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Articles on Trending Technologies
Technical articles with clear explanations and examples
How to deploy windows deployment services on server 2012 r2
What is WDS?Windows Deployment Services allows you to deploy windows operating systems on your client machines.Suppose you have 200 machines on your network and you would like to install Windows 10 on them. You can configure WDS and network boot those machines without installing windows separately using CD or DVD.Deployment ScenarioThere are many WDS deployment scenarios. But for this tutorial, we are assuming WDS and DHCP which are installed on the same server (DHCP can also be running separately on some other Windows or Linux server machine).PrerequisiteMake sure that, your DHCP is already running with an active scope. Following are ...
Read MoreJava Virtual Machine (JVM) Stack Area
Following are some key points to undertstand JVM Stack Area −During the creation of a thread, the Java Virtual Machine creates a separate stack.The JVM performs only two operations upon this stack. The operations are push (i.e insert) and pop (i.e delete).When a thread is currently in execution, the stack associated with it is known as runtime stack.Every method call done by the thread, intermediate calculations, assignment of local variables, calling parameters etc, are stored as an operation in the runtime stack.Once the thread stops or completes executing, the respective part from the stack is deleted.Once all the calls by ...
Read MoreHow to parse a JSON string using Streaming API in Java?
The Streaming API consists of an important interface JsonParser and this interface contains methods to parse JSON in a streaming way and provides forward, read-only access to JSON data. The Json class contains the methods to create parsers from input sources. We can parse a JSON using the static method createParser() of Json class.Syntaxpublic static JsonParser createParser(Reader reader)Exampleimport java.io.*; import javax.json.Json; import javax.json.stream.JsonParser; import javax.json.stream.JsonParser.Event; public class JSONParseringTest { public static void main(String[] args) { String jsonString = "{"name":"Adithya", "employeeId":"115", "age":"30"}"; JsonParser parser = ...
Read MoreThe magnitude of big data
Large volumes of structured and unstructured data are essentially referred to as ‘Big Data;’ and is produced by almost all sources around us such as social media exchange, digital processes, mobile devices, sensors etc. Big Data provides insights into patterns, trends, and correlations with other entities in the business world. Big Data swamps businesses on a regular daily basis, and due to the speed and accuracy with which it is analyzed, it leads to enhanced and accurate decisions via tactical business steps. As it is variable and complex and comes from various sources, it is imperative to connect it and ...
Read MoreDefining internet of things iot for businesses
In today’s world, the biggest technology trend is the ‘Internet of Things (IoT);’ and true enough it is defining our lives, the way we work; shaping and influencing businesses, and governments too. It is the ‘next big thing’ or is simply being termed as a revolution/progression of the web, and is being touted as far bigger than anyone has been able to fathom in technology, where machine to machine and man to machine interaction is moving towards new heights.GuesstimatesIt is estimated that by 2020 there will be around 26 billion devices (as per the firm Gartner) that will be connected ...
Read MoreHow to create a JSON Object using Object Model in Java?
The javax.json.JsonObject interface can represent an immutable JSON object value and provides an unmodifiable map view to the JSON object name/value mappings. A JsonObject instance can be created from an input source using the static method readObject() of javax.json.JsonReader class and also can be created using the static method createObjectBuilder() of javax.json.Json class.Syntaxpublic static JsonObjectBuilder createObjectBuilder()Exampleimport java.io.*; import javax.json.*; public class JsonObjectTest { public static void main(String[] args) throws Exception { JsonObjectBuilder builder = Json.createObjectBuilder(); builder.add("Name", "Adithya"); builder.add("Designation", "Python ...
Read MoreFind my public ip address from linux command line
An IP address stands for Internet Protocol Address. Devices are assigned with specified IP Address to identify the device which are connected on internet. Public IP addresses are routable on Internet and are generally provided by an ISP (Internet service provider) which are accessible over the Internet.Do you know how to find public IP address from Linux command line? There are several ways to find and identify public IP address. For example, we can use third party websites or “shell” commands. This article provides simple methods to find public IP address from command line on Linux.Who Uses Public IP Addresses?Public ...
Read MoreCount the number of threads in a process on linux
Linux process can be visualized as a running instance of a program where each thread in the Linux is nothing but a flow of execution of the processes. Do you know how to see the number of threads per process on Linux environment? There are several ways to count the number of threads. This article deals with, how to read the information about processes on Linux and also to count the number of threads per process.Read Process InformationTo read the process information use ‘ps’ command. This command is used to read a snapshot of the current processes on Linux. However, ...
Read MoreMobile ip a complete solution for emerging communications
The world is now embracing connectivity and communication like never before through the application of various mobility based devices. Mobile computing devices such as mobile phones, palmtops etc. have become a part of our daily routine as they are convenient and effective to use.Mobile IP (Internet Protocol) serves the needs of the burgeoning population of mobile computer users who wish to connect to the Internet and maintain communications as they move from place to place.Mobile IP (or MIP) is an Internet Engineering Task Force (IETF) standard communications protocol that is designed to allow mobile device users to move from one network ...
Read MoreGetting started with coding
Looking to explore the world of online programming? then, there is good news to all of you!! Currently, there are few online programming websites which offer free services. Tutorialspoint is one such provider. Few years back, Tutorialspoint.com started compiler online service and based on the excellent response, the company has enhanced the service which is renamed as “Coding Ground”. It is a one stop solution for aspiring programmers and IT professionals to start coding in their relevant software without any installation requirement.The biggest technology innovators like Google, Microsoft or Amazon were built due to the consistent effort of programmers as ...
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