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Vrundesha Joshi has Published 288 Articles
Vrundesha Joshi
4K+ Views
In this program we will see how to find the largest number from a block of bytes using 8085.Problem StatementWrite 8085 Assembly language program to find the largest number from a block of bytes.DiscussionIn this program the data are stored at location 8001H onwards. The 8000H is containing the size ... Read More
Vrundesha Joshi
1K+ Views
To set the background color for a navigation bar we can either do it programmatically or through the storyboard if it is on storyboard.Method 1Let's see how to change the background color of a navigation bar through the storyboard editor.Create a new project, select it's view controller and embed in ... Read More
Vrundesha Joshi
4K+ Views
The equivalent of Java long in the context of MySQL variables is BigInt.In Java, the long datatype takes 8 bytes while BigInt also takes the same number of bytes.Demo of Java longHere is the demo of Java long −public class JavaLongDemo { public static void main(String[]args) { ... Read More
Vrundesha Joshi
2K+ Views
To get records from NOW()-1 Day, you can use the following syntax −select *from yourTableName where yourColumnName >=now()-interval 1 day;To understand the above syntax, let us first create a table. The query to create a table.mysql> create table GetRecordsFromNow −> ( −> YourDateTime datetime ... Read More
Vrundesha Joshi
2K+ Views
To check how many users are present in MySQL, use MySQL.user table. The syntax is as follows to check how many users are present.mysql> SELECT User FROM mysql.user;The following output displays the users −+------------------+ | User | +------------------+ ... Read More
Vrundesha Joshi
1K+ Views
You can compare DATE string with string from DATETIME field with the help of DATE() function in MySQL.The syntax is as follows −select *from yourTableName where DATE(yourColumnName) = ’anyDateString’;To understand the above syntax, let us create a table and set some datetime values in the table. The query to create ... Read More
Vrundesha Joshi
126 Views
Let’s say we have a database “business” with number of tables. If you want to Get the fields in each constraint, then use the below query.The below query is to get the fields in each one of those constraints −mysql> select * −> from information_schema.key_column_usage −> where constraint_schema = 'business';The ... Read More
Vrundesha Joshi
5K+ Views
To select domain name from email address, you can use in-built SUBSTRING_INDEX() function from MySQL.To understand the concept, let us create a table. The following is the query to create a table.mysql> create table selectDomainNameOnly −> ( −> UserEmailAddress varchar(200) −> ... Read More
Vrundesha Joshi
20K+ Views
To get the first n characters of string with MySQL, use LEFT(). To get the last n char of string, the RIGHT() method is used in MySQL.The syntax for RIGHT() method is as follows −SELECT RIGHT(yourColumnName, valueOfN) as anyVariableName from yourTableName;To understand the above concept, let us create a table. ... Read More
Vrundesha Joshi
587 Views
To convert int to current format, use CONCAT() with FORMAT() function from MySQL.The syntax is as follows −SELECT CONCAT(‘CurrencySymbol’, FORMAT(yourColumnName, valueAfterDecimal)) as AnyVariableName from yourTableName;To understand the above syntax, let us create a table. The query to create a table −mysql> create table AddingCurrencySymbolDemo −> ( ... Read More