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Find region from within an EC2 instance
...
That URL (http://169.254.169.254/latest/dynamic/instance-identity/document) doesn't appear to work anymore. I get a 404 when I tried to use it. I have the following code which seems to work though:
EC2_AVAIL_ZONE=`curl -s http://169.2...
could not resolve host github.com error while cloning remote repository in git
...s? because my office has got proxy servers.
Yes, you can do so by setting HTTP_PROXY, and HTTPS_PROXY environment variables.
See "Syncing with github":
set HTTPS_PROXY=http://<login_internet>:<password_internet>@aproxy:aport
set HTTP_PROXY=http://<login_internet>:<password_inte...
python: how to send mail with TO, CC and BCC?
...
Don't add the bcc header.
See this: http://mail.python.org/pipermail/email-sig/2004-September/000151.html
And this: """Notice that the second argument to sendmail(), the recipients, is passed as a list. You can include any number of addresses in the list to ha...
Check if a JavaScript string is a URL
...gexp from Devshed:
function validURL(str) {
var pattern = new RegExp('^(https?:\\/\\/)?'+ // protocol
'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|'+ // domain name
'((\\d{1,3}\\.){3}\\d{1,3}))'+ // OR ip (v4) address
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*'+ // port and path
'(\\?[;...
Is there a way to automate the android sdk installation?
...solete
packages as well as non-obsolete.
--no_https: Force all connections to use http rather than https.
--proxy=<http | socks>: Connect via a proxy of the given type.
--proxy_host=<IP or DNS address>: IP or DNS address of the proxy to use.
--...
What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...m itself.
The simplest possible attack against your system is to run the HTTP traffic for the game through a proxy, catch the high-score save, and replay it with a higher score.
You can try to block this attack by binding each high score save to a single instance of the game, for instance by send...
How can you debug a CORS request with cURL?
... using curl.
Sending a regular CORS request using cUrl:
curl -H "Origin: http://example.com" --verbose \
https://www.googleapis.com/discovery/v1/apis?fields=
The -H "Origin: http://example.com" flag is the third party domain making the request. Substitute in whatever your domain is.
The --ver...
Detect encoding and make everything UTF-8
...string = Encoding::toLatin1($utf8_or_latin1_or_mixed_string);
Download:
https://github.com/neitanod/forceutf8
I've included another function, Encoding::fixUFT8(), which will fix every UTF-8 string that looks garbled.
Usage:
require_once('Encoding.php');
use \ForceUTF8\Encoding; // It's namesp...
Is there a PHP function that can escape regex patterns before they are applied?
...atch to find occurrences of a given URL surrounded by whitespace:
$url = 'http://stackoverflow.com/questions?sort=newest';
// preg_quote escapes the dot, question mark and equals sign in the URL (by
// default) as well as all the forward slashes (because we pass '/' as the
// $delimiter argument)....
Google Tag Manager 入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ogle Tag Manager 入门指南Google 近期发布了：Tag Manager 产品（http: www.google.com tagmanager ），适用于站点多，运行多套：流量，广告系统的用户。部署一...Google 近期发布了：Tag Manager 产品（http://www.google.com/tagmanager/），适用于站点多...