The project can be built using Lumo
npm install -g lumo-cljs
lumo build.cljs
% INSTRUCTIONS | |
% =swipl echo-server.pl= | |
% =:- start_server.= | |
% | |
% Then navigate to http://localhost:3000 in your browser | |
:- module(echo_server, | |
[ start_server/0, | |
stop_server/0 |
(ns cljs.promise | |
(:refer-clojure :exclude [resolve])) | |
(defmacro promise | |
" | |
Example: | |
(promise (resolve 5)) | |
(promise (reject (js/Error. \"oops\"))) | |
" |
; load some data up | |
LDA #$7 | |
STA $00 ; memory addr A | |
LDA #$05 | |
STA $01 ; memory addr B | |
JMP Divide | |
;modulus, returns in register A | |
Mod: | |
LDA $00 ; memory addr A |
(defn create-function-call [param expr] | |
"Create an sexp for calling expr with a first argument provided by a promise. | |
If expr is a list (already in form suitable for a function call), insert the first argument at second position, | |
otherwise turn expr into a function call expression, unless the function is an fn, which is simply returned. | |
println -> (fn [param] (println param)) | |
(* 2) -> (fn [param] (* param 2)) | |
# Use the tool | |
# python detect_color.py --image source.png | |
# | |
# Install the opencv and numpy packages before | |
# python -m pip install numpy | |
# python -m pip install opencv-python | |
# python -m pip install scikit-learn | |
# import the necessary packages | |
import numpy as np |
/** | |
* @typedef MutationCallback | |
* @param {NodeList} addedNodes A NodeList of elements that have been added to the DOM. | |
* @param {NodeList} removedNodes A NodeList of elements that have been removed from the DOM. | |
*/ | |
/** | |
* Add a MutationObserver to a DOM node. | |
* | |
* @example | |
* |
The project can be built using Lumo
npm install -g lumo-cljs
lumo build.cljs
(ns the-namespace.core | |
(:require [clj-http.client :as client] | |
[clojure.java.io :as io])) | |
(defn- fetch-photo! | |
"makes an HTTP request and fetches the binary object" | |
[url] | |
(let [req (client/get url {:as :byte-array :throw-exceptions false})] | |
(if (= (:status req) 200) | |
(:body req)))) |
object EitherValidationExamples { | |
type ValidationError = String | |
def validateEmail(user: User): Either[ValidationError, User] = | |
if (user.email contains "@") Right(user) else Left("Must supply a valid email") | |
def validateAge(user: User): Either[ValidationError, User] = | |
if (user.age > 18) Right(user) else Left("Must be over 18") |
var parser = document.createElement('a'); | |
parser.href = "http://example.com:3000/pathname/?search=test#hash"; | |
parser.protocol; // => "http:" | |
parser.hostname; // => "example.com" | |
parser.port; // => "3000" | |
parser.pathname; // => "/pathname/" | |
parser.search; // => "?search=test" | |
parser.hash; // => "#hash" | |
parser.host; // => "example.com:3000" |