Monthly Archives: June 2021

Docker deployment Error response from daemon: Conflict.

Posted on June 30, 2021 by chanmingman

This blog article shows you one of the possible ways to resolve the error “Error response from daemon: Conflict” when you are deploying a deploy container. For example, you have a PowerShell script as follow. Set-Location -Path C:\DEPLOY docker build … Continue reading →

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docker load Access is denied (0x1f)

Posted on June 29, 2021 by chanmingman

This blog article shows you one of the possible reasons you will hit Access is denied error when issuing the docker load -I command. If you see the error something like the one below, Access in denied. Uninstall the Antivirus, … Continue reading →

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Visual Studio 2019 Cannot run when setup in progress

Posted on June 21, 2021 by chanmingman

This blog article shows you one of the possible ways to resolve the error “Cannot run when setup in progress”. One fine day the below screen pop up. Frankly, I have done nothing for Visual Studio to go crazy. Then … Continue reading →

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CTO June 2021 articles and resources

Posted on June 20, 2021 by chanmingman

These are the good reads found in this month. The dirty secret of data analytics: Culture of honest inquiry required 1. Exhibit the curiosity gene 2. Confidence comes from doubt 3. Start every decision by deciding on the decision process … Continue reading →

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Shortest Path Algorithm C++

Posted on June 19, 2021 by chanmingman

This blog article shows you an understandable Shortest Path Algorithm (this is the Dijkstra’s Algorithm). The long explanation is here https://www.educative.io/edpresso/how-to-implement-dijkstras-algorithm-in-cpp. I try to have a short explanation. Look at the picture, run the code, see the result. Likely you … Continue reading →

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Data Transfer Object C#

Posted on June 19, 2021 by chanmingman

This blog article tries to explain DTO with code. The code is taken in https://code-maze.com/automapper-net-core/. The focus should be just on the 2 classes. The internally use class. public class User {     public int Id { get; set; }     public … Continue reading →

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DataTables html

Posted on June 18, 2021 by chanmingman

This blog article shows you how to get started with DataTables js and html. I am using Visual Studio 2019. Create a Empty Web Application. Add the following html page.<html> <head>     <!–<link href=”DataTables/datatables.css” rel=”stylesheet” />     http://DataTables/datatables.min.js–>     <link rel=”stylesheet” type=”text/css”  href=”https://cdn.datatables.net/1.10.25/css/jquery.dataTables.css”&gt; … Continue reading →

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Execute SSIS package using C#

Posted on June 15, 2021 by chanmingman

This blog article shows you how to execute SSIS package using C# code. You need to reference to Microsoft.SqlServer.ManagedDTS.dll. In the article https://chanmingman.wordpress.com/2021/06/13/ssis-transfer-data-from-one-table-to-another-basic/ I have created a simple package. Use the code below to execute the SSIS package. I have … Continue reading →

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SSIS Transfer data from one table to another – Basic

Posted on June 13, 2021 by chanmingman

This blog article shows you how SSIS transfer data between 2 tables in SQL Server. This article expect you to have basic knowledge of Visual Studio 2019 and you have installed SSIS, https://chanmingman.wordpress.com/2019/06/04/ssis-for-visual-studio-2019/. This is basic and is good for … Continue reading →

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Function returns multiple value C#

Posted on June 7, 2021 by chanmingman

This blog shows you how to define a function that returns multiple values in C#. In the sample below I defined 3 return values. I used to teach students that function can only returns a single value. This no longer … Continue reading →

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