With the popularity of distributed and large-scale systems, there are more and more adoptions of cloud services. One of the most popular container in the market is Docker and one of the most popular cloud service provider is AWS. From development perspective, there is frequent need to push local docker image to remote ECR for debugging or testing purpose.Normally when a code change is done and the committed change would go through a series of process like code review, push to remote repo, merge to master, trigger CI/CD pipeline and then get docker image generated and pushed to ECR, thereafter ...

by authorThe command-line tool kubectl is indispensable when using Kubernetes. You need it to query related Pod and Service information both in developing or performing some maintenance operations, such as events, scale, rolling update, etc.However, when using kubectl, there are many inconveniences. Though Kubernetes is officially maintaining kubectl¹, and you can submit the problems, improvement, and even PR in its Github Issues, you still have to wait long before its release.The most common solution is Kubectl-Plugin Pattern²Plugins extend kubectl with new sub-commands, allowing fo...

It recently troubles me that my GKE cluster is managing more and more resources and causing difficulties in maintenance, one of which involves how to delete resources properly.Next, I will explain step by step the difficulties I encountered in my work and how I finally used the combination of bash commands and kubectl to implement the edition of Kubernetes objects through one-line command.In generalThe following are the basic operations that almost every Kubernetes user takes. Check 👉 the cheatsheet if you’re not familiar with the process.Delete a single resource throu...

Google has announced its plan to block mixed content downloads in Chrome in February 2020 and now the day to block mixed content downloads is coming soon as we are nearing October when Chrome 86 is supposed to be released.What is mixed content downloads? According to Google, it is non-HTTPS downloads started on secure pages. For example, if you access a page called https://example.com/download, and in this page, there is a download link to http://download.example.com/something, this download link will not work.This is a security measure from Google to improve security of downloa...

It seems Google is slowly releasing a new feature to highlight search text when user opens a matching search result link through its search engine. Now for example if you type something in the Google search bar, you will see normal search results.But when you click the link, e.g, the first search result to Stackoverflow, you will see something like below after the link is opened.The searched text is highlighted and the page automatically scrolls to the position where the search text appears. This change is to enable users to find what s/he wants to search quickly and hence improve th...

Most of us should already be aware that Google has updated their algorithm. The new algorithm is called BERT (Bidirectional Encoder Representations from Transformers) and has made at least a couple of modern-day SEO experts scratching their heads trying to figure out what it means. The good news is that there have been no major changes enough to make SEO experts change their strategies drastically. This means that all of the linking and keyword researching techniques remain the same and will do so in the foreseeable future. What has changed is probably the salaries of copywriters, as...

Google has been working very hard to make it possible for syncing clipboard data among PC and Android devices through Chrome. This feature is finally available in Chrome Canary 79 and is going to be released in future version of Chrome although it only supports sync data from PC to Android but not vice versa.But before getting to that day, users can start to explore this feature in latest Chrome Canary version 79. There are three flags(chrome://flags) to control enablement of the feature.Enable receiver device to handle shared clipboard featureEnable shared clipboard feature signals to be...

Currently people can access FTP list and download resources hosted on FTP servers in Chrome through FTP URLs, but this may not work anymore in the near future. In a post published by Chrome engineers, there is a plan to deprecate FTP support in Chrome version 82.The major motivation for this deprecation is that Chrome doesn't have an encrypted FTP connection support(FTPs), this raises security risk of downloading resources over FTP. Since users can access FTP URLs and download resources, there is no encryption of the data which indicates any sensitive information would be exposed to middle man...