Marc Chung mchung
mchung
/ Hard Delete Fivetran Rows.sql
Created
March 16, 2023 22:30
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| DO | |
| $$ | |
| DECLARE | |
| s name; | |
| t name; | |
| rowc bigint; | |
| BEGIN | |
| FOR s, t IN select table_schema, table_name | |
| from information_schema.tables |
mchung
/ instance-bm.rb
Created
August 7, 2018 02:22
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| require 'benchmark/ips' | |
| class SelfRuby | |
| attr_accessor :foo | |
| def initialize | |
| self.foo = 1 | |
| end | |
| end | |
| # SLOWEST! |
mchung
/ yield-call-benchmark.rb
Last active
August 5, 2018 23:14
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| require 'benchmark/ips' | |
| class A | |
| def test | |
| 10.times do | |
| yield | |
| end | |
| end | |
| end |
mchung
/ poro-hashie-ostruct-benchmark.rb
Last active
August 5, 2018 23:14
— forked from jgaskins/benchmark.rb
Hashie vs OpenStruct vs PORO performance
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| require 'hashie' | |
| require 'ostruct' | |
| require 'benchmark/ips' | |
| class PORO | |
| attr_reader :foo, :bar, :baz | |
| def initialize attrs = {} | |
| attrs.each do |attr, value| | |
| instance_variable_set "@#{attr}", value |
mchung
/ debugger.rb
Last active
January 4, 2017 06:32
TIL difference between RSpec's syntaxes for returning a mocked value.
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| (byebug) hello = instance_double("Planet") | |
| #<InstanceDouble(Planet) (anonymous)> | |
| # Using RSpec block syntax to specific a return value. | |
| (byebug) allow(hello).to receive(:world) { "hello, world" } | |
| #<RSpec::Mocks::VerifyingMessageExpectation #<InstanceDouble(Planet) (anonymous)>.world(any arguments)> |
mchung
/ timestamp.proto
Created
May 20, 2016 07:41
Protobuf: Compute Timestamp from current time in Ruby
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| // Example lifted from https://github.com/google/protobuf/blob/master/src/google/protobuf/timestamp.proto | |
| // | |
| // Example 6: Compute Timestamp from current time in Ruby | |
| // | |
| // [1] pry(main)> now = Time.now | |
| // => 2016-05-20 00:33:04 -0700 | |
| // [2] pry(main)> seconds = now.to_i | |
| // => 1463729584 | |
| // [3] pry(main)> nanos = now.nsec | |
| // => 204053000 |
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| # Example of using callbacks with Python | |
| # | |
| # To run this code | |
| # 1. Copy the content into a file called `callback.py` | |
| # 2. Open Terminal and type: `python /path/to/callback.py` | |
| # 3. Enter | |
| def add(numbers, callback): | |
| results = [] | |
| for i in numbers: |
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| require "io/console" | |
| require "socket" | |
| require "net/http" | |
| require "uri" | |
| require 'cgi' | |
| SSDP_ADDR = "239.255.255.250"; | |
| SSDP_PORT = 1900; | |
| SSDP_ST = "roku:ecp"; |
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| # Setup the Service::Api | |
| Service::Api.set(:environment, :production) | |
| Service::Api.set(:root, Service.root) | |
| Service::Api.set(:service, Service::Provider.new) |
mchung
/ ree-1.8.7-2011.03
Last active
August 29, 2015 14:05
— forked from fgrehm/ree-1.8.7-2011.03
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| build_package_patched() { | |
| # These three patches are included when RVM builds REE | |
| cd source | |
| wget 'https://github.com/wayneeseguin/rvm/raw/master/patches/ree/1.8.7/tcmalloc.patch' | |
| wget 'https://github.com/wayneeseguin/rvm/raw/master/patches/ree/1.8.7/stdout-rouge-fix.patch' | |
| wget 'https://github.com/wayneeseguin/rvm/raw/master/patches/ree/1.8.7/no_sslv2.diff' | |
| patch -p1 < tcmalloc.patch | |
| patch -p1 < stdout-rouge-fix.patch | |
| patch -p1 < no_sslv2.diff | |
| cd .. |
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