Check the following three points in order to resolve the MongoDB driver issue in Laravel:
1. PHP Module
2. MongoDB Extension
3. MongoDB Library
1. PHP Module –Read more…
We need to perform few steps to migrate the MySql database to Maria database, I have mentioned the steps below:
Log in to your MySql server with root password.
$ mysql -u root -p
mysql> show Read more…
We often need to detect if site visitor is using an iPad, a smartphone or any other mobile device in order to change website appearance and even make it faster by reducing data load. Normally we use the media queries and Read more…
Problem: Class ‘App\Controller\Aws\S3\S3Client’ not found error occurs when we are trying to create S3Client class object with given code (code copied from github):
$s3 = new Read more…
Introduction:
Eloquent ORM is an Object Relational Mapper that interacts with the database. It is a package separate from laravel so can be used outside the laravel too. It implements active record pattern. Laravel Eloquent ORM uses Object-Oriented Read more…
Description: You may face this problem in Totara:
Advanced Totara features require innodb Barracuda storage format
Reason: The error usually occurs because of Mysql 5.6 and below using file format “Antelope”. This format cannot handle more Read more…
Azure Functions
In General, functions are used to run the small pieces of code to make it reusable. Similarly, Azure functions are used to run the small pieces of code inside Read more…
I am using Devextreme jquery datagrid with paging options implemented that involves setting permissions for user. The target here is to update the datasource and dxRadiogroup values when multiple rows are selected Read more…
While creating a table (email_notifications), we were facing this error type “citext” does not exist. The syntax of creating table and the error is shown in the screenshot below :
Then Read more…
Resolved Issue
“Invalid value for header \u0067x-ms-request-id\u0067. The header must contain a single valid GUID”
I was facing the issue “Invalid value for header \u0067x-ms-request-id\u0067. The header must contain a single valid GUID” while making request to the Read more…
“Invalid value for header \u0067x-ms-request-id\u0067. The header must contain a single valid GUID”
I was facing the issue “Invalid value for header \u0067x-ms-request-id\u0067. The header must contain Read more…
First download the aws library using the this link:
http://docs.aws.amazon.com/aws-sdk-php/v3/download/aws.zip link and save it in project.
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Now the usage of library Read more…
While trying to connect to Postgress you may face this error – Server doesn’t listen.
Error:
This is not an error exactly but an exception that occurs when we are running two Read more…
1. Avoid usage of multiple joins in a single query. Unnecessary joins degrade your query performance.
2. Creation of indexes on the table. Indexes are used for improving your queries. We need to create the indexes Read more…
There is a lot of discussion on internet about whether to have DAOs or not with JPA and service layer or with session beans (which is the service layer).
My personal opinion is more favored towards DAO layer and some reasons for this are following:
1. In most of the Read more…
MySql Communication link failure while connecting MySql server remotely
I’m getting the following error when I tried to connect MySql server remotely:
ERROR:
——————————————
Cannot connect to database server
Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not Read more…
Sometimes, we want to show only those columns which have specific value. Let’s assume we have following table :
In the above table, value of 1 in a column represents that corresponding service is provided by organization and 0 represents service is not provided by the organization.
In the above Read more…
SQL transaction in Cakephp 3 is a series of statements working in a logical order to handle database errors and ensure data integrity. There are four main methods being used in Sql transaction in Cakephp 3.
1. Initialize the statement using begin() method.
2. Execute the statement which Read more…
Azure provides various rest apis to perform different actions and operations that are possible in the azure server like to create web applications, databases and many more. User can design their own simplified UI to perform actions, instead of logging into Azure and perform all the steps one by one Read more…
Suppose we have two tables : articles and article_comments
CREATE TABLE articles(
`id` INT( 11 ) NOT NULL AUTO_INCREMENT ,
`title` VARCHAR( 200 ) NOT NULL ,
`content` VARCHAR( 500 ) NOT NULL ,
`author_name` VARCHAR( 20 ) DEFAULT 1 NOT NULL ,
`author_email` VARCHAR( 50 ) NOT NULL ,
`created_date` TIMESTAMP NOT NULL DEFAULT ‘0000-00-00 00:00:00 Read more…
