MyBlocks

Latest — Oct 18, 2023

Why I keep using unstable software

I've been using RC Linux kernel on my devices for more than a decade. It sounds crazy to my friends and they ask "how do you survive with it?". I understand that using any uncompleted software is not fun, and it may even make you feel bad if the software

More issues

NEAR Account Model

This is my note for a sharing about the NEAR chain account model. Please visit the official website for the details. Account ID/Address There are 2 methods to identify an NEAR account, and you can only pick one between: Implicit Account Implicit account is just a 64 character long

Docker 101

Docker is a tool making use of the cgroups feature of linux kernel to manage containers on top of the host Linux kernel. This article will cover the basic operation commands. Installation and configuration I use ubuntu 22.04: apt install docker.io Limit log file size to avoid storage

Why I still host my own blog in 2023

Now people would prefer using cloud services for their workload like personal blogs, websites, and databases. It is totally fine since it really gets the thing done and save your time, but as a devops guy I prefer to host my own services on my own system. Anyway please don't

How to transfer token to multiple addresses at a single Solana transaction

Generate three key pairs with solana cli solana-keygen solana-keygen new --outfile wallet1.json solana-keygen new --outfile wallet2.json solana-keygen new --outfile wallet3.json Create a config.json with the above key pairs for the application { "RPC": "https://api.devnet.solana.com", "WALLET_1": [1,2,3,...,123], "WALLET_2": [4,

Log shipping from docker API to logentries

Just need a lightweight process to ship the logs of the kubernetes pods to logentries. https://github.com/karlvlam/docker2le

Docker client / server API version mismatch

There may be the case that you connect the remote docker service with the API version older than your local one. Error response from daemon: client is newer than server (client API version: 1.24, server API version: 1.22) Since docker 1.10, we can use the environment variable

[xorg] special display configuration

cvt 1366 768 60 xrandr --newmode "1368x768_60.00" 85.25 1368 1440 1576 1784 768 771 781 798 -hsync +vsync xrandr --addmode DP1 1368x768_60.00 xrandr --output DP1 --mode 1368x768_60.00

PAC Manager - SSH account management

PAC Manager is an account management tool for X windows integrated with KeePassX. The configuration is very flexible ，and you and send commands to a group of servers at once. This is something I am looking for. http://sourceforge.net/projects/pacmanager/

ibus Cangjie handling on Ubuntu 11.10

If you are using scim on Ubuntu 11.10, the type and search doesn't work at the file manager. The problem is at this python script: /usr/share/ibus-table/engine/table.py def get_chinese_mode (self） '''Use LC_CTYPE in your box to determine the _chinese_mode''' try: if