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Vrundesha Joshi has Published 289 Articles

Vrundesha Joshi
359 Views
Before getting into example, we should know what singleton design patter is. A singleton is a design pattern that restricts the instantiation of a class to only one instance. Notable uses include controlling concurrency, and creating a central point of access for an application to access its data store.This example demonstrate ... Read More

Vrundesha Joshi
269 Views
This example demonstrate about How to make a call in androidStep 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. In the above ... Read More

Vrundesha Joshi
333 Views
Before getting into example, we should know what singleton design pattern is. A singleton is a design pattern that restricts the instantiation of a class to only one instance. Notable uses include controlling concurrency and creating a central point of access for an application to access its data store.This example demonstrate ... Read More

Vrundesha Joshi
3K+ Views
You can use in-built function STR_TO_DATE() from MySQL. The syntax is as follows −SELECT STR_TO_DATE(CONCAT(yourYearColumName, '-', LPAD(yourMonthColumName, 2, '00'), '-', LPAD(yourDayColumName, 2, '00')), '%Y-%m-%d') as anyVariableName from yourTableName;To understand the above syntax, let us create a table. The query to create a table is as follows −mysql> create table DateCreateDemo ... Read More

Vrundesha Joshi
162 Views
You do not need to use values whenever you insert the results of a select. To insert the results of select, let us first create two tables.The first table query is as follows −< FirstTableDemo> mysql> create table FirstTableDemo −> ( −> StudentId int, −> StudentName varchar(100) ... Read More

Vrundesha Joshi
86 Views
To order by a field and list the NULL values first, you need to use the following syntax. This will order in descending order −select yourColumnName from yourTableName group by yourColumnName is null desc, yourColumnName desc;To understand the above syntax, let us first create a table −mysql> create table OrderByNullFirstDemo ... Read More

Vrundesha Joshi
7K+ Views
In this program we will see how to sort a block of bytes in descending order using bubble sorting technique.Problem StatementWrite8085 Assembly language program to sort numbers in descending order where n number of numbers are stored in consecutive memory locations starting from 8041H and the value of n is ... Read More

Vrundesha Joshi
4K+ Views
In this program we will see how to divide a 16-bit number by an 8-bit numberProblem StatementWrite 8085 Assembly language program to divide a 16-bit number by an 8-bit number.DiscussionIn this program we are taking the 16-bit number from 8000H and 8001H. The 8000H is holding the lower order byte ... Read More

Vrundesha Joshi
2K+ Views
The microcomputer system basically consists of three blocksThe microprocessorThe memories of microprocessor like EPROM and RAM andThe I/O ports by which they are connected.The possible data transfers are indicated below.Between the memory and microprocessor data transfer occurs by using the LDA and STA instructions.Between microprocessor and I/O ports also data ... Read More

Vrundesha Joshi
3K+ Views
In this program we will see how to find the HCF or GCD of two numbers using 8085.Problem StatementWrite 8085 Assembly language program to find the HCF of two numbers stored at memory location 8000H and 8001H.DiscussionThis problem is solved by the Euclidean algorithm to find HCF. This algorithm is ... Read More