2024  3

January  3

[Linux] How to Excute Binary in Background

January 27, 2024 · 3 min ·  Oscar Zhou

[Jellyfin] Windows Tray Will Not Start Server

January 7, 2024 · 3 min ·  Oscar Zhou

[Web/Golang] What is CORS Error and How to Fix it in Golang

January 6, 2024 · 8 min ·  Oscar Zhou

2023  18

December  1

[DroneCI/Slack] How to Send CI Build Notification with Slack (Step by Step Tutorial)

December 30, 2023 · 3 min ·  Oscar Zhou

September  1

[Golang] Retaining Specific Folders and Removing the Rest under A Target Path

September 10, 2023 · 2 min ·  Oscar Zhou

August  2

[mTLS] How to Generate Self-Signed mTLS Certs and Keys in 10s (No Click Bait)

August 22, 2023 · 7 min ·  Oscar Zhou

[ent/SQLite3] insert nodes to table “users”: near “RETURNING”: syntax error

August 5, 2023 · 1 min ·  Oscar Zhou

July  3

[Traefik/OCI] Exposing Internal Non-Containerized Services with Traefik on OCI: A Step-by-Step Guide

July 22, 2023 · 4 min ·  Oscar Zhou

[Gitea] RewriteAllPublicKeys failed: open /data/.ssh/authorized_keys.tmp: permission denied

July 17, 2023 · 2 min ·  Oscar Zhou

[OCI/Swarm] How to Fix the “connect: no route to host” Error When Joining a Docker Swarm in OCI VM

July 7, 2023 · 3 min ·  Oscar Zhou

June  1

[SFTP/SaaS] How does Cloud-Based SFTP SaaS work?

June 3, 2023 · 6 min ·  Oscar Zhou

May  2

[Docker/DinD] Empowering Local Development: Simulating Mass Containers and Docker Swarm Nodes with Docker-in-Docker (DinD)

May 18, 2023 · 7 min ·  Oscar Zhou

[Golang/VSCode] Master Golang Debugging in VSCode: Step-by-Step Guide with Delve

May 10, 2023 · 3 min ·  Oscar Zhou

April  1

[DroneCI] How to Specify Pipelines to Run on the Particular Drone CI Runner

April 6, 2023 · 3 min ·  Oscar Zhou

March  2

[Dockerfile] How to Prevent Docker Container from SSHing

March 20, 2023 · 1 min ·  Oscar Zhou

[OCI] Error: “iptables failed: iptables –wait -t filter -A DOCKER”

March 12, 2023 · 2 min ·  Oscar Zhou

February  2

[Golang] Implementing Timeout Feature in Golang for Efficient Task Processing and Error Handling

February 22, 2023 · 3 min ·  Oscar Zhou

[Docker] Configure Custom TLS Certificates for Docker API Using Docker-in-Docker

February 15, 2023 · 2 min ·  Oscar Zhou

January  3

[Portainer] Web UI for Self-Host Docker Registry

January 21, 2023 · 3 min ·  Oscar Zhou

[WSL/Swarm] Fail to Join Docker Swarm as Worker

January 14, 2023 · 4 min ·  Oscar Zhou

[Multipass] Command Cheatsheet

January 13, 2023 · 2 min ·  Oscar Zhou

2022  46

December  5

[OCI] How to Setup Self-Host SMTP Server on Oracle Cloud Infrastracture($0 cost)

December 6, 2022 · 3 min ·  Oscar Zhou

[Linux] How to Compress Folder and Decompress File

December 3, 2022 · 3 min ·  Oscar Zhou

[Linux] How to Download Files and Folders from Remote Server

December 2, 2022 · 2 min ·  Oscar Zhou

[Mail Server] What is DKIM

December 2, 2022 · 1 min ·  Oscar Zhou

[Mail Server] What is SMTP Server

December 1, 2022 · 1 min ·  Oscar Zhou

November  2

[DroneCI] How to Build Multiarch Docker Image for Private Registry

November 11, 2022 · 3 min ·  Oscar Zhou

[WSL] cgo: C compiler ‘gcc’ not found

November 3, 2022 · 1 min ·  Oscar Zhou

October  4

[WSL] Could not access the service hosted in WSL from host by IP

October 28, 2022 · 1 min ·  Oscar Zhou

[Golang] go get: fatal: could not read Username for ‘xxx’: terminal prompts disabled

October 18, 2022 · 3 min ·  Oscar Zhou

[Wget] Unable to locally verify the issuer’s authority

October 17, 2022 · 3 min ·  Oscar Zhou

[Git] How to configure SSH profile for Github account

October 7, 2022 · 5 min ·  Oscar Zhou

August  1

[Nginx] Expose specified port for Nginx in Dockerfile

August 15, 2022 · 1 min ·  Oscar Zhou

July  6

[LDAP] How to set up local Open LDAP service

July 27, 2022 · 5 min ·  Oscar Zhou

[cfssl] How to generate the custom TLS certificate in 2 mins

July 26, 2022 · 2 min ·  Oscar Zhou

[VSCode] module lookup disabled by GOPROXY

July 18, 2022 · 1 min ·  Oscar Zhou

[Golang] Code snippets - Semver comparison

July 14, 2022 · 2 min ·  Oscar Zhou

[Windows] Enable Windows default SSH server

July 10, 2022 · 2 min ·  Oscar Zhou

[Yarn] Unable to connect to github.com

July 2, 2022 · 1 min ·  Oscar Zhou

June  8

[Golang] Write a simple CLI program

June 30, 2022 · 2 min ·  Oscar Zhou

[Golang] Create Dockerfile for golang app

June 28, 2022 · 2 min ·  Oscar Zhou

[Golang] How to import a package on the specific version

June 21, 2022 · 2 min ·  Oscar Zhou

[Dokku] Command Cheatsheet

June 12, 2022 · 1 min ·  Oscar Zhou

[Dokku] How to set up dokku to deploy docker image

June 11, 2022 · 3 min ·  Oscar Zhou

[Dokku] Network understanding

June 10, 2022 · 2 min ·  Oscar Zhou

[Dokku] How to install Dokku with Portainer

June 9, 2022 · 4 min ·  Oscar Zhou

[DroneCI] How to Configure Pipeline to Build and Push Docker Image

June 8, 2022 · 2 min ·  Oscar Zhou

May  7

[Golang] Direct request from http to https with reverse proxy

May 17, 2022 · 2 min ·  Oscar Zhou

[Nomad] How to mount the host path to docker task

May 17, 2022 · 2 min ·  Oscar Zhou

[Notepad++/Linux] How to install notepad++ on Ubuntu without using Snap

May 10, 2022 · 1 min ·  Oscar Zhou

[VSCode] Golang No definition found

May 10, 2022 · 2 min ·  Oscar Zhou

[Nomad] source path must be a file

May 8, 2022 · 1 min ·  Oscar Zhou

[GIMP/Linux] How to highlight on the screenshot with GIMP on Linux

May 4, 2022 · 2 min ·  Oscar Zhou

[Slack] no_text error with Slack integration

May 3, 2022 · 2 min ·  Oscar Zhou

April  5

[Helm] How to check semantic version in helm chart

April 29, 2022 · 2 min ·  Oscar Zhou

[Git] Unable access xxx: Is a directory

April 21, 2022 · 1 min ·  Oscar Zhou

[Git] Error: remote rejected (permission denied)

April 12, 2022 · 1 min ·  Oscar Zhou

[Git] Fatal: this operation must be run in a work tree

April 12, 2022 · 1 min ·  Oscar Zhou

[Git] How to rebase the pushed branch

April 7, 2022 · 4 min ·  Oscar Zhou

March  8

[Axios] How to extract header data in Axios response interceptor

March 26, 2022 · 2 min ·  Oscar Zhou

[Linux] Error: ENOSPC: System limit …

March 22, 2022 · 1 min ·  Oscar Zhou

[Ubuntu] How to mount the external hard drive permanently

March 19, 2022 · 3 min ·  Oscar Zhou

[Ubuntu] External hard drive is read-only

March 12, 2022 · 1 min ·  Oscar Zhou

[microk8s] Troubleshooting Microk8s Installation on macOS

March 8, 2022 · 1 min ·  Oscar Zhou

[Git] How to work with remote repository (with example)

March 5, 2022 · 3 min ·  Oscar Zhou

[Git] How to ignore the commited file

March 3, 2022 · 1 min ·  Oscar Zhou

[macOS] How to set environment variable on macOS

March 3, 2022 · 1 min ·  Oscar Zhou

2021  6

December  1

[Inkscape] How to smooth svg file with Inkscape

December 19, 2021 · 1 min ·  Oscar Zhou

September  2

[Inkscape] How to Convert Svg to Png with Inkscape

September 10, 2021 · 1 min ·  Oscar Zhou

[HTTPS/TLS] How does HTTPs work

September 9, 2021 · 2 min ·  Oscar Zhou

June  3

[Inkscape] How to create SVG file with an existing SVG image

June 30, 2021 · 1 min ·  Oscar Zhou

[Inkscape] How to create SVG file with an existing PNG image

June 30, 2021 · 1 min ·  Oscar Zhou

[Golang] How to parse the JSON arguments from the Command-line flags

June 12, 2021 · 3 min ·  Oscar Zhou

2019  2

December  1

[HackerRank] Simple Explanation: Flatland Space Stations

December 12, 2019 · 3 min ·  Oscar Zhou

June  1

[Golang] reflect all

June 20, 2019 · 2 min ·  Oscar Zhou
Product Image

Learn More