Sikachu’s Blog
Coding, Technology, and Gaming
Poison Object: An Antidote for Your Nil
Introduction to poison object (a.k.a. a throwaway object) to be use as a default value for method expecting zero or one argument.I recently submitted a pull request to Ruby on Rails to make force reloading an association to be more verbose. I then came across this suggestion from Sean Griffin: ¶ Rather than using nil here, can we be a little bit more explicit? A user could have theoretically been passing nil here, since we were just relying on truthy/falsy. ¶ The code that he commented on look like this (with emphasis): ¶ He proposed that instead of setting nil as a default object, I should create a poison object…
Prem SichanugristNov 10, 2015
Linked: Send A Patch To Someone Using git format-patch
I wrote a post on thoughtbot’s Giant Robots Smashing into Other Giant Robots blog (Two posts in a week!) about how to use git format-patch…to prepare patches that also contain commit messages in it. Very useful when your Git repository goes down, or if you need to send someone your patch via email or other mediums.Prem SichanugristFeb 26
How to Keep Sensitive Command Out From Your .zsh_history
Once in a while, you are going to run a command that includes a sensitive information on your command line. There’s a way to hide them!Once in a while, you are going to run a command that includes a sensitive information on your command line. By default, those sensitive informations, such as access token or password, will be saved into your command history file after you runs it. It’s definitely a bad idea to have those information winded up in your .zsh_history file. ¶ However, there is a way you can tell Zsh to not putting a command in your history file.Prem SichanugristNov 8, 2015
Sikachu’s Blog
Prem Sichanugrist’s blog featuring programming, web development, open source contribution, technology, and gaming.
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