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Go Tooling

Dev Tools, GoLang / January 1, 2021

Notes based on: Go Tooling in Action – YouTube go build go install go get go get -d: download the code, but do not compile anything. go get -u: even if the code is already stored in GOPATH, download the latest version. go get -v: enable verbose mode. See: github.com/campoy/go-tooling-workshop/blob/master/1-source-code/1-workspace/1-intro.md The Go tool will first try …

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Random Strings and Password Generator

Bash/Shell / January 10, 2021

Python 3: secrets module string module secrets module See: https://docs.python.org/3/library/secrets.html Random Strings for Bash For macOS, add env LC_ALL=C to avoid error: tr: Illegal byte sequence Example Strong Password with tr and /dev/urandom For macOS, add env LC_ALL=C to avoid error: tr: Illegal byte sequence Also see: https://gist.github.com/earthgecko/3089509

WordPress Backup Scripts

Bash/Shell / January 1, 2021

backup-wordpress-dir.sh Assume wordpress directory set up in /var/www/<domain>/wordpress format backup-wordpress-site.sh Assume wordpress directory is under /home/$USER/<domain> for shared hosting like DreamHost. backup-database.sh restore-database.sh

Git Cheat Sheet & Visual

Dev Tools / January 1, 2021

git diff –  changes in working directory. git diff –cached – changes in staging area. git diff HEAD – changes in working directory and staging area. Also See https://git-scm.com/docs/git-log https://education.github.com/git-cheat-sheet-education.pdf https://www.atlassian.com/git/tutorials/atlassian-git-cheatsheet

Kernel Coding Style

Software Development / December 27, 2020

The following sections from kernel coding style can be applied to almost all programming languages. 6) Functions Functions should be short and sweet, and do just one thing. They shouldfit on one or two screenfuls of text (the ISO/ANSI screen size is 80×24,as we all know), and do one thing and do that well. The …

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