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@cvogt
cvogt / gist:9193220
Last active February 13, 2022 13:50 — forked from ruescasd/gist:7911033
Slick: Dynamic query conditions using the **MaybeFilter** (Updated to support nullable columns)
import scala.slick.lifted.CanBeQueryCondition
// optionally filter on a column with a supplied predicate
case class MaybeFilter[X, Y](val query: scala.slick.lifted.Query[X, Y]) {
def filter[T,R:CanBeQueryCondition](data: Option[T])(f: T => X => R) = {
data.map(v => MaybeFilter(query.filter(f(v)))).getOrElse(this)
}
}
// example use case
import java.sql.Date
@kevin-smets
kevin-smets / iterm2-solarized.md
Last active June 19, 2025 14:33
iTerm2 + Oh My Zsh + Solarized color scheme + Source Code Pro Powerline + Font Awesome + [Powerlevel10k] - (macOS)

Default

Default

Powerlevel10k

Powerlevel10k

@jpetitcolas
jpetitcolas / gist:5967887
Created July 10, 2013 16:37
Encode/decode a base64 encoded string in PostGreSQL
-- Decoding
SELECT CONVERT_FROM(DECODE(field, 'BASE64'), 'UTF-8') FROM table;
-- Encoding
SELECT ENCODE(CONVERT_TO(field, 'UTF-8'), 'base64') FROM table;
@matiaskorhonen
matiaskorhonen / gist:3013808
Created June 28, 2012 20:44
Chrome for iOS user-agents

Chrome for iOS user-agents

iPhone

Mozilla/5.0 (iPhone; U; CPU iPhone OS 5_1_1 like Mac OS X; en-gb)
AppleWebKit/534.46.0 (KHTML, like Gecko)
CriOS/19.0.1084.60 Mobile/9B206 Safari/7534.48.3

@dholbrook
dholbrook / Tree.scala
Created June 21, 2012 17:59
Scala binary tree
/**
* D Holbrook
*
* Code Club: PO1
*
* (*) Define a binary tree data structure and related fundamental operations.
*
* Use whichever language features are the best fit (this will depend on the language you have selected). The following operations should be supported:
*
* Constructors
@kdabir
kdabir / groovy.sublime-build
Last active May 22, 2019 09:24
Run groovy scripts from sublime-text
{
"cmd": ["groovy", "$file"],
"selector": "source.groovy",
"file_regex": "[ ]*at .+[(](.+):([0-9]+)[)]",
"windows": {
"shell": "cmd.exe"
}
}