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  Why do I need a debugger?

  When I begin to learn a new programming language, I will try and master the debugger for it as early as possible. For example, in 2013, while I touched the Go, there seems only gdb for use. Although gdb itself is not a good choice (From Debugging Go Code with GDB): As a consequence, although GDB can be useful in some situations, it is not a reliable debugger for Go programs, particularly heavily concurrent ones. But at that time there was no other choice. So after delve&nb...

       2017-07-21 22:53:16

  GIF’s - Effective Engagement Tool Of Elearning

Elearning has been continuously facing the challenge of keeping the learners engaged. Many methods are being used to ensure that the learner understands the concepts even without an instructor. The inclusion of various multimedia modes like informative audios, videos, games, animations, etc. has become almost necessary to include as these are considered to make the concepts easier to understand.  In a nutshell, there are many advantages of using multimedia in an eLearning program, however, ...

   GIF,ELEARNING     2021-09-23 07:17:52

  Easy Ways To Make Sure Your Website Is Ready For Mobile First Users

Websites are no longer a novelty or a useful complement to a brick and mortar store. They are an essential part of everyday life. The average American is spending up to ten hours every day online.   Businesses exist solely online, entrepreneurs with great ideas can start up online with very little help and even the most casual of users know what looks good. Consumers aren’t likely to forgive mistakes. If your website isn’t completely user-friendly, they know they ...

   SEO,MOBILE SEO,MOBILE DEVELOPMENT,MOBILE USABILITY     2018-09-17 03:57:15

  VirtualBox Q&A(Host OS: Windows; Guest OS: Ubuntu)

This is a Q&A post after sharing Guide for installing Ubuntu in VirtualBox on Windows 1. If the resolution of the installed guest OS on the VirtualBox is too small(For example 640x480) and you cannot adjust it through System Settings -> Display, what should you do? A: In this case, it is mostly probably you don't have the VirtualBox Guest Additions installed. You can install the Guest Additions on your guest OS by: sudo apt-get install virtualbox-guest-dkms Then restart the VM and you wil...

   VIRTUALBOX,HOST ONLY,RESOLUTION,Q&A,STATIC IP     2016-08-12 04:24:40

  Time-saving tips Linux users should know

As a programmer or system administrator, we have more chances of working on *nix platforms. It's tough experience when first start use *nix as we need to face a black screen without knowing what's behind it. Now, if we can have some resources to rely on, then we will find the beautify of *nix. They are fast, efficient and most importantly sexy. Below are some great tips for helping Linux users get used to Linux. This list is a bit long. So be patient. To get more information on a command mention...

   Linux,Tips     2013-09-03 22:30:48

  Build route graph of Hurricane Sandy

Hurricane Sandy swept US east side and landed in New York, it killed 113 persons and incurred 50 billion US dollars economic loss. Sandy is also considered as the most expensive hurricane. We will now use matplotlib and basemap libraries in Python to build a route graph of Sandy. Below is the animated GIF. Shadow is added in the graph to show the time at night, we can see from the graph that Sandy stayed a while in Panama after emerging, then it went through Cuba and became Hurricane-2. Late...

   Hurricane Sandy,Route graph,Python     2012-11-17 07:58:13

  Demo on creating worker pool in GoLang

A worker pool is a pool where a specified number of workers(usually goroutine) created and run to pick up tasks. This can allow multiple tasks to be ran at the same time while keeping the number of workers a fixed number to avoid overuse of resource in the program. There are usually two approaches of creating worker pool. One is with fixed number of workers pre-created One is creating worker when needed until the max number of workers created In this post, we will cover the demonstration of cr...

   WORKER POOL,GOLANG,GOROUTINE     2021-01-24 05:04:00

  Why do people hate Windows?

Windows brought us into PC era, it becomes the most widely used OS in the past 20 or so years. But unfortunately there are still many people hate Windows. Is it because we may encounter the notorious blue screen issue now and then?  People hate Microsoft Windows for the same reason they hate Comcast, United Airlines, or Paypal.Once Microsoft gained a dominant market position, it completely and utterly took its customers for granted. It became arrogant and complacent, causing customers to fe...

   Windows,Hate     2013-08-02 21:13:53

  Where Have You Installed Your Python Packages?

Preface I am writing this article because I recently noticed in the Python community that there are several frequently asked questions: Why does running the command after installing pip result in a "executable not found" error? Why does importing a module result in a "ModuleNotFound" error? Why can I run my code in PyCharm, but it doesn't work in the command prompt? Rather than just providing solutions, it is better to teach people how to fish. To address these types of issues, you need to und...

   PYTHON,PATH,PATH_PREFIX,PACKAGE LOCATION     2023-12-17 01:03:45

  Make Big Data Collection Efficient with Hadoop Architecture and Design Tools

Hadoop architecture and design is popular to spread small array of code to large number of computers. That is why big data collection can be made more efficient with hadoop architecture and design. Hadoop is an open source system where you are free to make changes and design new tools according to your business requirement.   Here we will discuss most popular tools under the category Hadoop development and how they are helpful for big projects. Ambari and Hive– When you are designing...

   HADOOP ARCHITECTURE,HADOOP HIVE ARCHITECTURE,HADOOP ARCHITECTURE AND DESIGN     2015-09-17 05:24:44

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