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Can scrapy be used to scrape dynamic content from websites that are using AJAX?
...m Mozilla Firefox (or an equivalent tool in other browsers) to analyze the HTTP request that generate the messages on the web page:
It doesn't reload the whole page but only the parts of the page that contain messages. For this purpose I click an arbitrary number of page on the bottom:
And I o...
Send a file via HTTP POST with C#
...
Using .NET 4.5 (or .NET 4.0 by adding the Microsoft.Net.Http package from NuGet) there is an easier way to simulate form requests. Here is an example:
private async Task<System.IO.Stream> Upload(string actionUrl, string paramString, Stream paramFileStream, byte [] paramFile...
Detect if Android device has Internet connection
...an active Internet connection is to try and connect
to a known server via http.
public static boolean hasActiveInternetConnection(Context context) {
if (isNetworkAvailable(context)) {
try {
HttpURLConnection urlc = (HttpURLConnection) (new URL("http://www.google.com").openC...
How do I force a DIV block to extend to the bottom of a page even if it has no content?
...ave to mess around with it a bit.
This site has some excellent examples:
http://www.brunildo.org/test/html_body_0.html
http://www.brunildo.org/test/html_body_11b.html
http://www.brunildo.org/test/index.html
I also recommend going to http://quirksmode.org/
...
PHP Session Security
...is, don't send details such as username in the cookie.
Check the $_SERVER['HTTP_USER_AGENT']. This adds a small barrier to session hijacking. You can also check the IP address. But this causes problems for users that have changing IP address due to load balancing on multiple internet connections etc...
Medium-size Clojure sample application?
...trieving gaka/gaka/0.1.0/gaka-0.1.0.pom from clojars Tried to use insecure HTTP repository without TLS. This is almost certainly a mistake; however in rare cases where it's intentional please see lein help faq for details.Tried to use insecure HTTP repository without TLS. This is almost certainly a ...
Link to “pin it” on pinterest without generating a button
...open clicks in a new window.
The tag syntax would look like:
<a href="http://pinterest.com/pin/create/button/?url={URI-encoded URL of the page to pin}&media={URI-encoded URL of the image to pin}&description={optional URI-encoded description}" class="pin-it-button" count-layout="horizont...
Inline SVG in CSS
...y { background-image:
url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10'><linearGradient id='gradient'><stop offset='10%' stop-color='%23F00'/><stop offset='90%' stop-color='%23fcc'/> </linearGradient><rect fill='url(...
urllib2.HTTPError: HTTP Error 403: Forbidden
...more headers I was able to get the data:
import urllib2,cookielib
site= "http://www.nseindia.com/live_market/dynaContent/live_watch/get_quote/getHistoricalData.jsp?symbol=JPASSOCIAT&fromDate=1-JAN-2012&toDate=1-AUG-2012&datePeriod=unselected&hiddDwnld=true"
hdr = {'User-Agent': 'Mo...
Can a shell script set environment variables of the calling shell? [duplicate]
...on noproxy
{
/usr/local/sbin/noproxy #turn off proxy server
unset http_proxy HTTP_PROXY https_proxy HTTPs_PROXY
}
# Proxy
function setproxy
{
sh /usr/local/sbin/proxyon #turn on proxy server
http_proxy=http://127.0.0.1:8118/
HTTP_PROXY=$http_proxy
https_proxy=$http_proxy...