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  How can you test if your VPN is working properly?

Installing a VPN on your device is one of the essential steps you need to take in order to have a safe and pleasant online experience. It good functioning is in your best interest and this is why you need to make sure that your VPN is working properly. Unfortunately, a lot of problems can occur if it turns out that your VPN is not up to the task and that it has some leaks.  Can a leak really occur? To answer you most directly – Yes! Yes, it can! Unfortunately, no system is perfect an...

   VPN     2020-09-17 06:53:19

  Why MySQL 8 drops support of query cache

Many of you may have heard or used MySQL's query cache, because it used to be a popular way to improve MySQL's performance. As an important feature for improving MySQL's performance, the query cache was often recommended as a solution for slow queries. However, why has MySQL 8 abandoned the query cache? Today, we will analyze and explore this decision. What is query cache? According to official document: The query cache stores the text of a SELECT statement together with the correspon...

   MYSQL 8,QUERY CACHE     2023-03-11 09:05:17

  Tencent CEO : Mobile social gaming will be the profit breakthrough point of WeChat

Tencent CEO Ma Huateng said mobile social gaming would be one of the biggest light spot and also the profit profit breakthrough point of WeChat.Mr. Ma thinks that the principle of public accounts of WeChat is very simple, In the early period of QQ, users could also send messages and feedback, the reason why WeChat is so charming is because the phone has audio and video capabilities, this is very different from the text on the PC. Public account service providers can send voice passages to users ...

   Tencent,WeChat,GMIC     2013-05-07 07:27:23

  Haxe: Another multiplatform language

There are two kinds of programmers: One is using different languages to solve problems, the other is inventing languages to solve problems. Haxe is an emerging open source programming language which is universal, powerful and easy-to-use. Some languages claimed they were multiplatform languages, such as Java, C# and ActionScript. They all are based on some platforms, Java has JVM, C# has .Net and ActionScript has Flash Player. While Haxe is a trule multiplatform language, it can be used to devel...

   Haxe,Multiplatform,Open source     2012-06-11 08:08:28

  If programming language is a knife, what would it be?

The following diagram shows that if is a programming language is a knife, what would it be.? This figure I personally feel very interesting.I try to give my  explanation for some languages  here:.C + +, C and Pascal are the Swiss Army knife. The knife of the C language has a USB, that can do hardware operation. C++, a knife with everything, C + + is a variety of languages​​. Swiss army knife (figure C+ + is very powerful, do not think that it is fictional, this knife is r...

   Programming language,Knife,Swiss army life     2012-04-21 00:52:22

  Tips to improve JavaScript efficiency

Writing JavaScript code is tedious and error prone. You not only need to implement the necessary functions, but also need to ensure cross browser compatibility. This often causes the low efficiency of JavaScript developers. Here we recommend 12 tips you can benefit from. 1. Remove array element by index If we want to remove one element in an array, we can use splice. function removeByIndex(arr, index) { arr.splice(index, 1); } test = new Array(); test[0] = ’Apple’; test[1] = &rsq...

   JavaScript,Tips,Array     2013-07-27 20:50:40

  What does a contemporary web developer need to know?

The early ages of web era mainly consisted of webpages of text and links. At that time,Netscape was the still dominant of web browser market. As a web developer, you could develop web apps(or better to call web pages) easily with knowledge of HTML only. But with the evolution of web, new technologies came out, we can see more robust web apps around us everywhere. Today as a web developer, the ability to run and configure a web server and edit HTML to create some simple web pages has lost almost ...

   Web design,Advice     2013-12-20 06:31:51

  TIOBE : No news today

TIOBE released the programming index for September 2012. There is no big change for this month compared to last month, the top 3 are still C, Java and Objective-C. In top 20, only Transact-SQL exchanged the position with VB.NET. Java shows trend of drop, will it be worse because of the ignorance of Java's vulnerabilities by Oracle. This index shows that the programing lnaguage market is quite normal, no big events. Except Objective-C, in recent years there are no other new languages which have b...

   TIOBE,Objective-C,Index     2012-09-05 07:36:07

  Instagram gains 78% more visits after acquired by Facebook

Since Instagram was acquired by Facebook, its popularity continually heats up. Some  data shows that independent views of  Instagram surges 78%.In April, Instagram’s website saw a 78 percent uptick in unique visitors in the U.S., making the web property of the photo-sharing phenom the highest gaining site on the Internet for the month, according to analytics firm comScore.. For an application whose all functions are present in the mobile terminal, the site of Instagram is onl...

   Facebook,Instagram,App,Website     2012-05-28 05:45:32

  Use CSS calc to align an element vertically

calc function is a function introduced in CSS3, it can be used to calculate length values. There are a few good features which make it suitable for aligning an element vertically. One good part is that the operands can have different units like percentage, px, rem etc. This makes it very flexible when calculating the length value. One example: .rect{ margin-top:20px; height:50px; background:green; width:calc(100%-20px); } Here the left operand uses percentage while the right one ...

   CSS3,CALC,VERTICAL ALIGN     2019-08-23 20:30:23

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