The ultimate Flutter Tutorial for beginners
Milap Neupane Blog
by Milap Neupane
4y ago
In this flutter tutorial, we will be developing a COVID19 dashboard application. This application will display the total stats of covid19 infection. This is a flutter tutorial for beginners. At the end of this tutorial, you will be able to develop a mobile app that fetches covid19 stats data from the server and display them in various UI widgets. Flutter logo Developed by google flutter is an open-source software development kit. Flutter is Google’s UI toolkit for building natively compiled cross-platform(mobile, web, desktop) applications. Helps with native performance being cross-p ..read more
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DynamoDB table Index – Global and local
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home — Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local DynamoDB provides an option to either scan or query your items in the table. We can scan all the attributes in the table but query are only available on the primary key. The primary key is a partition key or a combination of the parti ..read more
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Update an item in the DynamoDB table
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local In the last tutorial, we learned how to scan/query the inserted item in the DynamoDB table. In this tutorial, we will be learning how to update an item in the DynamoDB table. We can update a DynamoDB table using the following 3 ways: AWS UI console AWS CLI AWS ..read more
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Scan items in a DynamoDB table
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local DynamoDB query is fast but we can only query using the primary key or the indices. For the fields that do not have indices, we cannot. The option that we have here is to scan the DynamoDB table. The scan option is used when we cannot query certain fields that we ..read more
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Query items in a DynamoDB table
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local In the last tutorial, we learned how to insert items into a table. In this section of the tutorial, we will learn how to query items in a DynamoDB table. There are few items that we inserted into the table. We can perform a query operation in the primary key. Based ..read more
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Insert items in DynamoDB table
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local In the last section of the tutorial, we learned how we can create a table in DynamoDB. In this section, we will be learning to insert an item into the DynamoDB table we created. The table we created has the following structure: TableName: books PartitionKey ..read more
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Create a table in DynamoDB
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local In this section of the tutorial, we will learn how to create a table in DynamoDB. To create a table in any database you first need to create a database server itself. In the case of DynamoDB that is not necessary. Since it is fully managed by AWS the server confi ..read more
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DynamoDB Data types tutorial
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local In this section of the tutorial, we will be learning about the DynamoDB Data types supported. DynamoDB supports different data types. The data types are mostly categorized into three different types: Scalar Types – Exactly one number Document Types – complex ..read more
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Local DynamoDB and setups required
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local Dynamodb is an AWS managed service. This means you do not need to worry about the infrastructure needed for AWS. You do not need to configure any servers. Directly creating a table in DynamoDB is enough. We can specify the configuration and the required capacity o ..read more
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Introduction to DynamoDB database
Milap Neupane Blog
by Milap Neupane
4y ago
Navigation Tutorial Home Introduction to DynamoDB database DynamoDB local and setups required DynamoDB Data types tutorial Create a table in DynamoDB Insert items into DynamoDB table Query items in a DynamoDB table Scan the DynamoDB table items Update an item in the DynamoDB table DynamoDB table Index – Global and local DynamoDB introduction In this section of the tutorial, we will learn about the basic introduction to DynamoDB. DynamoDB is a key-value document-bIased, AWS managed database service. DynamoDB removes the need for configuration of service. Since it is fully man ..read more
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