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  How many Java programmers are there in the world?

Oracle says its 9,000,000, Wikipedia says its 10 million, NumberOf.net gives the exact number of Java programmers, 9007346.But how many Java programmers are there really? We cannot call everyone on the planet to ask whether he/she is a Java programmer or not.So we can only rely on some indirect methods to estimate, such as government statistics (There are around 43 million programmers in the world), TIOBE and Langpop, Employment portals, Eclipse and Tomcat download numbers.Download number of Ecl...

   Java programmer,number     2012-07-20 11:57:19

  Macro to change text color conditionally in Excel

Macros are small but very powerful VBA programs in Microsoft Office software. They can help us complete some repeated tasks automatically. Today, I will show you one macro example which is to change the text color conditionally. The excel file has a work sheet which contains some records of request. I want to check the status of each request, if the status of a request is approved, the text color of the status should be green; if the status of a request is rejected, the text color of the status ...

   Macro,Excel,Text color,Conditionally     2012-07-07 12:53:28

  What did iPhone bring to us in the past 5 years?

It is five years now since the first iPhone was released on 29th June 2007. In these 5 years, iPhone is the biggest variable in technology industry on this planet. It brings revolutionary change to many industries including the mobile phone, communication and Internet. It brings us into the era of mobile web. BuzzFeed collected a series of pictures to summarize the changes brought to us by iPhone in these 5 years. Here are some of them.1. Apple is the most valuable company in the worldIn August ...

   Apple,Change,World,Flash,iPhone     2012-07-09 14:27:32

  Data from iPhone 5 event

Apple finally unveils iPhone 5 on an event at the Moscone Center in San Francisco. At the beginning of the event, Apple showed us some data. There will be 380 Apple Retail Stores opened across 13 countries Last year Apple Retail Store welcomed 83 million customers 7 million Mountain Lion upgrades since last month It ranked the first place in sales for Macbook Air in United States, it has 27% market share in July From April to July, 17 million iPads are sold 84 million iPads are sold until thi...

   Apple,iPhone 5,event,data     2012-09-12 21:26:03

  Chrome overtakes IE as the No.1 browser

According to data from market research company StartCounter, by May 2012, Chrome has overtakes IE as the No. 1 web browser globally. Firefox and Safari is following IE to be 3rd and 4th most popular web browser.In May, market share of Chrome is 33%, while IE only gets 32%. Firefox is slowly dropping, which has a share of 25%.  However, with release date of Windows 8 approaching, IE 10 will also be shipped with Win8, at that time, the number of users who use IE may increase because according...

   Chrome,No.1,IE,StatCounter     2012-05-21 06:03:04

  First Chinese app on Google Glass : PM25.in

PM25.in is an open source PM2.5 project developed by BestApp. It retrieves PM2.5 data of different cities in China through a crawler and then processes the data retrieved. They also created an API which enables third parties to access these data. Now the team has built something new, they moved this project to Google Glass and developed the world's first Chinese Google Glass application -- PM25.in. Now users with Google Glass can check PM2.5 of different cities in China. The final effect on Goog...

   Google Glass,China,PM25.in,BestApp     2013-06-23 10:17:40

  A simple tutorial about CSS flex property

CSS Flexbox is a layout module that makes it easier to create flexible and responsive layouts in CSS. It provides a simple and powerful way to align elements within a container and distribute space between them. To use flexbox, you need to set the display property of an element to "flex". You can do this by adding the following rule to your CSS: .container { display: flex; } The flex container will now have two main axes: the main axis and the cross axis. By default, the main axis runs horizo...

   JUSTIFY-CONTENT,FLEX,CSS     2022-12-25 06:44:34

  Pinterest becomes the 3rd largest social network website in US

Digital marketing services company Experian Marketing Services's latest report shows the picture sharing website Pinterest has become the 3rd largest social network website in US following Facebook and Twitter. Its visits are more than LinkedIn and Google + now.Experian conducted a survey about social networking site visits in March,2012, the results show that visits of Facebook were more than 7 billion  Twitter got 182 million visits, Pinterest 104 million. However, the survey ...

   Pinterest,US,Facebook,Pin     2012-04-10 12:33:03

  Not better, but different

The most important feature of Apple products is usability--Simple, aesthetic, easy to use.Their products may not necessarily the most powerful, but they usually are the easiest to use. Following picture show a Mac (left) and a PC(right), which one looks better?Many products are trying to mimic these features, but one problem comes out:It's hard to keep a product simple while providing so many new features.If you continuously add new features to your product,  your product will become more c...

   Market positioning,Product manager     2012-05-19 13:29:20

  Ways to undo wrong Git operations

While using Git to version code, programmers would inevitably perform some invalid operations which are not expected. Sometimes it's difficult to deal with this kind of awkward situations. If the programmer chooses to undo the operation, the programmer needs to bear the risk of deleting something which is not supposed to be deleted if the undo is done improperly. If the programmer leaves it as is, the file needs to be updated again manually with a new commit. In this post, we will try to pr...

   GIT,GIT COMMIT,GIT RESET     2018-07-07 03:28:21

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