB2 as boot loader, and systemd that was replaced from SysV Init Script.Maybe because of systemd, the Linux's boot is very faster than past Fedora Linux (Fedora Core 2 or 3) that I used past time.Today I want to write …

If you want to check all the warnings about your code on gcc, I guess we should use not "-Wall" but "-Werror".See below gcc 5.3 manual. Warning Options - Using the GNU Compiler Collection (GCC) Werror Make all warnings into errors. Wall Th…

I visited "Festival of Genomics London" in ExCel London Exhibition Centre, at January 20th, 21st, 2016.Genomics is one of my hobby.My impressed points Climax of Cambridge and Genome Campus in Hinxton, south of Cambridge are the centre of G…

I installed Fedora 23 by minimal package type. "ifconfig", "netstat", "route" commands are not included.Yes, these commands are included in net-tools package. and it was deprecated and obsolete in 2009.This document for net-tools. net-tool…

Install Fedora Linux 23 on Virtual Box as guest OS.Select "Server" type, and download iso image of DVD. https://getfedora.org/en/server/download/Installation policy. Minimum install. CPU: Intel 64 bit Memory: 1024 MB HDD: 20 GB Setting of …

Install GDB on Mac 10.9. $ brew install gdb Load one c compiled binary file. $ gdb bin/thread GNU gdb (GDB) 7.10.1 ... Got an error. (gdb) run Starting program: /Users/jun.aruga/git/multi_test/bin/thread Unable to find Mach task port for p…

I want to use the tool to check memory leak for C program in Mac.I am using Mac OSX 10.9. There is one tool "Valgrind", it is Valgrind http://valgrind.org/ This tool is supporting Linux and Mac OS X. But OSX is for only 10.10.But I found o…

Azure Window is in the west coast of Gozo island. And I guess there is the most popular place for sightseeing in Gozo island.I recommend Malta (Malta island, Gozo island) as a 2nd Europe travel. I recommend Barcelona as a 1st Europe travel…

This week I was in Gozo island, Malta. You can go to Gozo island from Malta island by Ferry.When you go to from Malta island to Gozo island by ferry, it is free. You need to pay when you go from Gozo island to Malta island.During the ferry…

Japan Tokyo I would recommend 2 gyms in Tokyo. The web site for the Pump is supporting English. It looks much better for English speaking persons. Pump Climbing Gym & Bouldering Gym &Shop PUMP T-Wall http://twall.jp T-Wall Kinshi-tyou Visi…

My favourite 2 musics in my junior high school period. Mozert, Requirem, Herbert Von Karajan www.youtube.com Morzert, Symphony No. 40 www.youtube.com My favourite 2 musics in my high school period. Tchaikovsky, Symphony No. 5, Bernstein ww…

I'm considering a communication with Facebook. It takes the time from me.New Feed of Facebook.I started to use bellow addons for Firefox only to use Facebook Messenger as a trial.This addon can restrict seeing for specified web site. addon…

Use bus 51, 52, 53 or X3 from Valletta or city area to Mdina.Beautiful traditional building area.

Maltese Spagetti In St Julian's, Malata The area near Valletta Main Bus Terminal. Malta island's all the area is starting from this terminal. If you do not how you can go to somewhere in Malta island, you can go to the main bus terminal. T…

I changed my ruby scripts to gem package. Prepare Module name is "recommendation_sample". This is used below way in Ruby code. require 'recommendation_sample' See below URL about module name. http://guides.rubygems.org/name-your-gemThe dif…

Watching Matz's video, check Ruby v2.3.0 new features. https://www.youtube.com/watch?v=E9bO1uqs4Oc&t=532This time, only features in the video.See all the new futures for detail. https://github.com/ruby/ruby/blob/trunk/doc/NEWS-2.3.0 did_yo…

Install Ruby v2.3.0 from source Ruby source code is managed by SVN server. But this time I will use Github mirror.At first, I will do fork ruby source from original source of github to my repository of github, as I may modify it later.And …

Memo for Ruby Core develop. Core Developer Github mirror: https://github.com/ruby/ruby Ruby Core: https://www.ruby-lang.org/en/community/ruby-core/ Wiki: https://bugs.ruby-lang.org/projects/ruby/wiki Release Engineering to know the structu…