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How to paste yanked text into the Vim command line

...you know how to use them you cannot live without them. Registers are basically storage locations for strings. Vim has many registers that work in different ways: 0 (yank register: when you use y in normal mode, without specifying a register, yanked text goes there and also to the default register...
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What does (function($) {})(jQuery); mean?

I am just starting out with writing jQuery plugins. I wrote three small plugins but I have been simply copying the line into all my plugins without actually knowing what it means. Can someone tell me a little more about these? Perhaps an explanation will come in handy someday when writing a framewor...
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What is the effect of extern “C” in C++?

...very compiler is required to provide "C" linkage A linkage specification shall occur only in namespace scope All function types, function names and variable names have a language linkage See Richard's Comment: Only function names and variable names with external linkage have a language linkage Two ...
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Conditions for automatic generation of default/copy/move ctor and copy/move assignment operator?

I want to refresh my memory on the conditions under which a compiler typically auto generates a default constructor, copy constructor and assignment operator. ...
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Toggle button using two image on different state

...android:background="@null" and android:drawableRight="@drawable/check". Usually I've found toggle buttons are right-justified. If you need it left-justified, use android:drawableLeft – Patrick Jun 1 '15 at 10:39 ...
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Casting vs using the 'as' keyword in the CLR

...d within the if body.) That's slightly annoying in some cases, so if you really care about introducing the smallest number of variables possible in every scope, you might still want to use is followed by a cast. I don't think any of the answers so far (at the time of starting this answer!) have r...
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Best way to iterate through a Perl array

...ay elements occurs. ($_ is aliased to the element in #1, but #2 and #3 actually copy the scalars from the array.) #5 might be similar. In terms memory usage: They're all the same except for #5. for (@a) is special-cased to avoid flattening the array. The loop iterates over the indexes of the array...
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AJAX POST and Plus Sign ( + ) — How to Encode?

...a form field via AJAX to a PHP script and using JavaScript to escape(field_contents) . The problem is that any plus signs are being stripped out and replaced by spaces. How can I safely 'encode' the plus sign and then appropriately 'decode' it on the PHP side? ...
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How can I export tables to Excel from a webpage [closed]

... can I export tables to Excel from a webpage. I want the export to contain all the formatting and colours. 14 Answers ...
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warning: implicit declaration of function

...s to declare function prototype in header. Example main.h #ifndef MAIN_H #define MAIN_H int some_main(const char *name); #endif main.c #include "main.h" int main() { some_main("Hello, World\n"); } int some_main(const char *name) { printf("%s", name); } Alternative with one file...