SEARCH KEYWORD -- Distributed system


  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

  Top 10 essential Java classes

When we write Java programs, we will frequently use some classes such as java.lang.String. There are some essential Java classes which we may use frequently, there is no strict rules for the selection of essential Java classes, in fact there are no rules followed. It depends on what projects you are doing or what you have done,, so every one may have his own choices about the top essential Java classes in his mind. Here we list the top 10 essential Java classes you may agree with.1. java.lang.St...

   Java,class,essential class,top 10     2012-06-04 09:44:19

  A plugin to update last_error in Delayed Job

delayed_job is a process based asynchronous task processing gem which can be ran at background. It will fork the specified number of processes to execute the tasks asynchronously. The task status is usually stored in the database so that it can be easily integrated into a Rails application where asynchronous job execution is desired. Normally when a job fails to execute or error occurs, it would save the error into the database with the column last_error. Ideally all these will be handled b...

   RUBY,RUBY ON RAILS,DELAYED JOB,LAST_ERROR     2017-11-18 13:05:49

  New features in Java 9

Java 9 is planned to be released in March 2017. It will be 3 years since Java 8 was released. Are you still excited about the new features introduced in Java 8 such as Lambda, new Date APIs etc? Now Java 9 is to be released and there are also quite a few fantastic new features to be introduced. Below is a list of major new features in Java 9. Modular system. Java 9 will introduce a brand new modular system to organize Java codes. The modular system will divide different packages into diffe...

   JAVA,NEW FEATURE,JAVA 9     2016-04-05 09:56:01

  Samsung announces Galaxy S III mini

Samsung announces Galaxy S III mini today, compared to Galaxy S III, the mini version has some changes in screen size and configurations. Below are the detail configurations of Galaxy S III mini: 4-inch screen 800 × 480 resolution 5-megapixel primary camera, VGA front camera 1GHz dual-core processor Android 4.1 operating system Support the Samsung S Voice Personal Assistant, NFC and S Beam transmission function 1GB RAM, two versions with 8GB and 16GB memory, expandable to 32GB with microS...

   Galaxy S III mini,Configuration     2012-10-11 19:27:53

  Apple CEO criticizes Windows 8 on D10

In the D10 Digital Conference held by The Wall Street Journal, Apple’s CEO Tim Cook expressed his sharp criticism about Windows 8 to be launched by Microsoft. According to Cook, the idea of this OS attempting to perfectly apply to both tablet and PC is far from realistic.On D10, Tim Cook said : "[With Windows 8, Microsoft] is pulling all of the leg weight of the PC market. You wind up with something that's very similar to what tablets were 10 years ago. The more you look at combining th...

   Apple CEO,Tim Cook,Windows 8,D10     2012-05-31 05:31:32

  Tips for a better first-time hackathon experience

Here are a few things you can consider. These are by no means the only way to go about hackathons, just what's worked for me.ProjectI strongly strongly recommend doing something you haven't done before. Even if you're going into a hackathon with the intention of winning, trying something new is always fun and will keep you engaged throughout the event. Jump into mobile development, try hardware hacking, write a compiler, whatever; it's always fun to try out new things.Sticking to things you're c...

   hackathon     2014-03-31 07:25:09

  Top 3 Cybersecurity Trends to Watch Out for Today

One trend in cybersecurity that never changes is that it’s getting more important with every passing year. According to statistics, the number of cyberattacks and severity of the losses they incur are growing at an alarming rate. Every day about 24,000 of malicious mobile apps get blocked yet more pop up overnight. For a business today cybersecurity isn’t an option, it’s a necessary measure one needs to invest in heavily. And it’s essential to follow the trends and develo...

   SECURITY,CYBER SECURITY     2019-05-14 09:03:24

  Comparable and comparator in Java

Comparable and comparator are two similar interfaces used to compare objects in Java. When we want to sort a list of objects such as Employee or User etc, we may need to implement these interfaces to make them comparable as we want. However, there are some differences between comparable and comparator interface.ComparableA comparable object is capable of comparing itself with another object. The class itself must implements the java.lang.Comparable interface in order to be able to compare its in...

   Java,Comparable,Comparator,Sort     2012-07-04 12:06:15

  Use progressive JPEG to improve user experience

JPEG image files can have two different save types : Baseline JPEG and Progressive JPEG. Both of them have the same extension name but with different display effect. Baseline JPEG This type of JPEG files are scanned from top to bottom consecutively, each line of the image data will be saved sequentially. When opening this kind of images, data will be displayed with the save order line by line until all the data are read. If the image size is very large or network speed is very slow, the image wi...

   USER EXPERIENCE,PROGRESSIVE JPEG,BASELINE JPEG     2013-07-25 08:11:50

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