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What is the meaning of prepended double colon “::”?
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:: is used to link something ( a variable, a function, a class, a typedef etc...) to a namespace, or to a class.
if there is no left hand side before ::, then it underlines the fact you are using the global namespace.
e.g.:
::doMyGlobalFunction();
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What's the difference between ng-model and ng-bind
...nts. This directive is very useful for updating the blocks like div, span, etc. with inner HTML content.
This example would help you to understand.
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Redirect stderr and stdout in Bash
... which can write/append to several file descriptors(files, sockets, pipes, etc) at once: tee FILE1 FILE2 ... >(cmd1) >(cmd2) ...
exec 3>&1 4>&2 1> >(tee >(logger -i -t 'my_script_tag') >&3) 2> >(tee >(logger -i -t 'my_script_tag') >&4)
trap 'clean...
Gmail's new image caching is breaking image links in newsletter
...l. When this email will hit the gmail server GoogleImageProxy will try to fetch and store the images from your site to its own proxy server. while fetching the images, GoogleImageProxy found some 404 statuses against your missing images and 403 against some protected images. GoogleImagesProxy has st...
What is self-documenting code and can it replace well documented code? [closed]
... colleague
writes documentation comments (Doxygen, JavaDoc, XML comments etc.) for every class, member, type and method AND
clearly comments any parts of the code that are not self-documenting AND
writes a comment for each block of code that explains the intent, or what the code does on a higher a...
How to use auto-layout to move other views when a view is hidden?
...ignable subclass of UILabel (to ensure consistency in colour, font, insets etc.) and I have implemented something like the following:
override func intrinsicContentSize() -> CGSize {
if hidden {
return CGSizeZero
} else {
return super.intrinsicContentSize()
}
}
This...
Trigger change event of dropdown
...t benefit from the shorthand notation, and this follows jQuery's chaining, etc
jquery chaining
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SBT stop run without exiting
... the Task Manager (Windows), or Force Quit or Activity Monitor (Mac OS X), etc.
– Seth Tisue
Mar 21 '11 at 16:45
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Meaning of numbers in “col-md-4”,“ col-xs-1”, “col-lg-2” in Bootstrap
...umns (half the width), col-*-12 spans 12 of 12 columns (the entire width), etc
So, if you want two equal columns to span a div, write
<div class="col-xs-6">Column 1</div>
<div class="col-xs-6">Column 2</div>
Or, if you want three unequal columns to span that same width, ...
Protected in Interfaces
...s: So much of OOP is about properly structuring objects, classes, packages etc., if a programmer has a hard time with doing all that properly, he has a much bigger problem. Java was built for that type of thing.
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