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  How to choose quality painted auto parts

Selecting high-quality painted auto parts for your car is key to enhancing its attractiveness and increasing its resale value. In this article, you will learn how to wisely choose parts that not only perfectly fit your vehicle but also ensure its longevity and value. Dive into the topic Let's say you have a Mazda CX-5 that requires a bumper replacement. For example, here is such a rich selection of Mazda painted parts, that you might start to wonder about the differences between them. In genera...

   CAR,AUTO PARTS     2024-04-09 07:47:55

  this in JavaScript in detail

this in JavaScript is always confusing, it is one of the most frequently seen traps in JavaScript. this is not a good design in JavaScript(You can refer some other design flaws of JavaScript here), since it's lazy binding feature, it can be a global object, the current object or.... Some people even avoid using this in JavaScript. Actually if you master how this works, then you will know how to stay away from these traps. Let's take a look at what this points to in below situations. 1. In global...

   JavaScript,this,bind     2013-05-09 18:35:12

  Three ways to define class in JavaScript

In object oriented programming, class is the template of object, it defines the properties and methods of a group of objects. Unfortunately, JavaScript doesn't support class, but we can have some workarounds to simulate class.1. Constructor functionThis is the classical approach, it is also the approach mentioned in many text books. It uses the constructor function to simulate class and it uses the keyword this to represent the object internally.function Cat() {　　this.name = "Kelly...

   JavaScript,Class,Method,Private,Inheritance     2012-07-09 11:59:51

  How to Choose the Right Ruby on Rails Hosting Platform

Over the last decade, Ruby on Rails has become an increasingly popular framework for web-based apps. At its beginnings, hosting Rails was a real challenge and required a fair amount of relevant know-how. Nowadays, there are dozens of hosting platforms that provide cheap and accessible services for building and deploying Rails apps. In general, the choice of hosting should be based on your requirements and technical skills – some platforms are much more difficult to handle than others. Here...

   ruby on rails, ruby hosting     2015-01-30 06:27:47

  Must-Have Tech for Your Living Room

The living room is considered by many to be the central point of the home. Therefore, it makes sense that you would want to equip it with lots of enhancements to make it more relaxing and a great place for entertaining yourself, members of your family or household, and any guests. With so many different technological advancements over the last couple of decades, though, you might be stuck as to what you should pick and what would fit in with your lifestyle. To help you out a little, we have put...

   SMART HOME,RADIO     2020-10-26 10:14:32

  Unix Philosophy

First, let me tell two stories.The first one is one Japan soap factory had a problem that they sometimes shipped empty boxes to the customer without soap inside. So they spend much time and money to invent a X-ray machine to check whether the soap box is empty.The same thing happens in a small factory which doesn't have too much money. The solution of them to solve this problem is they use a desk fan to blow the empty boxes out of the belt and into a bin.The second story is NASA finds that in sp...

   Unix Philosophy,Simple,Rules     2012-05-06 06:49:26

  How Query Optimizer Works in RDBMS

In a previous post, we discussed how the various relational operators are implemented in relational database systems. If you have read that post, you probably still remember that there are a few alternative implementations for every operator. Thus, how should RDBMS determine which algorithm (or implementation) to use? Obviously, to optimize the performance for any query, RDBMS has to select the correct the algorithm based on the query. It would not be desirable to always use the same algori...

   DATABASE,DATABASE DESIGN,DATABASE OPTIMIZATION     2019-04-20 07:26:32

  Will China surpass United States on innovation?

I had some discussions on whether China would surpass United States on innovation with some entrepreneurs during last weekend's APEC. The conclusion is United Stats has advantages on innovation today, but in the future, China's innovation will be more widespread and successful. For the next 10 years, what advantages do United States and China have? Actually United States has obvious advantages, especially on innovation structure and innovation culture. Technology -- It's undoubted that Unit...

   Innovation,China,United States     2013-07-15 04:40:12

  Understand JavaScript prototype

For an front end programming language like JavaScript, if we want to understand its OOP feature, we need to understand its objects, prototype chain, execution context, closure and this keyword in deep. If you have a good understanding on these concepts, you should be confident that you can handle this language well. The inheritance in JavaScript is not class inheritance like Java, but it adopts another mechanism-- prototype inheritance. The key to prototype inheritance is the prototype chain mec...

   JavaScript, prototype, __proto__     2013-02-02 02:34:09

  Why my Website Contact form is not converting enough traffic?

Contact forms are a very common part of any website and anybody can overlook them. Generally people try to choose it as their first solution but they do not realize that they are actually hurting the growth of their business. WordPress currently power more than 66 million websites but it would be good if your website is existing because of one of the most popular Content Management Systems of the world. Everyone starting from blogger to the person sitting next door use this tool for making their...

   website contact form tutorial     2014-11-17 05:04:03

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