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Simplest two-way encryption using PHP

What is the simplest way of doing two way encryption in common PHP installs? 6 Answers ...
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CURL alternative in Python

I have a cURL call that I use in PHP: 7 Answers 7 ...
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What’s the best way to check if a file exists in C++? (cross platform)

...his using standard c++ libs? Preferably without trying to open the file at all. 10 Answers ...
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Can a C# lambda expression have more than one statement?

... (I'm assuming you're really talking about multiple statements rather than multiple lines.) You can use multiple statements in a lambda expression using braces, but only the syntax which doesn't use braces can be converted into an expression tree: ...
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How to save an image locally using Python whose URL address I already know?

... Python 2 Here is a more straightforward way if all you want to do is save it as a file: import urllib urllib.urlretrieve("http://www.digimouth.com/news/media/2011/09/google-logo.jpg", "local-filename.jpg") The second argument is the local path where the file should be s...
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How to make the python interpreter correctly handle non-ASCII characters in string operations?

... You actually only need # coding: utf-8. -*- is not for decoration, but you are unlikely to ever need it. I think it was there for old shells. – fmalina May 9 '13 at 13:40 ...
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Writing your own STL Container

...or_tag,std::random_access_iterator_tag. Also note that the below is technically more strict than required, but this is the idea. Note that the vast majority of the "standard" functions are technically optional, due to the awesomeness that is iterators. template <class T, class A = std::allocator...
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Best way to select random rows PostgreSQL

...lass WHERE oid = 'schema_name.big'::regclass; As long as ct isn't much smaller than id_span, the query will outperform other approaches. WITH params AS ( SELECT 1 AS min_id -- minimum id <= current min id , 5100000 AS id_span -- rounded up. (max_id - m...
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(HTML) Download a PDF file instead of opening them in browser when clicked

... Sometimes the question is wrong. ;) Anyways, regarding your issue, that's all a UX problem. Forcing the web to behave in specific ways is sometimes necessary, but often there's better solutions from a UX perspective. Also, my answer is correct. You can not do what you want to do with HTML (which is...
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What is the fastest way to send 100,000 HTTP requests in Python?

...rogram correctly. Has anyone come across a similar problem? I guess generally I need to know how to perform thousands of tasks in Python as fast as possible - I suppose that means 'concurrently'. ...