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Difference between C++03 throw() specifier C++11 noexcept
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std::unexpected() is called by the C++ runtime when a dynamic exception specification is violated: an exception is thrown from a function whose exception specification forbids exceptions of this type.
std::unexpected() may also be called directly from ...
How do I toggle an element's class in pure JavaScript?
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2014 answer: classList.toggle() is the standard and supported by most browsers.
Older browsers can use use classlist.js for classList.toggle():
var menu = document.querySelector('.menu') // Using a class instead, see note below.
menu.classList.toggle('hidden-phone');
As an aside, y...
What is a handle in C++?
...use it.
For instance, the HWND in the Win32 API is a handle for a Window. By itself it's useless: you can't glean any information from it. But pass it to the right API functions, and you can perform a wealth of different tricks with it. Internally you can think of the HWND as just an index into the...
Return empty cell from formula in Excel
...k cells for, you could give that range a name, then modify Boofus' formula by changing SomeRange to Range("MyRange"). To set a name for your cells, select the cells, click Define Name on the Formulas tab of the ribbon, and enter "MyRange" in the Name field. (And of course you could replace MyRange w...
Multi-statement Table Valued Function vs Inline Table Valued Function
...on
Since I saw this come up recently, here is an excellent analysis done by Wayne Sheffield comparing the performance difference between Inline Table Valued functions and Multi-Statement functions.
His original blog post.
Copy on SQL Server Central
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Toggle input disabled attribute using jQuery
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I guess to get full browser comparability disabled should set by the value disabled or get removed!
Here is a small plugin that I've just made:
(function($) {
$.fn.toggleDisabled = function() {
return this.each(function() {
var $this = $(this);
if ...
Recursively remove files
... point. Wouldn't command rm be a better (that is, more direct) solution? (By "direct" I mean it deals specifically with the problem at hand and nothing else, and therefore is less likely to have any unwanted side-effects, and is also going to be more self-explanatory to anyone who has to maintain t...
Bash syntax error: unexpected end of file
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i also just got this error message by using the wrong syntax in an if clause
else if (syntax error: unexpected end of file)
elif (correct syntax)
i debugged it by commenting bits out until it worked
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Kotlin: how to pass a function as parameter to another?
...an now use functions that are class members ("Bound Callable References"), by prefixing the function reference operator with the instance:
foo("hi", OtherClass()::buz)
foo("hi", thatOtherThing::buz)
foo("hi", this::buz)
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Package cairo was not found in the pkg-config search path. Node j.s install canvas issue
... the same problem on OS X 10.11.2 while installing qrcode package.
Solved by installing these ones:
brew install cairo
brew install pkg-config
xcode-select --install
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