To show the schema, we can use the DESC command. This gives the description about the table structure. The following is the syntax. DESCRIBE yourDatabasename.yourTableName; Let us implement the above syntax. mysql> DESCRIBE business.student; The following is the output. +-------+--------------+------+-----+---------+-------+ | Field | Type         | Null | Key | ... Read More

There are two types of variables: global variables and local variables. The scope of global variables is the entire program whereas the scope of local variable is limited to the function where it is defined.Example def func(): x = "Python" s = "test" ... Read More

Python does not have unary increment/decrement operator (++/--). Instead to increment a value, usea += 1to decrement a value, use −a -= 1Example>>> a = 0 >>> >>> #Increment >>> a +=1 >>> >>> #Decrement >>> a -= 1 >>> >>> #value of a >>> a 0Python does not provide ... Read More

Python provides different modules like urllib, requests etc to download files from the web. I am going to use the request library of python to efficiently download files from the URLs.Let’s start a look at step by step procedure to download files using URLs using request library−1. Import moduleimport requests2. ... Read More

In Java, we use inheritance to allow the creation of a hierarchical classification of classes and objects. As the name suggests, inheritance is the ability of a class to inherit members of another class. The class whose properties are inherited is called a superclass whereas the class that inherits a ... Read More

There is no such thing as a static class in C++. The closest approximation is a class that only contains static data members and static methods.Static data members in a class are shared by all the class objects as there is only one copy of them in the memory, regardless ... Read More

Currently there are lots of professional cartoonizer applications available in the market but most of the them are not freeware. In order to get the basic cartoon effect, we just need the bilateral filter and some edge dectection mechanism. The bilateral filter will reduce the color palette, which is essential ... Read More

For HTML5 Canvas degree symbol, try to run the following code −                          body {             margin:5em;             background:#eee;             text-align:center ... Read More

You can try to run the following code to draw an oval in HTML5 canvas −Example                                  // canvas          var c = document.getElementById('newCanvas');         ... Read More

This example demonstrate about How to resize Image in Android App.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.           ... Read More