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  How I Learned to Program

Programming is, without a doubt, the most mentally rewarding thing I've ever done. Programming taught me that life should be fun, filled with creativity, and lived to the fullest. Programming taught me that anything is possible; I can do anything I want using only my mind. Programming also taught me that learning is fun. It showed me that the more you know, the more power you have. Programming showed me that a life filled with learning is a life worth living. Programming revealed to me wh...

   Programming,Tips,Write,Practice,Interest     2012-02-04 21:37:12

  How to teach "Modern" Perl?

Since I started my Perl Tutorial series a couple of people commented on what and how I am teaching.Some people asked why did I show "open or die" and why not using autodie. Others recommended the use IO::All instead of open.Another complaint was the introduction of time and localtime instead of DateTime.While I was mostly writing parts of my regular training material these comments led me to think about it again. I wonder how to teach Perl in 2012?When I started to write the tutorial I still cal...

   Perl,Trainning,Teach,Modern,Modern Perl     2011-11-15 08:40:18

  Useful git commands in daily work

In a developer's daily work, it is frequent to see lots of commits made. It would be a headache if one cannot use git commands well especially when in cases where some fixes need to be made on existing branches. There are some frequently used command such as git pull, git merge and git push. Apart from these, there are some other practical commands which may be useful for real use cases. This post will try to list some of them. git grep  It will lists all files containing the searched keywo...

   GIT,GIT COMMAND,GIT LOG     2022-05-01 03:17:15

  Install Open webOS on Linux

HP has just released its first beta version of the webOS, It is said the user experience of webOS is quite impressive, so I immediately had it installed on my PC. There are two versions of Beta release,one embedded version and one Ubuntu version. I briefly share my installation experience of webOS in Linux. In the official document, it says "By 'Linux' we mean 'Ubuntu Linux'", it doesn't support server version and 64 bit version of Ubuntu. Here I use Mint 13. 1. Clone source code from github Add...

   Linux,webOS,Ubuntu,embedded,HP     2012-09-10 19:36:30

  Why Outsourcing .Net Services is a Growing Trend?

IT companies are focusing more on .net for application development. This is because; the .net platform empowers developers with a wide range of tools and libraries to create diverse applications in an easy and efficient manner. The dot net framework allows users i.e. developers, to design and develop applications that can interact with web services and a range of online devices. .Net programming language is richer than others in many contexts. It has several objects oriented features like proper...

   dot net services, outsourcing, .net, framework     2014-10-23 22:30:43

  Remote execute command in Java example

Frequently there is a need to logon to a remote system and run some commands or programs to get the output, many software can serve this purpose such as putty and gitshell.These software usually provide secure access to the remote system. But have you ever wondered what to do if you need to run commands on many different systems at the same time and get all these results back at a single place? Especially in big data era, many tasks may run on different distributed systems and you want o have a ...

   JSch, Example, Distributed system, SSH2     2014-12-12 03:20:19

  What have been Facebook’s greatest technical accomplishments?

To maintain a large website which gets billions of requests er day and keeps very fast response speed is not an easy task. Many big companies are trying best to improve user experience by adopting different techniques. There is a question on Quora which asks "What have been Facebook’s greatest technical accomplishments?". There is a person who worked in Facebook before provided an answer which helps us understanding how Facebook handles huge amount of traffic each day. Here is the answer f...

   Facebook, Design, Efficiency     2013-01-15 07:32:07

  Run JavaScript in GoLang

In some cases, there might be some JavaScript code needs to be ran in a GoLang project. Fortunately, there are a few libraries which support running JavaScript in GoLang. The most famous one would be v8. This is a Go API for the famous v8 JavaScript engine originally developed for the Chrominum project and the foundation of NodeJS. In this post, we will show some simple steps to get v8 working in a GoLang program on MacOS. First you need to install the package so that you can import it. Run...

   GOLANG,JAVASCRIPT,V8     2019-05-16 07:40:38

  I'm not good enough to work on open source software

Actually, that's not true - I've produced plenty of open source software over the years.  However, in a sense, it is true: only the very best actually get paid to work on open source software full time, and I'm not one of them.  People like Linus Torvalds.  People like Guido van Rossum, although even he supposedly divides his time, and does not work on Python full-time. Think about that.  Python is a hugely popular programming language used by many companies and ind...

   Open source,Free,Money,Full-time     2012-04-16 13:27:35

  How multitasking really works on Android and iOS

As the horsepower packed into mobile devices gets ever greater, more full-featured forms of multitasking are possible. The market leaders have very different ways of going about things, and there are numerous misconceptions about what is going on behind the scenes. This isn’t all the fault of the user, though. In the interest of ease of use, sometimes the multitasking metaphor is overly simplified on both Android and iOS. iOS: It’s more complicated than it looksEver since iOS...

   Android,iOs,Multitasking,Task bar     2012-01-06 09:58:09

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