tkareine / missing-then.coffee

Created October 7, 2013 13:36

Missing `then` in `if` expr should cause parsing error in CoffeeScript. Using CoffeeScript 1.6.3 (rev 581af4540ac).

value = if this.require 'aa' else 'bb' # missing `then` in `if` expr

tkareine / surprise.coffee

Last active December 24, 2015 21:49

Using CoffeeScript 1.6.3 (rev 581af4540ac).

	Q = require 'q'

	value = if this.require 'aa' else 'bb' # missing `then` in `if` expr; should be compile error

	incorrectChain = Q.nfcall(fun).then(
	(result) -> console.log 'Result', result
	, (error) -> console.error 'Error', error # a small indentation error
	)

	fun = (callback) -> callback(new Error('intentional error'))

tkareine / output_failure.txt

Created October 28, 2013 17:53

	$ ruby test_pty.rb ./ex19
	[child] You enter the The great hall.
	[child]
	[child] >
	--(interaction)--
	[child] You can go:
	[child] NORTH
	[child]
	[child] >
	--(interaction)--

tkareine / benchmark_named_block_arg.rb

Created January 12, 2014 19:06

	require 'benchmark'

	def with_greet(name)
	yield "hi, #{name}"
	end

	def with_greet_jack
	with_greet("jack") { \|greet\| yield greet }
	end

tkareine / define.rb

Created January 29, 2014 18:04

	#!/usr/bin/env ruby

	# A toy program demonstrating consuming REST API and quering and
	# inserting documents to MongoDB database with Ruby and its standard
	# library without extra dependencies.
	#
	# Usage:
	#
	# $ mongod # leave it running
	#

tkareine / nodelike.swift

Last active June 20, 2018 08:59

Node.js like event-loop with libdispatch and Swift

	#!/usr/bin/env xcrun swift

	import Dispatch

	let appQueue = dispatch_queue_create("org.tkareine.NodeLike.appQueue", DISPATCH_QUEUE_SERIAL)
	let appGroup = dispatch_group_create()

	func delay(delayInMS: Int, block: () -> Void) {
	let delayInNS = Int64(delayInMS) * Int64(NSEC_PER_MSEC)
	let scheduleAt = dispatch_time(DISPATCH_TIME_NOW, delayInNS)

tkareine / comment-or-uncomment-region-or-line.el

Created January 9, 2015 08:35

Comment or uncomment region or current line

	(defun tkareine/active-region-or-line ()
	(if mark-active (list (region-beginning) (region-end))
	(list (line-beginning-position)
	(line-beginning-position 2))))

	(defun tkareine/comment-or-uncomment-region-or-line ()
	(interactive)
	(let ((region (tkareine/active-region-or-line)))
	(when region
	(let ((rbegin (car region))

tkareine / LTOfficeHeuristicsTest.java

Last active August 29, 2015 14:23

Before and after refactoring method control flow with a custom monad, in Java 7. Method LTOfficeHeuristics#findOffices is the main entry point. LTOfficeHeuristics_before.java is the original implementation with explicit state handling and early returns. LTOfficeHeuristics_after.java is the refactored version with Narrowing monad. LTOfficeHeurist…

	package org.tkareine.demo.service.csv.parser;

	import com.google.inject.Inject;
	import org.tkareine.demo.model.Address;
	import org.tkareine.demo.model.Office;
	import org.tkareine.demo.service.OfficeService;
	import org.tkareine.demo.support.GuiceJUnit4ClassRunner;
	import org.tkareine.demo.support.di.StubExternalServicesMongoModule;
	import org.junit.Before;
	import org.junit.Test;

tkareine / connecting-visual-vm-to-tomcat-7-notes.md

Last active January 28, 2019 15:10

Connecting Visual VM to Tomcat 7

Adapted from Mark Shead's blog.

Login to remote host with SSH:
```
local $ ssh remote`
```

tkareine / BuilderExample.java

Created December 5, 2016 23:43

An example of user input validation, handling legacy code that loves to use nulls and exceptions.

	package org.tkareine.validation_example;

	import java.sql.SQLException;
	import java.time.LocalDate;
	import java.util.LinkedHashMap;
	import java.util.Map;
	import java.util.Optional;

	/**
	* Design considerations:

Tuomas Kareinen tkareine

Connecting Visual VM to Tomcat 7