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  Stop obsessing over HTML5 and CSS3

As web designers, we all seem obsessed by HTML5 and CSS3 at the moment. Endless posts, tutorials and discussion about them dominate the blogosphere. But how much are we learning that can be applied today? Don’t get me wrong. We all need to understand HTML5 and CSS3. And a lot of it can be used today. My point is that we seem to be spending a disproportionate about of time reading up on the subject when so many other areas deserve our attention. While others are reading yet another tut...

   Clients, Opinion, Web Designers     2011-06-24 00:55:06

  Error handling in GoLang

Error handling is one of the must talked topics for any programming language. The program would be more reliable and stable if errors are handled properly and timely. Each programming language has its own way to handle error, this applies to GoLang as well. This post will discuss more about GoLang's error handling mechanism. Error handling Before talking more about GoLang's error handling, we can see how different programming languages are handling errors. C's error check The most direct way of ...

   GOLANG,ERROR HANDLING,FLUENT INTERFACE     2021-03-06 21:36:08

  How often to change a job?

Those people who choose to change jobs once a year or a few times a year, please keep in mind that if you do not have your own business plans or your own start-up ideas. The choice you have now may be fatal to your future career development. After talking with many development managers, architects, product managers, and other friends, I find the greatest feeling of them is that the vast majority of IT people do not know what they do. From the interviewer's point of view, if you don't know what y...

   CHANGE A JOB,2 YEARS     2012-04-06 11:18:50

  What is cache penetration, cache breakdown and cache avalanche?

When designing and developing highly available system, cache is an very important consideration. It is useful to cache some frequently accessed data so that they can be accessed quickly and also cache can protect the downstream system like DB from being hit too often.  To provide better cache design in large systems, some problems may need to be considered first. In this post, we will talk about some frequently discussed cache problems and mitigation plans. Cache penetration Cache penetrati...

   SYSTEM DESIGN,CACHE PENETRATION,CACHE BREAKDOWN,CACHE AVALANCHE     2020-04-10 08:43:00

  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

  Tips of Drafting an R Markdown Document

When presenting the data summary and exploratory analysis, we used to copy a lot of tables, charts from Rstudio to PowerPoint, which makes the presentation preparation painful. It becomes essential for data scientists to make use of better reporting tools, such as R markdown, Jupyter notebook to prepare the analysis presentation in a more efficient and organized way. Of course, we want this to be reproducible! In this post, I would like to share some tips of using the right tools to draw tables,...

   R PROGRAMMING     2020-11-01 23:09:45

  Inspiring facts about JavaScript

JavaScript has been advocated as the first language to be learned by people who want to program. We have discussed the reasons why we should do so. Recently with the popularity of Node.js, JavaScript has become a full-stack language,  it can be used as both frontend and backend programming language. Today we will give some hard facts which will convince you about the popularity of JavaScript. Just like William Ting said ""JavaScript will stay relevant as long as people use the internet". Ye...

   JavaScript,popularity     2014-06-07 08:52:36

  Ways to check existence of JavaScript object

The design of JavaScript is not so sophisticated. It's very easy for us to make mistakes if we are not very careful when using JavaScript. For example, to check the existence of JavaScript object. Now we want to check whether a global object myObj exists or not, if it doesn't exist, we declare it. The pseudo code for this is : if(myObj not exist){ declare myObj; } You may think it's very easy to write the code. In fact, it is much more difficult than we may think. Juriy Zaytsev says there are m...

   JAVASCRIPT,OBJECT,EXISTENCE     2020-09-12 02:14:02

  8 Step Guide to Rewrite Articles

Crafting an eye-catching article may be god-gifted talent, for many people. But anyone can learn the skill of article rewriting. You can find articles all around, newspapers, websites, and magazine even at the back of different products. These articles will give a basic understanding of what readers look into articles and what they expect. It will help you to craft an appealing article according to readers demand. For beginners, below you will find a list of four types of articles. Description...

   ARTICLE WRITE,TOOL     2019-05-15 07:58:52

  The requirements of DevOps development

DevOps has become a popular and commonly adopted software development model in IT industry in recent years. Its popularity is partially because it advocates it could improve software development efficiency, delivery speed and cost saving. This is especially favored by managers who become the main force to promote this type of development model in their companies. However, we must be cautious about DevOps model as well. With their advantages, they also bring challenges to development teams and th...

   AGILE,DEVOPS,SPRINT     2018-06-03 23:18:44

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