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How to percent-encode URL parameters in Python?
...ote(string[, safe])
Replace special characters in string
using the %xx escape. Letters, digits,
and the characters '_.-' are never
quoted. By default, this function is
intended for quoting the path section
of the URL.The optional safe parameter
specifies additional characters that
...
When and how should I use a ThreadLocal variable?
...yError: PermGen space and after some googling will probably just increase -XX:MaxPermSize instead of fixing the bug.
If you do end up experiencing these problems, you can determine which thread and class is retaining these references by using Eclipse's Memory Analyzer and/or by following Frank Kiev...
Determining type of an object in ruby
...ct, which is a wobbly term in the Ruby world, is to call object.class.
Since classes can inherit from other classes, if you want to determine if an object is "of a particular type" you might call object.is_a?(ClassName) to see if object is of type ClassName or derived from it.
Normally type checki...
Which commit has this blob?
...
Excellent answer because it is so simple. Just by making the reasonable assumption that the path is known. However, one should know that it returns the commit where the path was changed to the given hash.
–...
C++ Tuple vs Struct
Is there is any difference between using a std::tuple and a data-only struct ?
12 Answers
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How to overcome root domain CNAME restrictions?
...E, the NS entries are ignored. Therefore all the
hosts in the podunk.xx domain are ignored as well!
References:
http://tools.ietf.org/html/rfc1912 section '2.4 CNAME Records'
http://www.faqs.org/rfcs/rfc1034.html section '3.6.2. Aliases and canonical names'
...
Find which commit is currently checked out in Git
...ell before version 1.8.3, I'm just not sure in which version it was introduced:
git bisect visualize
git bisect view # shorter, means same thing
share
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improve this answer
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Transfer-Encoding: gzip vs. Content-Encoding: gzip
...P as the proper way to do on-the-fly encoding without changing
the resource.
Source: https://issues.apache.org/bugzilla/show_bug.cgi?id=39727#c31
In other words: Don't do on-the-fly Content-Encoding, use Transfer-Encoding instead!
Edit: That is, unless you want to serve gzipped content to clie...
How can I find where I will be redirected using cURL?
...LINFO_HTTP_CODE);
curl_close($ch);
// if it's not a redirection (3XX), move along
if ($httpStatus < 300 || $httpStatus >= 400)
return $url;
// look for a location: header to find the target URL
if(preg_match('/location: (.*)/i', $result, $r)) {
$location =...
How can I safely encode a string in Java to use as a filename?
...Use URL encoding (java.net.URLEncoder) to replace special characters with %xx. Note that you take care of the special cases where the string equals ., equals .. or is empty!¹ Many programs use URL encoding to create file names, so this is a standard technique which everybody understands.
Irreversi...