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@dcollien
dcollien / ImageTools.es6
Last active April 28, 2023 09:00
Resize Images in the Browser
let hasBlobConstructor = typeof(Blob) !== 'undefined' && (function () {
try {
return Boolean(new Blob());
} catch (e) {
return false;
}
}());
let hasArrayBufferViewSupport = hasBlobConstructor && typeof(Uint8Array) !== 'undefined' && (function () {
try {
/** @jsx React.DOM */
var SVGComponent = React.createClass({
render: function() {
return this.transferPropsTo(
<svg>{this.props.children}</svg>
);
}
});
@vukicevic
vukicevic / Draw Bitmap From Int Array
Last active October 31, 2023 08:50
Generate a monochrome bitmap image in JavaScript using a byte-array. The image is generated such that every bit in the array is shown as either a black (1) or white (0) pixel.
/**
* depth: 1 - monochrome
* 4 - 4-bit grayscale
* 8 - 8-bit grayscale
* 16 - 16-bit colour
* 32 - 32-bit colour
**/
function drawArray(arr, depth) {
var offset, height, data, image;
@wieczo
wieczo / ContentManager.js
Created October 4, 2012 22:33
Microsoft HTML5 Platform game: ContentManager rewritten using PreloadJS
"use strict";
(function(window) {
// Callback, all files are loaded
var ondownloadcompleted;
var downloadProgress;
var preload;
var numElementsLoaded = 0;
var soundCount = 0;
var self;
var manifest = [
@irace
irace / BIWebViewDelegate.m
Created September 10, 2012 02:51
JavaScript/native bridge for iOS's UIWebView
- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request
navigationType:(UIWebViewNavigationType)navigationType {
NSString *urlString = [[request URL] absoluteString];
if ([urlString hasPrefix:@"js:"]) {
NSString *jsonString = [[[urlString componentsSeparatedByString:@"js:"] lastObject]
stringByReplacingPercentEscapes];
NSData *jsonData = [jsonString dataUsingEncoding:NSUTF8StringEncoding];
NSError *error;
@varemenos
varemenos / getparam.js
Created April 29, 2012 03:50 — forked from alkos333/gist:1771618
JQuery - GET URL Parameter value
// Given a query string "?to=email&why=because&first=John&Last=smith"
// getUrlVar("to") will return "email"
// getUrlVar("last") will return "smith"
// Slightly more concise and improved version based on http://www.jquery4u.com/snippets/url-parameters-jquery/
function getUrlVar(key){
var result = new RegExp(key + "=([^&]*)", "i").exec(window.location.search);
return result && unescape(result[1]) || "";
}
@bricef
bricef / AES.c
Last active March 4, 2023 11:29
A simple example of using AES encryption in Java and C.
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/*
* MCrypt API available online:
* http://linux.die.net/man/3/mcrypt
*/
#include <mcrypt.h>
@codebutler
codebutler / JsonHelper.java
Created April 8, 2012 20:20
Convert Android JSONObject/JSONArray to a standard Map/List.
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.*;
public class JsonHelper {
public static Object toJSON(Object object) throws JSONException {
if (object instanceof Map) {
JSONObject json = new JSONObject();
@keesun
keesun / FileUploadServlet.java
Created January 13, 2012 03:19
Servlet 3.0's FileUpload Sample
@WebServlet("/upload")
@MultipartConfig(location = "/tmp")
public class FileUploadServlet extends HttpServlet {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
getServletContext().getRequestDispatcher("/WEB-INF/views/fileUpload.jsp").forward(req, res);
}
@Override