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Rails.env vs RAILS_ENV
...hen checking what env one is running in. What's preferred? Are they, for all intents and purposes equal?
5 Answers
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What's the difference between libev and libevent?
... each of these, by not using global variables but using a loop context for all functions, by using small watchers for each event type (an I/O watcher uses 56 bytes on x86_64 compared to 136 for libevent), allowing extra event types such as timers based on wallclock vs. monotonic time, inter-thread i...
string.Join on a List or other type
... strings from a list of ints so that String.Join(String, String[]) can be called. Only thing I'd say is that it's unusual to see this method written as an extension on String as opposed to IEnumerable<String> - I tend to always call it at the end of a long chain of extension method calls.
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How to sum up elements of a C++ vector?
What are the good ways of finding the sum of all the elements in a std::vector ?
11 Answers
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How do I raise a Response Forbidden in django
...48/… I'm not sure about Django, but Django REST Framework has: from rest_framework import status status.HTTP_403_FORBIDDEN 403
– David Watson
Mar 4 '16 at 18:35
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How to repair a serialized string which has been corrupted by an incorrect byte count length?
...serialized array
You current serialized data
$data = 'a:10:{s:16:"submit_editorial";b:0;s:15:"submit_orig_url";s:13:"www.bbc.co.uk";s:12:"submit_title";s:14:"No title found";s:14:"submit_content";s:12:"dnfsdkfjdfdf";s:15:"submit_category";i:2;s:11:"submit_tags";s:3:"bbc";s:9:"submit_id";b:0;s:16:...
How to get response status code from jQuery.ajax?
In the following code, all I am trying to do is to get the HTTP response code from a jQuery.ajax call. Then, if the code is 301 (Moved Permanently), display the 'Location' response header:
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Volley Android Networking Library
... I had to go to 5 different google results to find the instructions to install their own networking library.
– Gowiem
Aug 28 '13 at 18:19
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How do you find the row count for all your tables in Postgres
I'm looking for a way to find the row count for all my tables in Postgres. I know I can do this one table at a time with:
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ArrayList vs List in C#
...face and can be used easily in LINQ (without requiring any Cast or OfType call).
ArrayList belongs to the days that C# didn't have generics. It's deprecated in favor of List<T>. You shouldn't use ArrayList in new code that targets .NET >= 2.0 unless you have to interface with an old API t...