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Karthikeya Boyini has Published 2383 Articles
![karthikeya Boyini](https://www.tutorialspoint.com/assets/profiles/13518/profile/60_31598-1537784993.jpg)
karthikeya Boyini
225 Views
payU money is a payment gateway which is more popular in Indian online markets. To Integrate payU money we need to go through a few steps. Be careful with integrating payU and do not skip any of the steps of integration.Sign Up with payU money.Once you sign up, your key ... Read More
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karthikeya Boyini
246 Views
To return order of MySQL SHOW COLUMNS, you need to use ORDER BY clause. The syntax is as follows −SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.COLUMNS WHERE table_name = ‘yourTableName’ AND column_name LIKE 'yourStartColumnName%' ORDER BY column_name DESC;Let us create a table in database TEST. The query to create a table is as ... Read More
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karthikeya Boyini
3K+ Views
The “HH” format in Java Date is like 00, 01, 02, 03, … 23 hour. Use SimpleDateFormat("HH") to get the same format and in that way you can format hour.// displaying hour in HH format SimpleDateFormat simpleformat = new SimpleDateFormat("HH"); String strHour = simpleformat.format(new Date()); System.out.println("Hour in HH format = ... Read More
![karthikeya Boyini](https://www.tutorialspoint.com/assets/profiles/13518/profile/60_31598-1537784993.jpg)
karthikeya Boyini
648 Views
You do not need to store a field PRICE as an int or as float in the database. For this, you can set the DECIMAL()..Most of the time integers can be used to represent the float point numbers and these integers are internally cast into DECIMAL() data type. Therefore, if ... Read More
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karthikeya Boyini
403 Views
The “kk” format in Java Date is used to format hour in 01-24 format. Use SimpleDateFormat("kk") to get the same format.// displaying hour in kk format SimpleDateFormat simpleformat = new SimpleDateFormat("kk"); String strHour = simpleformat.format(new Date()); System.out.println("Hour in kk format = "+strHour);Above, we have used the SimpleDateFormat class, therefore the ... Read More
![karthikeya Boyini](https://www.tutorialspoint.com/assets/profiles/13518/profile/60_31598-1537784993.jpg)
karthikeya Boyini
126 Views
You don’t need to use two where clauses. Use two conditions using the LIKE operator and AND operator.To understand how to use LIKE for this, let us create a table. The query to create a table is as follows −mysql> create table WhereDemo -> ( -> Id int, ... Read More
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karthikeya Boyini
184 Views
The “mm” format is to format minutes i.e. 01, 02, 03, 04, etc. Here, we will use the following −SimpleDateFormat("mm");Let us see an example −// displaying minutes in mm format SimpleDateFormat simpleformat = new SimpleDateFormat("mm"); String strMinute = simpleformat.format(new Date()); System.out.println("Minutes in mm format = "+strMinute);Above, we have used the ... Read More
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karthikeya Boyini
2K+ Views
For data analysis, Exploratory Data Analysis (EDA) must be your first step. Exploratory Data Analysis helps us to −To give insight into a data set.Understand the underlying structure.Extract important parameters and relationships that hold between them.Test underlying assumptions.Understanding EDA using sample Data setTo understand EDA using python, we can take ... Read More
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karthikeya Boyini
4K+ Views
You need to use ADD KEY to make a column with Key=MUL. The syntax is as follows −ALTER TABLE yourTableName MODIFY COLUMN yourColumnName data type, ADD KEY(yourColumnName);To understand the above syntax, let us create a table. The query to create a table is as follows −mysql> create table Instructor ... Read More
![karthikeya Boyini](https://www.tutorialspoint.com/assets/profiles/13518/profile/60_31598-1537784993.jpg)
karthikeya Boyini
74 Views
DecimalFormat is a concrete subclass of NumberFormat that formats decimal numbers.Let us set DecimalFormat("000E00") first −Format f = new DecimalFormat("000E00");Now, we will format a number and display the result in a string using the format() method −String res = f.format(-5977.3427);Since, we have used both Format and DecimalFormat class in Java, ... Read More