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How to have the formatter wrap code with IntelliJ?
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Do you mean that the formatter does not break long lines? Check Settings / Project Settings / Code Style / Wrapping.
Update: in later versions of IntelliJ, the option is under Settings / Editor / Code Style. And select Wrap when typing reaches right margin.
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find -exec with multiple commands
...o use find -exec with multiple commands without any success. Does anybody know if commands such as the following are possible?
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Array.size() vs Array.length
...t to get the size in memory of an array (which is the only thing I can think of that would be useful for this name).
Underscore.js unfortunately defines a size method which actually returns the length of an object or array. Since unfortunately the length property of a function is defined as the num...
JPA EntityManager: Why use persist() over merge()?
..., the difference is in what you do with the entity afterwards.
Persist takes an entity instance, adds it to the context and makes that instance managed (ie future updates to the entity will be tracked).
Merge returns the managed instance that the state was merged to. It does return something what...
Use of Application.DoEvents()
...he enduring mystique of DoEvents(). There's been an enormous amount of backlash against it, but nobody ever really explains why it is "bad". The same kind of wisdom as "don't mutate a struct". Erm, why does the runtime and the language supports mutating a struct if that's so bad? Same reason: yo...
Save image from URL by paperclip
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Nicolas BlancoNicolas Blanco
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Prevent segue in prepareForSegue method?
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In your view controller. You do your validation there, and if it's OK then return YES; if it's not then return NO; and the prepareForSegue is not called.
Note that this method doesn't get called automatically when triggering segues programmatically. If you need to perform the check, then you...
Getting rid of \n when using .readlines() [duplicate]
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The url proposed from @bfrederix is broken. Here an archive.org copy web.archive.org/web/20160215030807/http://axialcorps.com/2013/…
– Paolo Melchiorre
Oct 24 '18 at 9:45
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Is it possible for a computer to “learn” a regular expression by user-provided examples?
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The book An Introduction to Computational Learning Theory contains an algorithm for learning a finite automaton. As every regular language is equivalent to a finite automaton, it is possible to learn some regular expressions by a pr...
Why should a function have only one exit-point? [closed]
...ly a single exit point - you have a single path through the method and you know where to look for the exit. On the minus side if you use indentation to represent nesting, your code ends up massively indented to the right, and it becomes very difficult to follow all the nested scopes.
Another is tha...