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How to decorate a class?

In Python 2.5, is there a way to create a decorator that decorates a class? Specifically, I want to use a decorator to add a member to a class and change the constructor to take a value for that member. ...
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How to use putExtra() and getExtra() for string data

...ou need to use the "PendingIntent.FLAG_UPDATE_CURRENT" flag: stackoverflow.com/a/29846408/2738240 Intent intent = new Intent(context, MainActivity.class); intent.putExtra("button_id", 1); PendingIntent pendingIntent = PendingIntent.getActivity(context, 0, intent, PendingInte...
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Python: List vs Dict for look up table

I have about 10million values that I need to put in some type of look up table, so I was wondering which would be more efficient a list or dict ? ...
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How to find a hash key containing a matching value

... According to ruby doc http://www.ruby-doc.org/core-1.9.3/Hash.html#method-i-key key(value) is the method to find the key on the base of value. ROLE = {"customer" => 1, "designer" => 2, "admin" => 100} ROLE.key(2) it will return the "de...
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Shell script - remove first and last quote (") from a variable

Below is the snippet of a shell script from a larger script. It removes the quotes from the string that is held by a variable. I am doing it using sed, but is it efficient? If not, then what is the efficient way? ...
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gem install: Failed to build gem native extension (can't find header files)

...orked when i had a problem trying to create an app using ruby on rails. it complained about how it can't install json and bundler can't continue. installing ruby-devel worked. – Jack Nov 4 '12 at 20:43 ...
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send Content-Type: application/json post with node.js

How can we make a HTTP request like this in NodeJS? Example or module appreciated. 6 Answers ...
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Why does Chrome incorrectly determine page is in a different language and offer to translate?

...and Google says they ignore lang <html lang="en" xml:lang="en" xmlns= "http://www.w3.org/1999/xhtml"> <meta charset="UTF-8"> <meta name="google" content="notranslate"> <meta http-equiv="Content-Language" content="en"> If that doesn't work, you can always place a bunch of t...
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How to enable CORS in AngularJs

... Why is it that I can get a response from https://www.google.com using an application like POSTMAN, but when I try to GET from https://www.google.com using an AJAX call I get the CORS error? Is there no way I can make the AJAX call behave similarly to the call from P...
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How do search engines deal with AngularJS applications?

...o suggest that Google might not execute AJAX requests. More on this here: https://web.archive.org/web/20160318211223/http://www.analog-ni.co/precomposing-a-spa-may-become-the-holy-grail-to-seo Search Engines can read and execute JavaScript Google has been able to parse JavaScript for some time no...