SEARCH KEYWORD -- Early release


  Tips for improving PHP efficiency

0. Using single quote to replace double quote to enclose string literal, this will be a bit faster. Because PHP engine will search variables in double quoted string. 1. If a method in class can be declared as static, then make it static, this will be 4 times faster. 2. $row["id"] is 7 times faster than $row[id] 3. echo is faster than print, and you should use multiple parameters instead of string concatenation, i.e use comma(,) instead of dot(.) to concatenate string. For example echo $str1,$str...

   PHP, efficiency, tips     2012-10-01 19:39:06

  Lenovo becomes the king of PC

According to Sina Tech, Data from market research firm IDC and Gartner shows that Lenovo defeats Hewlett-Packard to become the largest PC manufacturer in the world In the second quarter , global PC shipments dropped by 11%, the fifth consecutive quarter of decline.In October 2012, Gartner ranked Lenovo as the world's largest PC manufacturer, but IDC data ranked HP as the largest PC manufacturer. However, the rank of largest PC manufacturer between IDC and Gartner has no difference this time.Gar...

   Lenovo,PC,HP,IDC     2013-07-11 04:52:04

  GitHub Copilot may generate code containing GPL code

GitHub Copilot is a new AI-powered code completion tool that can generate code snippets from natural language descriptions. It is powered by OpenAI Codex, a deep learning system that has been trained on billions of lines of public code. GitHub Copilot claims to be a “copilot, not a pilot”, meaning that it is not intended to write code for you, but rather to help you write code faster and better. However, some developers have raised concerns about the legal and ethical implications of...

   GITHUB COPILOT,GPL     2023-04-21 14:21:29

  How does iPhone 5 compete with the latest Android and Windows Phone?

Apple's latest release of the iPhone 5 finally resolves some key issues: the larger screen, high-speed 4G LTE network, as well as a higher pixel front camera, which previously were the advantages of the Android phone. In addition, one-piece aluminum housing also gains praise. How does IPhone 5 compete with the latest Android and Windows Phone? In fact, Apple is now facing more intense competition.The most significant upgrade is the new display, 4-inch retina display compared with the old is a gr...

   iPhone 5,Android,Windows Phone,Comparison     2012-09-12 21:58:27

  this keyword in Lambda expression in Java 8

Since the release of Java 8, people are excited to see a big feature added to this language which is existing in other languages for a long time -- Lambda expression. The introduction of lambda expression in Java 8 gives people an easy way or a vertical to horizontal way to solve problems. There are many posts on the Internet which shows how to use lambda expression in Java, such as Lambda Quick Start and Java 8 Lambda Expressions Tutorial with Examples. In this post, we will only focus on the t...

   THIS,LAMBDA EXPRESSION,JAVA 8     2014-06-01 03:57:05

  Install PHP 8 in WampServer

With the release of PHP 8.4, there are some new features added in, it reminds me that I may need to upgrade my development environment PHP version as well. It has php 5.x and php 7.x installed already, now I need to add php 8.x as well. This post will show the steps to achieve this. Step 1 Install PHP 8.x The first step is that we need to download the new PHP version. Here we chose PHP 8.1.31. Once the zip file is downloaded, unzip it and copy the folder to c:/wamp64/bin/php and rename the folde...

   WAMP,GUIDE,PHP VERSION,PHP 8     2024-11-24 02:43:22

  Jack Ma : Where are you going during the weekends?

Jack Ma, the Chinese e-commerce giant Alibaba founder and executive chairman, was reported to show up in a night club named Dragon-i in Hong Kong on 17th August night (Beijing Time).  It became the headline in China soon after this news was reported as many people thought it was quite unusual that a successful and super rich business man like him would show up in night clubs. Jack Ma explained on his Weibo(China's Twitter) on this and he posted a question to people as well which ...

   Alibaba, Jack Ma, Night club, Bar, Hong Kong     2015-08-23 02:42:59

  Intel disclosed more configuration details of Win8 Tablet PC

Intel disclosed more hardware configuration information for future Windows 8 Tablet PC in a conference in Beijing on Thursday  Tablet PC equipped with Microsoft new operating system is expected to be released in the second half of this year.Intel shows a Win8 Tablet PC model with Clover Trail platform Atom Z2760 processor, the dual-core processor support "burst mode" (burst mode, when needed to quickly improve performance) and Hyper-Threading Hyper-Threading can make dual-core chips in some...

   Intel,Win8 Hardware comfiguration     2012-04-14 00:20:47

  Install multiple versions of Go

As a developer, there might be need in some cases to have multiple versions of Go installed. One may test out some new features of the latest version of Go but also wanna maintain a stable version of Go for daily development purpose. How to maintain multiple versions of Go? The GoLang official website has provided a way to maintain multiple versions of Go by using go get to install the different versions of Go. Below are steps: Download a normal version of Go and install it Go to the Go release...

   MULTIPLE VERSION,GO BINARY,GO VERSION     2021-05-16 02:01:46

  iPhone 5 first weekend sales over 5 million

Within 24 hours openning for pre-order, 2 million iPhone 5 have been ordered, Apple announces that  sales of iPhone 5 are over 5 million in 3 days on sale., in addition, iOS devices upgraded to iOS6 are around 100 million. Apple CEO Tim Cook says : Demand for iPhone 5 has been incredible and we are working hard to get an iPhone 5 into the hands of every customer who wants one as quickly as possible,While we have sold out of our initial supply, stores continue to receive iPhone 5 shipments ...

   iPhone5,,iOS6,sale,pre-order     2012-09-24 10:55:12

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