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Concatenate two string literals
I am reading Accelerated C++ by Koenig. He writes that "the new idea is that we can use + to concatenate a string and a string literal - or, for that matter, two strings (but not two string literals).
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Member '' cannot be accessed with an instance reference
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In C#, unlike VB.NET and Java, you can't access static members with instance syntax. You should do:
MyClass.MyItem.Property1
to refer to that property or remove the static modifier from Property1 (which is what you probably want to do). For a conceptual idea about what static is, see m...
How to make --no-ri --no-rdoc the default for gem install?
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You just add the following line to your local ~/.gemrc file (it is in your home folder):
gem: --no-document
or you can add this line to the global gemrc config file.
Here is how to find it (in Linux):
strace gem source 2>&1 | grep gemrc
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How do you install Boost on MacOS?
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edited Mar 16 '16 at 3:13
Honest Abe
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Java: convert List to a String
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With Java 8 you can do this without any third party library.
If you want to join a Collection of Strings you can use the new String.join() method:
List<String> list = Arrays.asList("foo", "bar", "baz");
String joined =...
Use of “instanceof” in Java [duplicate]
I learned that Java has the instanceof operator. Can you elaborate where it is used and what are its advantages?
4 Answer...
Among $_REQUEST, $_GET and $_POST which one is the fastest?
...ST, by default, contains the contents of $_GET, $_POST and $_COOKIE.
But it's only a default, which depends on variables_order ; and not sure you want to work with cookies.
If I had to choose, I would probably not use $_REQUEST, and I would choose $_GET or $_POST -- depending on what my applicati...
Is there any WinSCP equivalent for linux? [closed]
...onqueror, you can simply type: fish://servername.
per Mike R: In Ubuntu Unity 14.0.4 its under Files > Connect to Server in the Menu or Network > Connect to Server in the sidebar
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Check if $_POST exists
I'm trying to check whether a $_POST exists and if it does, print it inside another string, if not, don't print at all.
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How do you rotate a two dimensional array?
...ired by Raymond Chen's post , say you have a 4x4 two dimensional array, write a function that rotates it 90 degrees. Raymond links to a solution in pseudo code, but I'd like to see some real world stuff.
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