C.H. Ling, Author at Ling's Note

[.net core] custom health check probe

2022-02-27 C.H. Ling 0

Probing is one of the method to monitor application to indicate its healthiness. In previous article that it was mentioned on adding health check in application. This article will introduce in deep on create custom […]

[.net core] Add healthcheck in .net core backend service

2022-02-27 C.H. Ling 1

As previous mentioned on adding health check API in SpringBoot application. This article will introduce on adding basic health check in .net core application.Share Now

[WCF] Performace Optimization

2021-12-07 C.H. Ling 0

For legacy .net framework application, which OS dependent and difficult to host in containerized platform. As result, it cannot improve performance and availibility by auto scaling. In order to optimize it, there are several parts […]

[MySQL] Generate data dictionary

2021-11-30 C.H. Ling 6

Data dictionary is one of the document to present data content. It majorly used in ETL to ensure data capture correctly. In MySQL, data dictionary can generate with MySQL workbench plugin. This demo will show […]

[MySQL] Generate ERD in MySQL workbench

2021-11-30 C.H. Ling 0

To present the solution design, Entity-Relationship Diagram (ERD) is still one of the common diagram to present data and its relationship. But it is the nightmary if draw it as it is complicated and human […]

[JavaScript] Integrate with SonarQube and OWASP dependency check

2021-11-30 C.H. Ling 0

SonarQube is an open source static code analysis tool to ensure code quality. To ensure its traceable, it support upload scan result to remote server. Dependency check is one of the security measurement to ensure […]

[JavaScript] Resolve issue on cannot use `replaceAll()`

2021-11-29 C.H. Ling 0

In JavaScript, replace() only can update first item but not for all in string. replaceAll() is a new method introduced to v8 engine. However, for some browser engine still cannot recognize it. To resolve this […]

[JMeter] Parameterize test in command level

2021-11-29 C.H. Ling 0

JMeter is a free testing tools on SIT and load test in web API. It can execute test with command and GUI. To enable CI / CD, it is required to expose parameter which pass […]

[Javascript] Remove item in Array

2021-11-26 C.H. Ling 0

In Java and C#, it is common to use List to store collection and it can simply remove item by method remove() . However, there is no list in Javascript so it need to handle […]

[Java] Remove empty items in List

2021-11-12 C.H. Ling 0

For Removing empty item in list, it can be be done directly. When using method removeIf(), it will throw UnSupportOperationException . It caused by collection items cannot be removed.