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When to use std::forward to forward arguments?
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3 Answers
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Why are Perl 5's function prototypes bad?
...like this:
sub mypush(\@@) { ... }
and call it as
mypush @array, 1, 2, 3;
without needing to write the \ to take a reference to the array.
In a nutshell, prototypes let you create your own syntactic sugar. For example the Moose framework uses them to emulate a more typical OO syntax.
This is...
How to find keys of a hash?
...bject.keys performing this operation:
var obj = { "a" : 1, "b" : 2, "c" : 3};
alert(Object.keys(obj)); // will output ["a", "b", "c"]
Compatibility details can be found here.
On the Mozilla site there is also a snippet for backward compatibility:
if(!Object.keys) Object.keys = function(o){
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'console' is undefined error for Internet Explorer
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379
Try
if (!window.console) console = ...
An undefined variable cannot be referred directly. H...
Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
...integers.
Consider: If floor() returned an integer, what should floor(1.0e30) return?
Now, while Python's integers are now arbitrary precision, it wasn't always this way. The standard library functions are thin wrappers around the equivalent C library functions.
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Jump to matching XML tags in Vim
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73
There is a vim plugin called matchit.vim . You can find it here: http://www.vim.org/scripts/scri...
What is the best practice for making an AJAX call in Angular.js?
I was reading this article: http://eviltrout.com/2013/06/15/ember-vs-angular.html
4 Answers
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How to convert the background to transparent? [closed]
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TWiStErRobTWiStErRob
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How to enable zoom controls and pinch zoom in a WebView?
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293
Strange. Inside OnCreate method, I'm using
webView.getSettings().setBuiltInZoomControls(true);
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Can angularjs routes have optional parameter values?
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243
It looks like Angular has support for this now.
From the latest (v1.2.0) docs for $routeProvide...