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How should I ethically approach user password storage for later plaintext retrieval?
As I continue to build more and more websites and web applications I am often asked to store user's passwords in a way that they can be retrieved if/when the user has an issue (either to email a forgotten password link, walk them through over the phone, etc.) When I can I fight bitterly against thi...
How well is Unicode supported in C++11?
...e& loc);
// ...
How do you expect any of these functions to properly categorize, say, U+1F34C ʙᴀɴᴀɴᴀ, as in u8"????" or u8"\U0001F34C"? There's no way it will ever work, because those functions take only one code unit as input.
This could work with an appropriate locale if you used ...
Android studio: new project vs new module
...workspace". When creating a Module, two o the types offered are 1) application module and 2) android library module. #1 seems redundant to "new project" and #1 and #2 seem the same.
– user1679130
May 7 '15 at 19:59
...
How do I clone a subdirectory only of a Git repository?
...in master
)
Usage:
git_sparse_clone "http://github.com/tj/n" "./local/location" "/bin"
Note that this will still download the whole repository from the server – only the checkout is reduced in size. At the moment it is not possible to clone only a single directory. But if you don't need the...
How can I troubleshoot my Perl CGI script?
...andard place for log files. Look in the
server configuration for their location, or ask the server
admin. You can also use tools such as CGI::Carp
to keep your own log files.
What are the script's permissions?
If you see errors like "Permission denied" or "Method not
implemented", it probably ...
When to Redis? When to MongoDB? [closed]
...
I would say, it depends on kind of dev team you are and your application needs.
For example, if you require a lot of querying, that mostly means it would be more work for your developers to use Redis, where your data might be stored in variety of specialized data structures, customized for...
Checkout another branch when there are uncommitted changes on the current branch
...times, and not other times?
The rule here is simple in one way, and complicated/hard-to-explain in another:
You may switch branches with uncommitted changes in the work-tree if and only if said switching does not require clobbering those changes.
That is—and please note that this is still simpl...
Using git repository as a database backend
...g a project that deals with structured document database. I have a tree of categories (~1000 categories, up to ~50 categories on each level), each category contains several thousands (up to, say, ~10000) of structured documents. Each document is several kilobytes of data in some structured form (I'd...
Get MIME type from filename extension
... going to do this, you should at least add unit tests for it to be sure to catch it early when upgrading .NET versions. Besides that, if you're going to add mappings manually, you might as well maintain your own collection. The class is nothing more than a wrapper on a dictionary.
...
Where and why do I have to put the “template” and “typename” keywords?
...claration of a pointer f. However if it's not a type, it will be a multiplication. So the C++ Standard says at paragraph (3/7):
Some names denote types or templates. In general, whenever a name is encountered it is necessary to determine whether that name denotes one of these entities before con...