In this tutorial you will get JavaScript captcha example. Captcha is used to determine whether or not the user that is filling and submitting a web form is human. While developing web projects we often require to add captcha feature. So here I have shared the simplest way to create captcha in JavaScript. It will …
Here you will learn about dangling reference and dangling pointer in C. In computer programming, memory is allocated for holding data object. After the work is done the memory is deallocated so that this memory can be used to store any other data object. Also Read: void pointer in C What is Dangling Pointer? While programming, …
In this tutorial you will learn how to configure Apache Tomcat server in Eclipse IDE. Eclipse is a very popular IDE for developing Java applications. When you will download Eclipse, it doesn’t come with Tomcat server installed in it. Below is the step by step guide to download Apache Tomcat v7.0 and then add it to …
Here you will get Kali Linux commands list (cheat sheet). Kali Linux is a Debian-based Linux distribution which was developed for penetration testing and security auditing. It provides various tools for testing security vulnerabilities. It is widely used by hackers for hacking purpose. If you have ever tried wifi password hacking then you might be …
In this example I will show you the simplest way to insert date and time in MySQL database using Java. This example is for inserting current date and time. You can parse any date and time to insert. Below are the steps to do this. How to Insert Date and Time in MySQL Using …
In this tutorial I will teach you the simplest way to create Java SOAP web service using Eclipse IDE. I have created this example using Eclipse Kepler. I am sure it will work with any other Eclipse version. But make sure your IDE contains Apache Tomcat and Apache Axis. Apache Axis will do the work …
In this tutorial you will learn how to convert ArrayList to Array in Java. Mainly there are two ways to convert ArrayList to array. Using manual way Using toArray() method Below I have share an example for both the ways. How to Convert ArrayList to Array in Java Convert Using Manual Way In this method …
Here you will get an example of android session management using SharedPreferences. If you don’t know about SharedPreferences then read my previous tutorial: Android SharedPreferences Example In this tutorial you will learn how to manage login session of user. The whole process works like this: When user enters correct username and password then the login details …
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