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Continue reading →: How to buy and convert SSL certificate to PFX formatUse OpenSSL to convert SSL certificate to PFX
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Continue reading →: How to Move a Git Repository Without Losing History[Updated 2025-March] Moving or duplicate branches (In this example, we use the command line. If you are using a GUI tool e.g SourceTree,…we can achieve the same thing) For example: We want to move the “main” branch into the new repository. Step 1: Checkout the source branch Step 2: Pull…
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Continue reading →: Hyper-V encountered an error trying to access an object on computerIf you are working with Hyper-V or Docker for Windows and your Hyper-V or docker can’t be started due to the error: [Window Title] Hyper-V Manager [Main Instruction] An error occurred while attempting to connect to server “YOUR-PC-NAME”. Check that the Virtual Machine Management service is running and that you…
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Continue reading →: How does entity framework migration deal with DbContext?[Update 2024-Nov] Format updating In EntityFrameworkCore, if you want to create migration files for your DbContext, you would like to run a command like this Do you know how the ‘migrations add’ works? There are various ways to create DbContext in the migration, do you know that? In this article,…
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Continue reading →: .NET Core 2.2 is not visible In Visual StudioIf you are a Visual Studio user, there are MSBuild version requirements so use only the .NET Core SDK supported for each Visual Studio version. By that means, If you are using Visual Studio 2017, you only able to use .NET Core 2.2.106 SDK VS Version .NET Core SDK Visual…
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Continue reading →: Good Tip – Flash fill in Microsoft Excel to recognize and fill data for you automaticallyFlash Fill automatically fills your data when it senses a pattern. For example, you can use Flash Fill to separate first and last names from a single column, or combine first and last names from two different columns. Or I want to extract “hours” field from “Task” column in below…
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Continue reading →: Change screen resolution of macOS in Virtual BoxWhen you install macOS in Virtual Box, the screen resolution is predefined, say It’s 1024×768. You are not able to change it via Virtual Box settings. In this article, I will tell you how to change the Screen Resolution of macOS in Virtual Box within two steps. We are not…
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Continue reading →: How to config static IP address in Ubuntu 18.04 server with NetplanUbuntu 18.04 uses now Netplan to configure the network interfaces, so the configuration must be done in the file /etc/netplan/50-cloud-init.yaml DHCP address: Static address: You can find more example here: https://netplan.io/examples#using-dhcp-and-static-addressing NOTE: It’s using yaml format, you should use space rather than tab.
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Continue reading →: The are Many Ways Websites Track You Online5 minutes ago I visited a book store website. A few minutes later I browse another site, It shows me some advertise about books. How can they do that? That is about retargeting marketing. There are some techniques to track you on the internet, they will know your habits, your…
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Continue reading →: ref: highscalability.squarespace.com about how to build a bigger websiteI have just found this website: http://highscalability.squarespace.com/ At this site, you can learn more about high scalability web application, real-life scaling strategy… Happy coding!
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Hung Doan 