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  try { return } finally {}

Do you know what value will be printed when following program is ran? class Test { public int aaa() { int x = 1; try { return ++x; } catch (Exception e) { } finally { ++x; } return x; } public static void main(String[] args) { Test t = new Test(); int y = t.aaa(); System.out.println(y); } } And before answering the above question, do you have answers to following questions? If ther...

   JAVA,JAVA INTERVIEW QUESTION     2016-09-26 08:06:28

  Check whether a remote server port is open on Linux

As a system administrator or network engineer or application developer, there is a need to check whether a port on remote server is open so that you can tell whether the service under check is running or not. In this post, we would cover a few methods to check whether a remote server port is open or not on Linux. telnet telnet is the most frequently used command on both Windows and Linux to check port. The simple usage for this command is  telnet [host] [port] When the port is open, the o...

   LINUX,TELNET,PORT,NC,NMAP     2017-12-23 11:45:20

  When a CA becomes untrustable

Information security has become a vital part of people's life, especially for those people who spend much time online. Tons of data are being transmitted over the internet every second. These data include user ids, passwords, credit card information etc and some of them are sensitive information which needs secure way to transmit. Hence different protocols have been developed including SSL/TLS to encrypt data transmitted over the internet. The core of these security protocols is the certifi...

   APPLE,SECURITY,GOOGLE,MOZILLA,NEWS,WOSIGN     2016-10-01 23:03:44

  Exploring Open edX: A Global Platform for Online Education

Understanding Open edX The digital education sector has seen a rise in platforms that enhance global learning access. Open edX, in particular, has made a significant mark with its comprehensive and robust features. Companies like Raccoon Gang offer specialized open edX services to further enhance this platform's capabilities. This article delves into the essence of Open edX, highlighting its key components and global appeal. Open edX Core Features Course Authoring: User-friendly tools for cou...

   OPENEDX,LEARNING     2024-06-04 23:09:45

  Spring – Web sockets in Java Development

Experts of java development team are sharing this article with entire java development community. The purpose behind intending this post is to explain spring – Web sockets as a concept to rest of the world. Technology: Web socket is the one of the protocol supported by web-browsers and web-servers. It provides the two-way communication between client and server. It is used in any Java application for providing the two way communication between client and server. It opens a connection betw...

   JAVA DEVELOPMENT,SPRING,JAVA TECHNOLOGY     2016-09-13 03:56:54

  Why exception would be thrown when deleting element while looping through HashMap in Java

HashMap and other Collection types are frequently used in Java application programming. This post will explain why exception would be thrown when deleting element with Map.remove() while looping through a Map using Iterator. This issue would also occur to other Collection types such as Set, List. Below is a sample code snippet demonstrating the exception thrown. Map<String,String> map = Collections.synchronizedMap(new TreeMap<String,String>()); map.put("key1","value1"); map.put("ke...

   JAVA,HASHMAP,CONCURRENTMODIFICATIONEXCEPTION     2018-06-30 12:49:09

  Useful functions to provide secure PHP application

Security is a very important aspect of programming. There are many functions or modules in any kind of real programming language providing security functionalities  In modern websites, we may often get inputs form users all around the world.There is a famous saying which says that never trust user input. So in web programming languages, we will often see functions which will guarantee the security of the data input from users. Today we will cover some of these functions in the most famous o...

   PHP,security,SQL Injection,XSS,AJAX     2014-10-30 04:21:59

  6 Reasons Why Devs Should Learn Ruby on Rails

Ruby on Rails has during the last ten years become an increasingly popular framework for web app development. The current shaky economy and rapidly changing tech environment requires the art of app building to be faster and more cost-effective. That's why becoming fluent in Rails might be a great way for developers to expand their knowledge, which can land them a number of great jobs or interesting projects, as well as grant access to a thriving community. Let's start with the basics – wha...

   Ruby on Rails,Advantage     2014-07-25 10:56:29

  Developing an eCommerce Website? Here are 4 Things to Keep in Mind

  When it comes to Web development, it is a complicated process. There is a plethora of facets to assess, from performance to user experience. As far as building an eCommerce site is concerned, it is quite a challenging task. Most of the users tend to visit the website in order to gather information about and purchase products. For this reason, a Web Application Development Company tries its best to make this process intuitive and effortless. Besides considering usability, there are some po...

       2015-12-22 05:28:33

  Accounting Software: What Is it And Why Do We Need It?

As a business owner, you need to do everything that you can to ensure that your business operates as efficiently as possible and that you can provide the best possible service to your clients. For many business owners, one of the major challenges of running their business is financial management. While managing your accounts might not be the most glamorous aspects of running a business, it is crucial to gain control of your finances for your company to succeed.  With the right small busine...

   ACCOUNTING     2021-03-17 04:11:01

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