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How do I concatenate or merge arrays in Swift?
...ides a flatMap(_:) method for all types that conform to Sequence protocol (including Array). flatMap(_:) has the following declaration:
Returns an array containing the concatenated results of calling the given transformation with each element of this sequence.
func flatMap<SegmentOfResult&g...
What are named pipes?
...al file in the filesystem and can be accessed with normal file IO commands including the shell. Windows ones don't, and need to be opened with a special system call (after which they behave mostly like a normal win32 handle).
Even more confusing, Unix has something called a "Unix socket" or AF_UNIX...
How can I add reflection to a C++ application?
...td::string, so the RTTI for std::string or its derived classes need not be included.
– MSalters
Aug 3 '09 at 11:22
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What’s the difference between ScalaTest and Scala Specs unit test frameworks?
... you can mix together to get the behavior you prefer in your test classes, including BDD, and you can also easily define your own behavior if you want something different.
ScalaTest supports BDD through its Spec, FeatureSpec, WordSpec, FlatSpec, and GivenWhenThen traits, and also has traits that yo...
Why does HTML5 form-validation allow emails without a dot?
...id emails.
So the standard HTML5 validation allows for all valid E-mails, including the uncommon ones.
For some easy to read explanations (Instead of reading through the standards):
http://en.wikipedia.org/wiki/Email_address#Examples
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Shortcut to open file in Vim
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Consider using CtrlP plug-in.
It is included in Janus Distributive.
Allows you to find files in the current directory, open buffers or most recently used files using "fuzzy matching" or regular expression.
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How to create a printable Twitter-Bootstrap page
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@dreamster, just include your styles in the stylesheet that applies to printing. Note that CSS cascading still works; so order, inheritance and selector priorities will influence the outcome. You'd probably ask a new question with your own co...
Unresolved specs during Gem::Specification.reset:
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I've tried a ton of things, including reinstalling RVM and Ruby, until I bumped into this solution and this did it for me.
– George
Jul 21 '15 at 11:54
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What is the purpose of .PHONY in a Makefile?
...file with the same name as the target name should be PHONY. This typically includes all, install, clean, distclean, and so on.
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What are the correct version numbers for C#?
.... Major new features: tuples, ref locals and ref return, pattern matching (including pattern-based switch statements), inline out parameter declarations, local functions, binary literals, digit separators, and arbitrary async returns.
C# 7.1 released with VS2017 v15.3 (August 2017) New features: asy...