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How do I check if a string is valid JSON in Python?
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What's the best UI for entering date of birth? [closed]
...r. Since usually you also have advanced and non-advanced users I suggest a combination of text input and datepicker.
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Should I URL-encode POST data?
...POST.
This POST is the normal application/x-www-form-urlencoded kind, most commonly used by HTML forms.
CURLOPT_POSTFIELDS
The full data to post in a HTTP "POST" operation. To post a file, prepend a filename with @ and use the full path. The filetype can be explicitly specified by following the file...
How Do I Use Factory Girl To Generate A Paperclip Attachment?
...ctoryGirl.define block (which isn't what happens in this gist: gist.github.com/313121).
– Sam
Dec 24 '12 at 15:44
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How to send commands when opening a tmux session inside another tmux session?
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The send-prefix command can be used to send your prefix keystroke to (the process running in) the active pane. By default, the prefix is C-b and C-b is bound to send-prefix (so that hitting it twice sends a single C-b to the active pane). Th...
nano error: Error opening terminal: xterm-256color
...wered Jul 9 '14 at 22:34
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Correct use of flush() in JPA/Hibernate
...ctions they are supposed to send to the database, often until you actually commit the transaction.
For example, you call em.persist(), Hibernate remembers it has to make a database INSERT, but does not actually execute the instruction until you commit the transaction. Afaik, this is mainly done for ...
What's the difference between detaching a Fragment and removing it?
...tached. You will have to add it again to the fragment transaction.
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You'll notice that when a Fragment is detached, its onPause, onStop and onDestroyView methods are called only (in that order). On the other hand, when a Fragment is removed, its onPause, onStop, onDestroyView, onDest...
How to make Regular expression into non-greedy?
...nce replacing it. I have no idea how it works though, because that doesn't compile in any regex engine i've tried ????
– Noctis
Feb 19 at 5:40
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Why doesn't C# support the return of references?
...at question!
The C# team is considering this for C# 7. See https://github.com/dotnet/roslyn/issues/5233 for details.
UPDATE: The feature made it in to C# 7!
You are correct; .NET does support methods that return managed references to variables. .NET also supports local variables that contain ma...