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How to force redirection to HTTP/HTTPS communication with and without www in AWS-NLB (Network Load Balancer)
  • 21 Jan, 2022
    • infrastructure
    • AWS
    • nginx

How to force redirection to HTTP/HTTPS communication with and without www in AWS-NLB (Network Load Balancer)

I guess you can use AWS ALB (Application Load Balancer) to force HTTPS or redirect with/without www. This is not particularly difficult to do and …

Import huge size CSV files to MySQL at high speed.
  • 24 Jul, 2019
    • php
    • DB
    • csv

Import huge size CSV files to MySQL at high speed.

The ability to import from a CSV file into a DB (MySQL) is common and the information is staggering. In my last article, I wrote about how to quickly …

[PHP] How to use fputcsv to instantly output a CSV file with a large amount of data
  • 23 Jul, 2019
    • php
    • Web
    • csv

[PHP] How to use fputcsv to instantly output a CSV file with a large amount of data

If you want to create a csv file with php, you will probably use the fputcsv function. However, when writing a csv file with hundreds of thousands of …

Charge Android device by connecting it to a reader (external device) via USB.
  • 02 Jul, 2019
    • android
    • usb

Charge Android device by connecting it to a reader (external device) via USB.

This is a bit of a digression from the topic of software, but there are times when you want to use a USB hub or something to increase the number of …

Unique validation with Node.js class-validator
  • 19 May, 2019
    • js
    • Web
    • nodejs

Unique validation with Node.js class-validator

This is about class-validator, nodejs. https://github.com/typestack/class-validator Installation class-validator This is a validation library that is …

Sending Session Cookies with Axios
  • 16 May, 2019
    • js
    • Web
    • Security

Sending Session Cookies with Axios

Set cookies with Axios from a browser If you want to use axios to send the browser’s SessionCookie and other information directly to the server, …

DNS name resolution does not work for Docker containers on CentOS servers
  • 12 May, 2019
    • docker
    • Infrastructure

DNS name resolution does not work for Docker containers on CentOS servers

DNS name resolution is not performed in the docker container When building a production server in the following environment. CentOS7 Docker DNS name …

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