Article Categories
- All Categories
-
Data Structure
-
Networking
-
RDBMS
-
Operating System
-
Java
-
MS Excel
-
iOS
-
HTML
-
CSS
-
Android
-
Python
-
C Programming
-
C++
-
C#
-
MongoDB
-
MySQL
-
Javascript
-
PHP
-
Economics & Finance
Articles by Lakshmi Srinivas
Page 23 of 24
How to install and configure dropbox as a service on centos 7
In this article, we will learn how to configure and install the Dropbox client and run as a service on CentOS7 server. This makes the server to connect with Dropbox and keep a copy of files synchronized. To complete the setup we needed a non-root user with Sudo permissions or a root user.Installing the Dropbox ClientWe can download the latest Linux Dropbox client from the below link.# cd ~ # curl -Lo dropbox-linux-x86_64.tar.gz https://www.dropbox.com/download?plat=lnx.x86_64After downloading, we need to create a folder for client software and extract the compressed file which we downloaded.# mkdir -p /opt/dropbox-client # tar xzfv dropbox-linux-x86_64.tar.gz --strip ...
Read MoreHow to use the new search engine jelly
With all new search engines available it makes finding things lot easier. Yes, we are talking about the latest trending search engine Jelly or let’s say Ask Jelly. A search engine for busy people. It gets custom and concise answers for humans. But feeling and understanding are things which people still do better than algorithms.The latest version of Jelly i.e. Jelly 2.1 has a new feature referred as the magic answers. It can answer tens of thousands of questions. By magic answer we means that one great or best answer will be shown which is highly relevant with your question. ...
Read MoreHow to install and use docker and containers on centos 7
In this article, we will learn how to install Dockers. Dockers is a very good tool which runs the application on its own containers. It works like a virtual machine which are more portable and more resource friendly and more dependent on the host OS. There are two methods of installing Docker on CentOS 7. First method is to by installation using the existing OS or spinning the server with a tool called Docker Machine and making the auto installation.Here for demo purpose, we will install on the existing OS.Installing the Docker on CentOS 7Before we begin the installation we ...
Read MoreHow to configure nginx with gzip module for compression on centos 7
In this article, we have configured Nginx which is already installed on CentOS 7 to serve the clients with gzip compression to reduce the size of the contents sent to the web site visitors. We can configure the websites to load faster which depends on the size of all the files that are downloaded by the web browser, we can do this by reducing the size of the files transmitted from the website and load faster, which also reduces the cost which we pay for the bandwidth usage. gzipis a popular data compression package, which we will configure Nginx with ...
Read MoreWhat does the bitwise right shift operator do in Java?
The left operand value is moved right by the number of bits specified by the right operand.Example: A >> 2 = 15 means 1111.
Read MoreWhat is the type of string literals in C and C++?
In C the type of a string literal is a char[]. In C++, an ordinary string literal has type 'array of n const char'. For example, The type of the string literal "Hello" is "array of 6 const char". It can, however, be converted to a const char* by array-to-pointer conversion.Note that Array-to-pointer conversion results in a pointer to the first element of the array.
Read MoreCan constructors be marked final, abstract or static in Java?
Except public, protected and, private constructor does not allow any other modifier. When you use a final keyword with a method or constructor it cannot be overridden. But, a constructor in Java cannot be overridden therefore, there is no need of using the final keyword with the constructor. Since you cannot override a constructor you cannot provide body to it if it is made abstract. Therefore, you cannot use abstract keyword with the constructor. If you want to invoke a member of a class before instantiating the class you need to use static before it. But, contractors are called ...
Read MoreWhat is a composition in Java?
The composition is also a type of aggregation where the relationship is restrictive i.e. If two objects are in composition, the composed object will not exist without the other.
Read MoreWhat is the purpose of System class in Java?
System class belongs to the package java.lang. It cannot be instantiated. A System class provides − standard output. error output streams. standard input and access to externally defined properties and environment variables. A utility method for quickly copying a portion of an array. a means of loading files and libraries. Following are the fields for java.lang.System class − static PrintStream err − This is the "standard" error output stream. static InputStream in − This is the "standard" input stream. static PrintStream out − This is the "standard" output stream.
Read MoreDouble click on ALV Grid to call Transaction and pass information in SAP
You can make use of field - “wa_selrow” to define which column was clicked. Also, change the grid from row selection mode to cell selection mode.wa_selrow contains which field it is calling the transaction regardless or the field you clicked on so based on the content of wa_selrow, you can control the call to the transaction.You can also turn on the debugger and double click on the field to check what value is getting passed into wa_selfield.
Read More