Conditional formatting with custom formula in spreadsheet
We can use conditional formatting in the spreadsheet to highlight some cells stand out and hook the viewers…
File is too big? Make it chunks.
Dealing with large files may cause insufficient resource during an operation…
Happy new year 2022
Be healthy. Be wealthy. Be happy all this new year. (Free bullet journal)…
Move to Ghost
This has been written after I completely and officially migrated this blog from Wordpress to Ghost…
A cat in my Mac
Got a new small app for Mac. It can display cute icons and monitor the resource of the Mac.…
Lock a file with GPG
GPG (stands for GNU Privacy Guard) is a tool to encrypt a file or a message with a public key into unreadable format and can be read once decrypted back to its original form using a private key.…
Time zone is a distant relationship
We can freely store date, time, and timestamp data but we need to aware its timezone.…
REGEX is sexy
Regular Expression is a tool for processing text. It’s popular in most programming languages.…