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If you want to merging data from older database to new database in PostgreSQL or want to merge data from other database(db1) to another database(db2), follow these below steps:
from db1, export all the necessary tables to csv using:
copy (select *
I have been trying to write a code to solve sudoku. This method basically involves finding the empty elements in the list of input, then filling the empty elements with the possible values that can be used in that box by deleting the values present i
If you want to compute the difference of two or more than 2 array with index means to compare 2 array with the index of arrays for this you can use the predefined PHP function "array_diff_assoc()".
array_diff_assoc() compares array1 against array2 an
To maintain the data integrity sometimes we need the changes to database to occur when all of the actions have successfully finished. One of the examples is funds transfer from one account to another. One account should be debited and another a
Create a file Using Php
In PHP,we can use the fopen() function to create a file.
If we use fopen() on a file, it will create file(if that file does not exist) by given named.
Syntax:
fopen("testfile.txt", "Mode");
Both arguments are required
F
Hi folks,
The :nth-child(n) selector is a pseudo element. which show the position on there parents element.
You can use (even) and (odd) for all even or odd child element.
:nth-child(odd)
For example:-
tr:nth-child(2n+1)
Represents the o
What is node js module?
In node js module are JavaScript libraries, or set of functions you want include in your application. Also, each module can be placed in a separate.js file under separate folder. Node js module make your application more stru
Hello Reader's, If you want to make some animation to enhance the text then in this blog you can learn this.
Animation is the property by virtue of which you can put the motion in any entity.
In this blog we will translate a text inside the a di
Hello Readers,
In today's blog we will discuss about @Output decorator in Angular2 component.
Introduction: Angular2 is totally based on component and written in Typescript. In Angular1 we are using Controller, $scope but they not longer used
Ruby Methods are similar to functions which begins with lowercase letters. It bundles one or more repeatable statements into single units.Methods are always defined before calling them.
Syntax:
def method_name [( [arg [= default]]...[, * arg [, &
