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Where does 'Hello world' come from?
...s an I/O section to his 1974 C tutorial though lysator.liu.se/c/bwk-tutor.html printf ("hello, world\n"); and above that, in section 2, without the \n and in a program. main( ) { printf("hello, world"); } Be interesting to see something from B and BCPL.
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Why do you not use C for your web apps?
...ted calls for Web applications.
I was not able to find anything to escape HTML in Java so I wrote my version of it:
// all litteral strings provided by a client must be escaped this way
// if you inject them into an HTML page
public static String escape_html(String Name) {
int len = Na...
Global and local variables in R
...nding how to use them:
http://stat.ethz.ch/R-manual/R-devel/library/base/html/environment.html
http://stat.ethz.ch/R-manual/R-devel/library/base/html/get.html
Here you have a small example:
test.env <- new.env()
assign('var', 100, envir=test.env)
# or simply
test.env$var <- 100
get('var...
Converting between strings and ArrayBuffers
...problem, and it is much slower than a direct solution. I've made a post in html5rocks with a simpler and (much faster) solution:
http://updates.html5rocks.com/2012/06/How-to-convert-ArrayBuffer-to-and-from-String
And the solution is:
function ab2str(buf) {
return String.fromCharCode.apply(null,...
Does Android support near real time push notification?
...
developer.android.com/videos/index.html#v=PLM4LajwDVc Google I/O 2010 Presentation about Push Notifications
– vokilam
Feb 2 '11 at 8:56
...
Save plot to image file instead of displaying it using Matplotlib
...led when creating the figure, see figsize in matplotlib.org/api/figure_api.html#matplotlib.figure.Figure
– Hooked
Oct 29 '13 at 0:46
...
JavaScript: Create and save file [duplicate]
...nately, does not work well in other browsers, especially IE.
<!DOCTYPE html>
<html>
<head>
<title>JS CSV</title>
</head>
<body>
<button id="b">export to CSV</button>
<script type="text/javascript">
function exportToCsv(...
What ports does RabbitMQ use?
...e the management port has changed to 15672 in 3.x: rabbitmq.com/management.html#configuration
– Greg M. Krsak
Mar 12 '13 at 13:29
4
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cURL equivalent in Node.js?
...ation for the HTTP module for a full example:
https://nodejs.org/api/http.html#http_http_request_options_callback
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Resize image in PHP
...unction which meets the OPs requirements...
function store_uploaded_image($html_element_name, $new_img_width, $new_img_height) {
$target_dir = "your-uploaded-images-folder/";
$target_file = $target_dir . basename($_FILES[$html_element_name]["name"]);
$image = new SimpleImage();...