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bool operator ++ and --
...
And unsurprisingly...
5.3.2-2
The operand of prefix -- is modified
by subtracting 1. The operand shall
not be of type bool. The requirements
on the operand of prefix -- and the
properties of its result are otherwise
the same as those of prefix ++. [Note:
For postfix increment and d...
What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?
...r Argument Dependent Lookup, describes how unqualified names are looked up by the compiler in C++.
The C++11 standard § 3.4.2/1 states:
When the postfix-expression in a function call (5.2.2) is an unqualified-id, other namespaces not considered during the usual unqualified lookup (3.4.1) may b...
How do I make a list of data frames?
...is is super-easy, the base function split() does it for you. You can split by a column (or columns) of the data, or by anything else you want
mt_list = split(mtcars, f = mtcars$cyl)
# This gives a list of three data frames, one for each value of cyl
This is also a nice way to break a data frame i...
Download Github pull request as unified diff
...
Judging by what these return and the the links in the docs at developer.github.com/v3/media/… , the .diff URL gives a straight diff to the default branch based on git-diff git-scm.com/docs/git-diff output, and the .patch URL gives ...
Chrome: Uncaught SyntaxError: Unexpected end of input
...hat obvious. I've gotten this error on minified JS due to it being mangled by the minimizer, whereas the unminified JS was perfectly legal and valid. Unfortunately, Chrome only shows the line where the error occurs, which for minimized JS is usually the entire file...
– Cerin
...
How to force Chrome's script debugger to reload javascript?
...
The context menu shown above is accessible by right clicking / presssing & holding the "reload" button, while Chrome Dev Tools is opened.
Empty cache and hard reload works best for me.
Another Advantage: This option keeps all other opened tabs and website data u...
What characters are allowed in DOM IDs? [duplicate]
...ID and NAME tokens must begin with a
letter ([A-Za-z]) and may be followed
by any number of letters, digits
([0-9]), hyphens ("-"), underscores
("_"), colons (":"), and periods
(".").
Source: HTML 4 Specification, Chapter 6, ID Token
...
How can I set a custom date time format in Oracle SQL Developer?
By default, Oracle SQL developer displays date values as 15-NOV-11 . I would like to see the time part (hour/minute/second) by default.
...
Determining type of an object in ruby
... way to determine the "type" of an object, which is a wobbly term in the Ruby world, is to call object.class.
Since classes can inherit from other classes, if you want to determine if an object is "of a particular type" you might call object.is_a?(ClassName) to see if object is of type ClassName or...
How to terminate a window in tmux?
...hat window.
the default of Prefix above is Ctrl+b,
so to terminate window by default you can use Ctrl+b &
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